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diff --git a/devtools/client/sourceeditor/codemirror/codemirror.bundle.js b/devtools/client/sourceeditor/codemirror/codemirror.bundle.js
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+++ b/devtools/client/sourceeditor/codemirror/codemirror.bundle.js
@@ -0,0 +1,20152 @@
+var CodeMirror =
+/******/ (function(modules) { // webpackBootstrap
+/******/ // The module cache
+/******/ var installedModules = {};
+
+/******/ // The require function
+/******/ function __webpack_require__(moduleId) {
+
+/******/ // Check if module is in cache
+/******/ if(installedModules[moduleId])
+/******/ return installedModules[moduleId].exports;
+
+/******/ // Create a new module (and put it into the cache)
+/******/ var module = installedModules[moduleId] = {
+/******/ exports: {},
+/******/ id: moduleId,
+/******/ loaded: false
+/******/ };
+
+/******/ // Execute the module function
+/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
+
+/******/ // Flag the module as loaded
+/******/ module.loaded = true;
+
+/******/ // Return the exports of the module
+/******/ return module.exports;
+/******/ }
+
+
+/******/ // expose the modules object (__webpack_modules__)
+/******/ __webpack_require__.m = modules;
+
+/******/ // expose the module cache
+/******/ __webpack_require__.c = installedModules;
+
+/******/ // __webpack_public_path__
+/******/ __webpack_require__.p = "";
+
+/******/ // Load entry module and return exports
+/******/ return __webpack_require__(0);
+/******/ })
+/************************************************************************/
+/******/ ([
+/* 0 */
+/***/ function(module, exports, __webpack_require__) {
+
+ __webpack_require__(1);
+ __webpack_require__(3);
+ __webpack_require__(4);
+ __webpack_require__(5);
+ __webpack_require__(6);
+ __webpack_require__(7);
+ __webpack_require__(8);
+ __webpack_require__(9);
+ __webpack_require__(10);
+ __webpack_require__(11);
+ __webpack_require__(12);
+ __webpack_require__(13);
+ __webpack_require__(14);
+ __webpack_require__(15);
+ __webpack_require__(16);
+ __webpack_require__(17);
+ __webpack_require__(18);
+ __webpack_require__(19);
+ __webpack_require__(20);
+ __webpack_require__(21);
+ __webpack_require__(22);
+ __webpack_require__(23);
+ module.exports = __webpack_require__(2);
+
+
+/***/ },
+/* 1 */
+/***/ function(module, exports, __webpack_require__) {
+
+ // CodeMirror, copyright (c) by Marijn Haverbeke and others
+ // Distributed under an MIT license: http://codemirror.net/LICENSE
+
+ // Open simple dialogs on top of an editor. Relies on dialog.css.
+
+ (function(mod) {
+ if (true) // CommonJS
+ mod(__webpack_require__(2));
+ else if (typeof define == "function" && define.amd) // AMD
+ define(["../../lib/codemirror"], mod);
+ else // Plain browser env
+ mod(CodeMirror);
+ })(function(CodeMirror) {
+ function dialogDiv(cm, template, bottom) {
+ var wrap = cm.getWrapperElement();
+ var dialog;
+ dialog = wrap.appendChild(document.createElement("div"));
+ if (bottom)
+ dialog.className = "CodeMirror-dialog CodeMirror-dialog-bottom";
+ else
+ dialog.className = "CodeMirror-dialog CodeMirror-dialog-top";
+
+ if (typeof template == "string") {
+ dialog.innerHTML = template;
+ } else { // Assuming it's a detached DOM element.
+ dialog.appendChild(template);
+ }
+ return dialog;
+ }
+
+ function closeNotification(cm, newVal) {
+ if (cm.state.currentNotificationClose)
+ cm.state.currentNotificationClose();
+ cm.state.currentNotificationClose = newVal;
+ }
+
+ CodeMirror.defineExtension("openDialog", function(template, callback, options) {
+ if (!options) options = {};
+
+ closeNotification(this, null);
+
+ var dialog = dialogDiv(this, template, options.bottom);
+ var closed = false, me = this;
+ function close(newVal) {
+ if (typeof newVal == 'string') {
+ inp.value = newVal;
+ } else {
+ if (closed) return;
+ closed = true;
+ dialog.parentNode.removeChild(dialog);
+ me.focus();
+
+ if (options.onClose) options.onClose(dialog);
+ }
+ }
+
+ var inp = dialog.getElementsByTagName("input")[0], button;
+ if (inp) {
+ inp.focus();
+
+ if (options.value) {
+ inp.value = options.value;
+ if (options.selectValueOnOpen !== false) {
+ inp.select();
+ }
+ }
+
+ if (options.onInput)
+ CodeMirror.on(inp, "input", function(e) { options.onInput(e, inp.value, close);});
+ if (options.onKeyUp)
+ CodeMirror.on(inp, "keyup", function(e) {options.onKeyUp(e, inp.value, close);});
+
+ CodeMirror.on(inp, "keydown", function(e) {
+ if (options && options.onKeyDown && options.onKeyDown(e, inp.value, close)) { return; }
+ if (e.keyCode == 27 || (options.closeOnEnter !== false && e.keyCode == 13)) {
+ inp.blur();
+ CodeMirror.e_stop(e);
+ close();
+ }
+ if (e.keyCode == 13) callback(inp.value, e);
+ });
+
+ if (options.closeOnBlur !== false) CodeMirror.on(inp, "blur", close);
+ } else if (button = dialog.getElementsByTagName("button")[0]) {
+ CodeMirror.on(button, "click", function() {
+ close();
+ me.focus();
+ });
+
+ if (options.closeOnBlur !== false) CodeMirror.on(button, "blur", close);
+
+ button.focus();
+ }
+ return close;
+ });
+
+ CodeMirror.defineExtension("openConfirm", function(template, callbacks, options) {
+ closeNotification(this, null);
+ var dialog = dialogDiv(this, template, options && options.bottom);
+ var buttons = dialog.getElementsByTagName("button");
+ var closed = false, me = this, blurring = 1;
+ function close() {
+ if (closed) return;
+ closed = true;
+ dialog.parentNode.removeChild(dialog);
+ me.focus();
+ }
+ buttons[0].focus();
+ for (var i = 0; i < buttons.length; ++i) {
+ var b = buttons[i];
+ (function(callback) {
+ CodeMirror.on(b, "click", function(e) {
+ CodeMirror.e_preventDefault(e);
+ close();
+ if (callback) callback(me);
+ });
+ })(callbacks[i]);
+ CodeMirror.on(b, "blur", function() {
+ --blurring;
+ setTimeout(function() { if (blurring <= 0) close(); }, 200);
+ });
+ CodeMirror.on(b, "focus", function() { ++blurring; });
+ }
+ });
+
+ /*
+ * openNotification
+ * Opens a notification, that can be closed with an optional timer
+ * (default 5000ms timer) and always closes on click.
+ *
+ * If a notification is opened while another is opened, it will close the
+ * currently opened one and open the new one immediately.
+ */
+ CodeMirror.defineExtension("openNotification", function(template, options) {
+ closeNotification(this, close);
+ var dialog = dialogDiv(this, template, options && options.bottom);
+ var closed = false, doneTimer;
+ var duration = options && typeof options.duration !== "undefined" ? options.duration : 5000;
+
+ function close() {
+ if (closed) return;
+ closed = true;
+ clearTimeout(doneTimer);
+ dialog.parentNode.removeChild(dialog);
+ }
+
+ CodeMirror.on(dialog, 'click', function(e) {
+ CodeMirror.e_preventDefault(e);
+ close();
+ });
+
+ if (duration)
+ doneTimer = setTimeout(close, duration);
+
+ return close;
+ });
+ });
+
+
+/***/ },
+/* 2 */
+/***/ function(module, exports, __webpack_require__) {
+
+ // CodeMirror, copyright (c) by Marijn Haverbeke and others
+ // Distributed under an MIT license: http://codemirror.net/LICENSE
+
+ // This is CodeMirror (http://codemirror.net), a code editor
+ // implemented in JavaScript on top of the browser's DOM.
+ //
+ // You can find some technical background for some of the code below
+ // at http://marijnhaverbeke.nl/blog/#cm-internals .
+
+ (function(mod) {
+ if (true) // CommonJS
+ module.exports = mod();
+ else if (typeof define == "function" && define.amd) // AMD
+ return define([], mod);
+ else // Plain browser env
+ (this || window).CodeMirror = mod();
+ })(function() {
+ "use strict";
+
+ // BROWSER SNIFFING
+
+ // Kludges for bugs and behavior differences that can't be feature
+ // detected are enabled based on userAgent etc sniffing.
+ var userAgent = navigator.userAgent;
+ var platform = navigator.platform;
+
+ var gecko = /gecko\/\d/i.test(userAgent);
+ var ie_upto10 = /MSIE \d/.test(userAgent);
+ var ie_11up = /Trident\/(?:[7-9]|\d{2,})\..*rv:(\d+)/.exec(userAgent);
+ var ie = ie_upto10 || ie_11up;
+ var ie_version = ie && (ie_upto10 ? document.documentMode || 6 : ie_11up[1]);
+ var webkit = /WebKit\//.test(userAgent);
+ var qtwebkit = webkit && /Qt\/\d+\.\d+/.test(userAgent);
+ var chrome = /Chrome\//.test(userAgent);
+ var presto = /Opera\//.test(userAgent);
+ var safari = /Apple Computer/.test(navigator.vendor);
+ var mac_geMountainLion = /Mac OS X 1\d\D([8-9]|\d\d)\D/.test(userAgent);
+ var phantom = /PhantomJS/.test(userAgent);
+
+ var ios = /AppleWebKit/.test(userAgent) && /Mobile\/\w+/.test(userAgent);
+ // This is woefully incomplete. Suggestions for alternative methods welcome.
+ var mobile = ios || /Android|webOS|BlackBerry|Opera Mini|Opera Mobi|IEMobile/i.test(userAgent);
+ var mac = ios || /Mac/.test(platform);
+ var chromeOS = /\bCrOS\b/.test(userAgent);
+ var windows = /win/i.test(platform);
+
+ var presto_version = presto && userAgent.match(/Version\/(\d*\.\d*)/);
+ if (presto_version) presto_version = Number(presto_version[1]);
+ if (presto_version && presto_version >= 15) { presto = false; webkit = true; }
+ // Some browsers use the wrong event properties to signal cmd/ctrl on OS X
+ var flipCtrlCmd = mac && (qtwebkit || presto && (presto_version == null || presto_version < 12.11));
+ var captureRightClick = gecko || (ie && ie_version >= 9);
+
+ // Optimize some code when these features are not used.
+ var sawReadOnlySpans = false, sawCollapsedSpans = false;
+
+ // EDITOR CONSTRUCTOR
+
+ // A CodeMirror instance represents an editor. This is the object
+ // that user code is usually dealing with.
+
+ function CodeMirror(place, options) {
+ if (!(this instanceof CodeMirror)) return new CodeMirror(place, options);
+
+ this.options = options = options ? copyObj(options) : {};
+ // Determine effective options based on given values and defaults.
+ copyObj(defaults, options, false);
+ setGuttersForLineNumbers(options);
+
+ var doc = options.value;
+ if (typeof doc == "string") doc = new Doc(doc, options.mode, null, options.lineSeparator);
+ this.doc = doc;
+
+ var input = new CodeMirror.inputStyles[options.inputStyle](this);
+ var display = this.display = new Display(place, doc, input);
+ display.wrapper.CodeMirror = this;
+ updateGutters(this);
+ themeChanged(this);
+ if (options.lineWrapping)
+ this.display.wrapper.className += " CodeMirror-wrap";
+ if (options.autofocus && !mobile) display.input.focus();
+ initScrollbars(this);
+
+ this.state = {
+ keyMaps: [], // stores maps added by addKeyMap
+ overlays: [], // highlighting overlays, as added by addOverlay
+ modeGen: 0, // bumped when mode/overlay changes, used to invalidate highlighting info
+ overwrite: false,
+ delayingBlurEvent: false,
+ focused: false,
+ suppressEdits: false, // used to disable editing during key handlers when in readOnly mode
+ pasteIncoming: false, cutIncoming: false, // help recognize paste/cut edits in input.poll
+ selectingText: false,
+ draggingText: false,
+ highlight: new Delayed(), // stores highlight worker timeout
+ keySeq: null, // Unfinished key sequence
+ specialChars: null
+ };
+
+ var cm = this;
+
+ // Override magic textarea content restore that IE sometimes does
+ // on our hidden textarea on reload
+ if (ie && ie_version < 11) setTimeout(function() { cm.display.input.reset(true); }, 20);
+
+ registerEventHandlers(this);
+ ensureGlobalHandlers();
+
+ startOperation(this);
+ this.curOp.forceUpdate = true;
+ attachDoc(this, doc);
+
+ if ((options.autofocus && !mobile) || cm.hasFocus())
+ setTimeout(bind(onFocus, this), 20);
+ else
+ onBlur(this);
+
+ for (var opt in optionHandlers) if (optionHandlers.hasOwnProperty(opt))
+ optionHandlers[opt](this, options[opt], Init);
+ maybeUpdateLineNumberWidth(this);
+ if (options.finishInit) options.finishInit(this);
+ for (var i = 0; i < initHooks.length; ++i) initHooks[i](this);
+ endOperation(this);
+ // Suppress optimizelegibility in Webkit, since it breaks text
+ // measuring on line wrapping boundaries.
+ if (webkit && options.lineWrapping &&
+ getComputedStyle(display.lineDiv).textRendering == "optimizelegibility")
+ display.lineDiv.style.textRendering = "auto";
+ }
+
+ // DISPLAY CONSTRUCTOR
+
+ // The display handles the DOM integration, both for input reading
+ // and content drawing. It holds references to DOM nodes and
+ // display-related state.
+
+ function Display(place, doc, input) {
+ var d = this;
+ this.input = input;
+
+ // Covers bottom-right square when both scrollbars are present.
+ d.scrollbarFiller = elt("div", null, "CodeMirror-scrollbar-filler");
+ d.scrollbarFiller.setAttribute("cm-not-content", "true");
+ // Covers bottom of gutter when coverGutterNextToScrollbar is on
+ // and h scrollbar is present.
+ d.gutterFiller = elt("div", null, "CodeMirror-gutter-filler");
+ d.gutterFiller.setAttribute("cm-not-content", "true");
+ // Will contain the actual code, positioned to cover the viewport.
+ d.lineDiv = elt("div", null, "CodeMirror-code");
+ // Elements are added to these to represent selection and cursors.
+ d.selectionDiv = elt("div", null, null, "position: relative; z-index: 1");
+ d.cursorDiv = elt("div", null, "CodeMirror-cursors");
+ // A visibility: hidden element used to find the size of things.
+ d.measure = elt("div", null, "CodeMirror-measure");
+ // When lines outside of the viewport are measured, they are drawn in this.
+ d.lineMeasure = elt("div", null, "CodeMirror-measure");
+ // Wraps everything that needs to exist inside the vertically-padded coordinate system
+ d.lineSpace = elt("div", [d.measure, d.lineMeasure, d.selectionDiv, d.cursorDiv, d.lineDiv],
+ null, "position: relative; outline: none");
+ // Moved around its parent to cover visible view.
+ d.mover = elt("div", [elt("div", [d.lineSpace], "CodeMirror-lines")], null, "position: relative");
+ // Set to the height of the document, allowing scrolling.
+ d.sizer = elt("div", [d.mover], "CodeMirror-sizer");
+ d.sizerWidth = null;
+ // Behavior of elts with overflow: auto and padding is
+ // inconsistent across browsers. This is used to ensure the
+ // scrollable area is big enough.
+ d.heightForcer = elt("div", null, null, "position: absolute; height: " + scrollerGap + "px; width: 1px;");
+ // Will contain the gutters, if any.
+ d.gutters = elt("div", null, "CodeMirror-gutters");
+ d.lineGutter = null;
+ // Actual scrollable element.
+ d.scroller = elt("div", [d.sizer, d.heightForcer, d.gutters], "CodeMirror-scroll");
+ d.scroller.setAttribute("tabIndex", "-1");
+ // The element in which the editor lives.
+ d.wrapper = elt("div", [d.scrollbarFiller, d.gutterFiller, d.scroller], "CodeMirror");
+
+ // Work around IE7 z-index bug (not perfect, hence IE7 not really being supported)
+ if (ie && ie_version < 8) { d.gutters.style.zIndex = -1; d.scroller.style.paddingRight = 0; }
+ if (!webkit && !(gecko && mobile)) d.scroller.draggable = true;
+
+ if (place) {
+ if (place.appendChild) place.appendChild(d.wrapper);
+ else place(d.wrapper);
+ }
+
+ // Current rendered range (may be bigger than the view window).
+ d.viewFrom = d.viewTo = doc.first;
+ d.reportedViewFrom = d.reportedViewTo = doc.first;
+ // Information about the rendered lines.
+ d.view = [];
+ d.renderedView = null;
+ // Holds info about a single rendered line when it was rendered
+ // for measurement, while not in view.
+ d.externalMeasured = null;
+ // Empty space (in pixels) above the view
+ d.viewOffset = 0;
+ d.lastWrapHeight = d.lastWrapWidth = 0;
+ d.updateLineNumbers = null;
+
+ d.nativeBarWidth = d.barHeight = d.barWidth = 0;
+ d.scrollbarsClipped = false;
+
+ // Used to only resize the line number gutter when necessary (when
+ // the amount of lines crosses a boundary that makes its width change)
+ d.lineNumWidth = d.lineNumInnerWidth = d.lineNumChars = null;
+ // Set to true when a non-horizontal-scrolling line widget is
+ // added. As an optimization, line widget aligning is skipped when
+ // this is false.
+ d.alignWidgets = false;
+
+ d.cachedCharWidth = d.cachedTextHeight = d.cachedPaddingH = null;
+
+ // Tracks the maximum line length so that the horizontal scrollbar
+ // can be kept static when scrolling.
+ d.maxLine = null;
+ d.maxLineLength = 0;
+ d.maxLineChanged = false;
+
+ // Used for measuring wheel scrolling granularity
+ d.wheelDX = d.wheelDY = d.wheelStartX = d.wheelStartY = null;
+
+ // True when shift is held down.
+ d.shift = false;
+
+ // Used to track whether anything happened since the context menu
+ // was opened.
+ d.selForContextMenu = null;
+
+ d.activeTouch = null;
+
+ input.init(d);
+ }
+
+ // STATE UPDATES
+
+ // Used to get the editor into a consistent state again when options change.
+
+ function loadMode(cm) {
+ cm.doc.mode = CodeMirror.getMode(cm.options, cm.doc.modeOption);
+ resetModeState(cm);
+ }
+
+ function resetModeState(cm) {
+ cm.doc.iter(function(line) {
+ if (line.stateAfter) line.stateAfter = null;
+ if (line.styles) line.styles = null;
+ });
+ cm.doc.frontier = cm.doc.first;
+ startWorker(cm, 100);
+ cm.state.modeGen++;
+ if (cm.curOp) regChange(cm);
+ }
+
+ function wrappingChanged(cm) {
+ if (cm.options.lineWrapping) {
+ addClass(cm.display.wrapper, "CodeMirror-wrap");
+ cm.display.sizer.style.minWidth = "";
+ cm.display.sizerWidth = null;
+ } else {
+ rmClass(cm.display.wrapper, "CodeMirror-wrap");
+ findMaxLine(cm);
+ }
+ estimateLineHeights(cm);
+ regChange(cm);
+ clearCaches(cm);
+ setTimeout(function(){updateScrollbars(cm);}, 100);
+ }
+
+ // Returns a function that estimates the height of a line, to use as
+ // first approximation until the line becomes visible (and is thus
+ // properly measurable).
+ function estimateHeight(cm) {
+ var th = textHeight(cm.display), wrapping = cm.options.lineWrapping;
+ var perLine = wrapping && Math.max(5, cm.display.scroller.clientWidth / charWidth(cm.display) - 3);
+ return function(line) {
+ if (lineIsHidden(cm.doc, line)) return 0;
+
+ var widgetsHeight = 0;
+ if (line.widgets) for (var i = 0; i < line.widgets.length; i++) {
+ if (line.widgets[i].height) widgetsHeight += line.widgets[i].height;
+ }
+
+ if (wrapping)
+ return widgetsHeight + (Math.ceil(line.text.length / perLine) || 1) * th;
+ else
+ return widgetsHeight + th;
+ };
+ }
+
+ function estimateLineHeights(cm) {
+ var doc = cm.doc, est = estimateHeight(cm);
+ doc.iter(function(line) {
+ var estHeight = est(line);
+ if (estHeight != line.height) updateLineHeight(line, estHeight);
+ });
+ }
+
+ function themeChanged(cm) {
+ cm.display.wrapper.className = cm.display.wrapper.className.replace(/\s*cm-s-\S+/g, "") +
+ cm.options.theme.replace(/(^|\s)\s*/g, " cm-s-");
+ clearCaches(cm);
+ }
+
+ function guttersChanged(cm) {
+ updateGutters(cm);
+ regChange(cm);
+ setTimeout(function(){alignHorizontally(cm);}, 20);
+ }
+
+ // Rebuild the gutter elements, ensure the margin to the left of the
+ // code matches their width.
+ function updateGutters(cm) {
+ var gutters = cm.display.gutters, specs = cm.options.gutters;
+ removeChildren(gutters);
+ for (var i = 0; i < specs.length; ++i) {
+ var gutterClass = specs[i];
+ var gElt = gutters.appendChild(elt("div", null, "CodeMirror-gutter " + gutterClass));
+ if (gutterClass == "CodeMirror-linenumbers") {
+ cm.display.lineGutter = gElt;
+ gElt.style.width = (cm.display.lineNumWidth || 1) + "px";
+ }
+ }
+ gutters.style.display = i ? "" : "none";
+ updateGutterSpace(cm);
+ }
+
+ function updateGutterSpace(cm) {
+ var width = cm.display.gutters.offsetWidth;
+ cm.display.sizer.style.marginLeft = width + "px";
+ }
+
+ // Compute the character length of a line, taking into account
+ // collapsed ranges (see markText) that might hide parts, and join
+ // other lines onto it.
+ function lineLength(line) {
+ if (line.height == 0) return 0;
+ var len = line.text.length, merged, cur = line;
+ while (merged = collapsedSpanAtStart(cur)) {
+ var found = merged.find(0, true);
+ cur = found.from.line;
+ len += found.from.ch - found.to.ch;
+ }
+ cur = line;
+ while (merged = collapsedSpanAtEnd(cur)) {
+ var found = merged.find(0, true);
+ len -= cur.text.length - found.from.ch;
+ cur = found.to.line;
+ len += cur.text.length - found.to.ch;
+ }
+ return len;
+ }
+
+ // Find the longest line in the document.
+ function findMaxLine(cm) {
+ var d = cm.display, doc = cm.doc;
+ d.maxLine = getLine(doc, doc.first);
+ d.maxLineLength = lineLength(d.maxLine);
+ d.maxLineChanged = true;
+ doc.iter(function(line) {
+ var len = lineLength(line);
+ if (len > d.maxLineLength) {
+ d.maxLineLength = len;
+ d.maxLine = line;
+ }
+ });
+ }
+
+ // Make sure the gutters options contains the element
+ // "CodeMirror-linenumbers" when the lineNumbers option is true.
+ function setGuttersForLineNumbers(options) {
+ var found = indexOf(options.gutters, "CodeMirror-linenumbers");
+ if (found == -1 && options.lineNumbers) {
+ options.gutters = options.gutters.concat(["CodeMirror-linenumbers"]);
+ } else if (found > -1 && !options.lineNumbers) {
+ options.gutters = options.gutters.slice(0);
+ options.gutters.splice(found, 1);
+ }
+ }
+
+ // SCROLLBARS
+
+ // Prepare DOM reads needed to update the scrollbars. Done in one
+ // shot to minimize update/measure roundtrips.
+ function measureForScrollbars(cm) {
+ var d = cm.display, gutterW = d.gutters.offsetWidth;
+ var docH = Math.round(cm.doc.height + paddingVert(cm.display));
+ return {
+ clientHeight: d.scroller.clientHeight,
+ viewHeight: d.wrapper.clientHeight,
+ scrollWidth: d.scroller.scrollWidth, clientWidth: d.scroller.clientWidth,
+ viewWidth: d.wrapper.clientWidth,
+ barLeft: cm.options.fixedGutter ? gutterW : 0,
+ docHeight: docH,
+ scrollHeight: docH + scrollGap(cm) + d.barHeight,
+ nativeBarWidth: d.nativeBarWidth,
+ gutterWidth: gutterW
+ };
+ }
+
+ function NativeScrollbars(place, scroll, cm) {
+ this.cm = cm;
+ var vert = this.vert = elt("div", [elt("div", null, null, "min-width: 1px")], "CodeMirror-vscrollbar");
+ var horiz = this.horiz = elt("div", [elt("div", null, null, "height: 100%; min-height: 1px")], "CodeMirror-hscrollbar");
+ place(vert); place(horiz);
+
+ on(vert, "scroll", function() {
+ if (vert.clientHeight) scroll(vert.scrollTop, "vertical");
+ });
+ on(horiz, "scroll", function() {
+ if (horiz.clientWidth) scroll(horiz.scrollLeft, "horizontal");
+ });
+
+ this.checkedZeroWidth = false;
+ // Need to set a minimum width to see the scrollbar on IE7 (but must not set it on IE8).
+ if (ie && ie_version < 8) this.horiz.style.minHeight = this.vert.style.minWidth = "18px";
+ }
+
+ NativeScrollbars.prototype = copyObj({
+ update: function(measure) {
+ var needsH = measure.scrollWidth > measure.clientWidth + 1;
+ var needsV = measure.scrollHeight > measure.clientHeight + 1;
+ var sWidth = measure.nativeBarWidth;
+
+ if (needsV) {
+ this.vert.style.display = "block";
+ this.vert.style.bottom = needsH ? sWidth + "px" : "0";
+ var totalHeight = measure.viewHeight - (needsH ? sWidth : 0);
+ // A bug in IE8 can cause this value to be negative, so guard it.
+ this.vert.firstChild.style.height =
+ Math.max(0, measure.scrollHeight - measure.clientHeight + totalHeight) + "px";
+ } else {
+ this.vert.style.display = "";
+ this.vert.firstChild.style.height = "0";
+ }
+
+ if (needsH) {
+ this.horiz.style.display = "block";
+ this.horiz.style.right = needsV ? sWidth + "px" : "0";
+ this.horiz.style.left = measure.barLeft + "px";
+ var totalWidth = measure.viewWidth - measure.barLeft - (needsV ? sWidth : 0);
+ this.horiz.firstChild.style.width =
+ (measure.scrollWidth - measure.clientWidth + totalWidth) + "px";
+ } else {
+ this.horiz.style.display = "";
+ this.horiz.firstChild.style.width = "0";
+ }
+
+ if (!this.checkedZeroWidth && measure.clientHeight > 0) {
+ if (sWidth == 0) this.zeroWidthHack();
+ this.checkedZeroWidth = true;
+ }
+
+ return {right: needsV ? sWidth : 0, bottom: needsH ? sWidth : 0};
+ },
+ setScrollLeft: function(pos) {
+ if (this.horiz.scrollLeft != pos) this.horiz.scrollLeft = pos;
+ if (this.disableHoriz) this.enableZeroWidthBar(this.horiz, this.disableHoriz);
+ },
+ setScrollTop: function(pos) {
+ if (this.vert.scrollTop != pos) this.vert.scrollTop = pos;
+ if (this.disableVert) this.enableZeroWidthBar(this.vert, this.disableVert);
+ },
+ zeroWidthHack: function() {
+ var w = mac && !mac_geMountainLion ? "12px" : "18px";
+ this.horiz.style.height = this.vert.style.width = w;
+ this.horiz.style.pointerEvents = this.vert.style.pointerEvents = "none";
+ this.disableHoriz = new Delayed;
+ this.disableVert = new Delayed;
+ },
+ enableZeroWidthBar: function(bar, delay) {
+ bar.style.pointerEvents = "auto";
+ function maybeDisable() {
+ // To find out whether the scrollbar is still visible, we
+ // check whether the element under the pixel in the bottom
+ // left corner of the scrollbar box is the scrollbar box
+ // itself (when the bar is still visible) or its filler child
+ // (when the bar is hidden). If it is still visible, we keep
+ // it enabled, if it's hidden, we disable pointer events.
+ var box = bar.getBoundingClientRect();
+ var elt = document.elementFromPoint(box.left + 1, box.bottom - 1);
+ if (elt != bar) bar.style.pointerEvents = "none";
+ else delay.set(1000, maybeDisable);
+ }
+ delay.set(1000, maybeDisable);
+ },
+ clear: function() {
+ var parent = this.horiz.parentNode;
+ parent.removeChild(this.horiz);
+ parent.removeChild(this.vert);
+ }
+ }, NativeScrollbars.prototype);
+
+ function NullScrollbars() {}
+
+ NullScrollbars.prototype = copyObj({
+ update: function() { return {bottom: 0, right: 0}; },
+ setScrollLeft: function() {},
+ setScrollTop: function() {},
+ clear: function() {}
+ }, NullScrollbars.prototype);
+
+ CodeMirror.scrollbarModel = {"native": NativeScrollbars, "null": NullScrollbars};
+
+ function initScrollbars(cm) {
+ if (cm.display.scrollbars) {
+ cm.display.scrollbars.clear();
+ if (cm.display.scrollbars.addClass)
+ rmClass(cm.display.wrapper, cm.display.scrollbars.addClass);
+ }
+
+ cm.display.scrollbars = new CodeMirror.scrollbarModel[cm.options.scrollbarStyle](function(node) {
+ cm.display.wrapper.insertBefore(node, cm.display.scrollbarFiller);
+ // Prevent clicks in the scrollbars from killing focus
+ on(node, "mousedown", function() {
+ if (cm.state.focused) setTimeout(function() { cm.display.input.focus(); }, 0);
+ });
+ node.setAttribute("cm-not-content", "true");
+ }, function(pos, axis) {
+ if (axis == "horizontal") setScrollLeft(cm, pos);
+ else setScrollTop(cm, pos);
+ }, cm);
+ if (cm.display.scrollbars.addClass)
+ addClass(cm.display.wrapper, cm.display.scrollbars.addClass);
+ }
+
+ function updateScrollbars(cm, measure) {
+ if (!measure) measure = measureForScrollbars(cm);
+ var startWidth = cm.display.barWidth, startHeight = cm.display.barHeight;
+ updateScrollbarsInner(cm, measure);
+ for (var i = 0; i < 4 && startWidth != cm.display.barWidth || startHeight != cm.display.barHeight; i++) {
+ if (startWidth != cm.display.barWidth && cm.options.lineWrapping)
+ updateHeightsInViewport(cm);
+ updateScrollbarsInner(cm, measureForScrollbars(cm));
+ startWidth = cm.display.barWidth; startHeight = cm.display.barHeight;
+ }
+ }
+
+ // Re-synchronize the fake scrollbars with the actual size of the
+ // content.
+ function updateScrollbarsInner(cm, measure) {
+ var d = cm.display;
+ var sizes = d.scrollbars.update(measure);
+
+ d.sizer.style.paddingRight = (d.barWidth = sizes.right) + "px";
+ d.sizer.style.paddingBottom = (d.barHeight = sizes.bottom) + "px";
+ d.heightForcer.style.borderBottom = sizes.bottom + "px solid transparent"
+
+ if (sizes.right && sizes.bottom) {
+ d.scrollbarFiller.style.display = "block";
+ d.scrollbarFiller.style.height = sizes.bottom + "px";
+ d.scrollbarFiller.style.width = sizes.right + "px";
+ } else d.scrollbarFiller.style.display = "";
+ if (sizes.bottom && cm.options.coverGutterNextToScrollbar && cm.options.fixedGutter) {
+ d.gutterFiller.style.display = "block";
+ d.gutterFiller.style.height = sizes.bottom + "px";
+ d.gutterFiller.style.width = measure.gutterWidth + "px";
+ } else d.gutterFiller.style.display = "";
+ }
+
+ // Compute the lines that are visible in a given viewport (defaults
+ // the the current scroll position). viewport may contain top,
+ // height, and ensure (see op.scrollToPos) properties.
+ function visibleLines(display, doc, viewport) {
+ var top = viewport && viewport.top != null ? Math.max(0, viewport.top) : display.scroller.scrollTop;
+ top = Math.floor(top - paddingTop(display));
+ var bottom = viewport && viewport.bottom != null ? viewport.bottom : top + display.wrapper.clientHeight;
+
+ var from = lineAtHeight(doc, top), to = lineAtHeight(doc, bottom);
+ // Ensure is a {from: {line, ch}, to: {line, ch}} object, and
+ // forces those lines into the viewport (if possible).
+ if (viewport && viewport.ensure) {
+ var ensureFrom = viewport.ensure.from.line, ensureTo = viewport.ensure.to.line;
+ if (ensureFrom < from) {
+ from = ensureFrom;
+ to = lineAtHeight(doc, heightAtLine(getLine(doc, ensureFrom)) + display.wrapper.clientHeight);
+ } else if (Math.min(ensureTo, doc.lastLine()) >= to) {
+ from = lineAtHeight(doc, heightAtLine(getLine(doc, ensureTo)) - display.wrapper.clientHeight);
+ to = ensureTo;
+ }
+ }
+ return {from: from, to: Math.max(to, from + 1)};
+ }
+
+ // LINE NUMBERS
+
+ // Re-align line numbers and gutter marks to compensate for
+ // horizontal scrolling.
+ function alignHorizontally(cm) {
+ var display = cm.display, view = display.view;
+ if (!display.alignWidgets && (!display.gutters.firstChild || !cm.options.fixedGutter)) return;
+ var comp = compensateForHScroll(display) - display.scroller.scrollLeft + cm.doc.scrollLeft;
+ var gutterW = display.gutters.offsetWidth, left = comp + "px";
+ for (var i = 0; i < view.length; i++) if (!view[i].hidden) {
+ if (cm.options.fixedGutter && view[i].gutter)
+ view[i].gutter.style.left = left;
+ var align = view[i].alignable;
+ if (align) for (var j = 0; j < align.length; j++)
+ align[j].style.left = left;
+ }
+ if (cm.options.fixedGutter)
+ display.gutters.style.left = (comp + gutterW) + "px";
+ }
+
+ // Used to ensure that the line number gutter is still the right
+ // size for the current document size. Returns true when an update
+ // is needed.
+ function maybeUpdateLineNumberWidth(cm) {
+ if (!cm.options.lineNumbers) return false;
+ var doc = cm.doc, last = lineNumberFor(cm.options, doc.first + doc.size - 1), display = cm.display;
+ if (last.length != display.lineNumChars) {
+ var test = display.measure.appendChild(elt("div", [elt("div", last)],
+ "CodeMirror-linenumber CodeMirror-gutter-elt"));
+ var innerW = test.firstChild.offsetWidth, padding = test.offsetWidth - innerW;
+ display.lineGutter.style.width = "";
+ display.lineNumInnerWidth = Math.max(innerW, display.lineGutter.offsetWidth - padding) + 1;
+ display.lineNumWidth = display.lineNumInnerWidth + padding;
+ display.lineNumChars = display.lineNumInnerWidth ? last.length : -1;
+ display.lineGutter.style.width = display.lineNumWidth + "px";
+ updateGutterSpace(cm);
+ return true;
+ }
+ return false;
+ }
+
+ function lineNumberFor(options, i) {
+ return String(options.lineNumberFormatter(i + options.firstLineNumber));
+ }
+
+ // Computes display.scroller.scrollLeft + display.gutters.offsetWidth,
+ // but using getBoundingClientRect to get a sub-pixel-accurate
+ // result.
+ function compensateForHScroll(display) {
+ return display.scroller.getBoundingClientRect().left - display.sizer.getBoundingClientRect().left;
+ }
+
+ // DISPLAY DRAWING
+
+ function DisplayUpdate(cm, viewport, force) {
+ var display = cm.display;
+
+ this.viewport = viewport;
+ // Store some values that we'll need later (but don't want to force a relayout for)
+ this.visible = visibleLines(display, cm.doc, viewport);
+ this.editorIsHidden = !display.wrapper.offsetWidth;
+ this.wrapperHeight = display.wrapper.clientHeight;
+ this.wrapperWidth = display.wrapper.clientWidth;
+ this.oldDisplayWidth = displayWidth(cm);
+ this.force = force;
+ this.dims = getDimensions(cm);
+ this.events = [];
+ }
+
+ DisplayUpdate.prototype.signal = function(emitter, type) {
+ if (hasHandler(emitter, type))
+ this.events.push(arguments);
+ };
+ DisplayUpdate.prototype.finish = function() {
+ for (var i = 0; i < this.events.length; i++)
+ signal.apply(null, this.events[i]);
+ };
+
+ function maybeClipScrollbars(cm) {
+ var display = cm.display;
+ if (!display.scrollbarsClipped && display.scroller.offsetWidth) {
+ display.nativeBarWidth = display.scroller.offsetWidth - display.scroller.clientWidth;
+ display.heightForcer.style.height = scrollGap(cm) + "px";
+ display.sizer.style.marginBottom = -display.nativeBarWidth + "px";
+ display.sizer.style.borderRightWidth = scrollGap(cm) + "px";
+ display.scrollbarsClipped = true;
+ }
+ }
+
+ // Does the actual updating of the line display. Bails out
+ // (returning false) when there is nothing to be done and forced is
+ // false.
+ function updateDisplayIfNeeded(cm, update) {
+ var display = cm.display, doc = cm.doc;
+
+ if (update.editorIsHidden) {
+ resetView(cm);
+ return false;
+ }
+
+ // Bail out if the visible area is already rendered and nothing changed.
+ if (!update.force &&
+ update.visible.from >= display.viewFrom && update.visible.to <= display.viewTo &&
+ (display.updateLineNumbers == null || display.updateLineNumbers >= display.viewTo) &&
+ display.renderedView == display.view && countDirtyView(cm) == 0)
+ return false;
+
+ if (maybeUpdateLineNumberWidth(cm)) {
+ resetView(cm);
+ update.dims = getDimensions(cm);
+ }
+
+ // Compute a suitable new viewport (from & to)
+ var end = doc.first + doc.size;
+ var from = Math.max(update.visible.from - cm.options.viewportMargin, doc.first);
+ var to = Math.min(end, update.visible.to + cm.options.viewportMargin);
+ if (display.viewFrom < from && from - display.viewFrom < 20) from = Math.max(doc.first, display.viewFrom);
+ if (display.viewTo > to && display.viewTo - to < 20) to = Math.min(end, display.viewTo);
+ if (sawCollapsedSpans) {
+ from = visualLineNo(cm.doc, from);
+ to = visualLineEndNo(cm.doc, to);
+ }
+
+ var different = from != display.viewFrom || to != display.viewTo ||
+ display.lastWrapHeight != update.wrapperHeight || display.lastWrapWidth != update.wrapperWidth;
+ adjustView(cm, from, to);
+
+ display.viewOffset = heightAtLine(getLine(cm.doc, display.viewFrom));
+ // Position the mover div to align with the current scroll position
+ cm.display.mover.style.top = display.viewOffset + "px";
+
+ var toUpdate = countDirtyView(cm);
+ if (!different && toUpdate == 0 && !update.force && display.renderedView == display.view &&
+ (display.updateLineNumbers == null || display.updateLineNumbers >= display.viewTo))
+ return false;
+
+ // For big changes, we hide the enclosing element during the
+ // update, since that speeds up the operations on most browsers.
+ var focused = activeElt();
+ if (toUpdate > 4) display.lineDiv.style.display = "none";
+ patchDisplay(cm, display.updateLineNumbers, update.dims);
+ if (toUpdate > 4) display.lineDiv.style.display = "";
+ display.renderedView = display.view;
+ // There might have been a widget with a focused element that got
+ // hidden or updated, if so re-focus it.
+ if (focused && activeElt() != focused && focused.offsetHeight) focused.focus();
+
+ // Prevent selection and cursors from interfering with the scroll
+ // width and height.
+ removeChildren(display.cursorDiv);
+ removeChildren(display.selectionDiv);
+ display.gutters.style.height = display.sizer.style.minHeight = 0;
+
+ if (different) {
+ display.lastWrapHeight = update.wrapperHeight;
+ display.lastWrapWidth = update.wrapperWidth;
+ startWorker(cm, 400);
+ }
+
+ display.updateLineNumbers = null;
+
+ return true;
+ }
+
+ function postUpdateDisplay(cm, update) {
+ var viewport = update.viewport;
+
+ for (var first = true;; first = false) {
+ if (!first || !cm.options.lineWrapping || update.oldDisplayWidth == displayWidth(cm)) {
+ // Clip forced viewport to actual scrollable area.
+ if (viewport && viewport.top != null)
+ viewport = {top: Math.min(cm.doc.height + paddingVert(cm.display) - displayHeight(cm), viewport.top)};
+ // Updated line heights might result in the drawn area not
+ // actually covering the viewport. Keep looping until it does.
+ update.visible = visibleLines(cm.display, cm.doc, viewport);
+ if (update.visible.from >= cm.display.viewFrom && update.visible.to <= cm.display.viewTo)
+ break;
+ }
+ if (!updateDisplayIfNeeded(cm, update)) break;
+ updateHeightsInViewport(cm);
+ var barMeasure = measureForScrollbars(cm);
+ updateSelection(cm);
+ updateScrollbars(cm, barMeasure);
+ setDocumentHeight(cm, barMeasure);
+ }
+
+ update.signal(cm, "update", cm);
+ if (cm.display.viewFrom != cm.display.reportedViewFrom || cm.display.viewTo != cm.display.reportedViewTo) {
+ update.signal(cm, "viewportChange", cm, cm.display.viewFrom, cm.display.viewTo);
+ cm.display.reportedViewFrom = cm.display.viewFrom; cm.display.reportedViewTo = cm.display.viewTo;
+ }
+ }
+
+ function updateDisplaySimple(cm, viewport) {
+ var update = new DisplayUpdate(cm, viewport);
+ if (updateDisplayIfNeeded(cm, update)) {
+ updateHeightsInViewport(cm);
+ postUpdateDisplay(cm, update);
+ var barMeasure = measureForScrollbars(cm);
+ updateSelection(cm);
+ updateScrollbars(cm, barMeasure);
+ setDocumentHeight(cm, barMeasure);
+ update.finish();
+ }
+ }
+
+ function setDocumentHeight(cm, measure) {
+ cm.display.sizer.style.minHeight = measure.docHeight + "px";
+ cm.display.heightForcer.style.top = measure.docHeight + "px";
+ cm.display.gutters.style.height = (measure.docHeight + cm.display.barHeight + scrollGap(cm)) + "px";
+ }
+
+ // Read the actual heights of the rendered lines, and update their
+ // stored heights to match.
+ function updateHeightsInViewport(cm) {
+ var display = cm.display;
+ var prevBottom = display.lineDiv.offsetTop;
+ for (var i = 0; i < display.view.length; i++) {
+ var cur = display.view[i], height;
+ if (cur.hidden) continue;
+ if (ie && ie_version < 8) {
+ var bot = cur.node.offsetTop + cur.node.offsetHeight;
+ height = bot - prevBottom;
+ prevBottom = bot;
+ } else {
+ var box = cur.node.getBoundingClientRect();
+ height = box.bottom - box.top;
+ }
+ var diff = cur.line.height - height;
+ if (height < 2) height = textHeight(display);
+ if (diff > .001 || diff < -.001) {
+ updateLineHeight(cur.line, height);
+ updateWidgetHeight(cur.line);
+ if (cur.rest) for (var j = 0; j < cur.rest.length; j++)
+ updateWidgetHeight(cur.rest[j]);
+ }
+ }
+ }
+
+ // Read and store the height of line widgets associated with the
+ // given line.
+ function updateWidgetHeight(line) {
+ if (line.widgets) for (var i = 0; i < line.widgets.length; ++i)
+ line.widgets[i].height = line.widgets[i].node.parentNode.offsetHeight;
+ }
+
+ // Do a bulk-read of the DOM positions and sizes needed to draw the
+ // view, so that we don't interleave reading and writing to the DOM.
+ function getDimensions(cm) {
+ var d = cm.display, left = {}, width = {};
+ var gutterLeft = d.gutters.clientLeft;
+ for (var n = d.gutters.firstChild, i = 0; n; n = n.nextSibling, ++i) {
+ left[cm.options.gutters[i]] = n.offsetLeft + n.clientLeft + gutterLeft;
+ width[cm.options.gutters[i]] = n.clientWidth;
+ }
+ return {fixedPos: compensateForHScroll(d),
+ gutterTotalWidth: d.gutters.offsetWidth,
+ gutterLeft: left,
+ gutterWidth: width,
+ wrapperWidth: d.wrapper.clientWidth};
+ }
+
+ // Sync the actual display DOM structure with display.view, removing
+ // nodes for lines that are no longer in view, and creating the ones
+ // that are not there yet, and updating the ones that are out of
+ // date.
+ function patchDisplay(cm, updateNumbersFrom, dims) {
+ var display = cm.display, lineNumbers = cm.options.lineNumbers;
+ var container = display.lineDiv, cur = container.firstChild;
+
+ function rm(node) {
+ var next = node.nextSibling;
+ // Works around a throw-scroll bug in OS X Webkit
+ if (webkit && mac && cm.display.currentWheelTarget == node)
+ node.style.display = "none";
+ else
+ node.parentNode.removeChild(node);
+ return next;
+ }
+
+ var view = display.view, lineN = display.viewFrom;
+ // Loop over the elements in the view, syncing cur (the DOM nodes
+ // in display.lineDiv) with the view as we go.
+ for (var i = 0; i < view.length; i++) {
+ var lineView = view[i];
+ if (lineView.hidden) {
+ } else if (!lineView.node || lineView.node.parentNode != container) { // Not drawn yet
+ var node = buildLineElement(cm, lineView, lineN, dims);
+ container.insertBefore(node, cur);
+ } else { // Already drawn
+ while (cur != lineView.node) cur = rm(cur);
+ var updateNumber = lineNumbers && updateNumbersFrom != null &&
+ updateNumbersFrom <= lineN && lineView.lineNumber;
+ if (lineView.changes) {
+ if (indexOf(lineView.changes, "gutter") > -1) updateNumber = false;
+ updateLineForChanges(cm, lineView, lineN, dims);
+ }
+ if (updateNumber) {
+ removeChildren(lineView.lineNumber);
+ lineView.lineNumber.appendChild(document.createTextNode(lineNumberFor(cm.options, lineN)));
+ }
+ cur = lineView.node.nextSibling;
+ }
+ lineN += lineView.size;
+ }
+ while (cur) cur = rm(cur);
+ }
+
+ // When an aspect of a line changes, a string is added to
+ // lineView.changes. This updates the relevant part of the line's
+ // DOM structure.
+ function updateLineForChanges(cm, lineView, lineN, dims) {
+ for (var j = 0; j < lineView.changes.length; j++) {
+ var type = lineView.changes[j];
+ if (type == "text") updateLineText(cm, lineView);
+ else if (type == "gutter") updateLineGutter(cm, lineView, lineN, dims);
+ else if (type == "class") updateLineClasses(lineView);
+ else if (type == "widget") updateLineWidgets(cm, lineView, dims);
+ }
+ lineView.changes = null;
+ }
+
+ // Lines with gutter elements, widgets or a background class need to
+ // be wrapped, and have the extra elements added to the wrapper div
+ function ensureLineWrapped(lineView) {
+ if (lineView.node == lineView.text) {
+ lineView.node = elt("div", null, null, "position: relative");
+ if (lineView.text.parentNode)
+ lineView.text.parentNode.replaceChild(lineView.node, lineView.text);
+ lineView.node.appendChild(lineView.text);
+ if (ie && ie_version < 8) lineView.node.style.zIndex = 2;
+ }
+ return lineView.node;
+ }
+
+ function updateLineBackground(lineView) {
+ var cls = lineView.bgClass ? lineView.bgClass + " " + (lineView.line.bgClass || "") : lineView.line.bgClass;
+ if (cls) cls += " CodeMirror-linebackground";
+ if (lineView.background) {
+ if (cls) lineView.background.className = cls;
+ else { lineView.background.parentNode.removeChild(lineView.background); lineView.background = null; }
+ } else if (cls) {
+ var wrap = ensureLineWrapped(lineView);
+ lineView.background = wrap.insertBefore(elt("div", null, cls), wrap.firstChild);
+ }
+ }
+
+ // Wrapper around buildLineContent which will reuse the structure
+ // in display.externalMeasured when possible.
+ function getLineContent(cm, lineView) {
+ var ext = cm.display.externalMeasured;
+ if (ext && ext.line == lineView.line) {
+ cm.display.externalMeasured = null;
+ lineView.measure = ext.measure;
+ return ext.built;
+ }
+ return buildLineContent(cm, lineView);
+ }
+
+ // Redraw the line's text. Interacts with the background and text
+ // classes because the mode may output tokens that influence these
+ // classes.
+ function updateLineText(cm, lineView) {
+ var cls = lineView.text.className;
+ var built = getLineContent(cm, lineView);
+ if (lineView.text == lineView.node) lineView.node = built.pre;
+ lineView.text.parentNode.replaceChild(built.pre, lineView.text);
+ lineView.text = built.pre;
+ if (built.bgClass != lineView.bgClass || built.textClass != lineView.textClass) {
+ lineView.bgClass = built.bgClass;
+ lineView.textClass = built.textClass;
+ updateLineClasses(lineView);
+ } else if (cls) {
+ lineView.text.className = cls;
+ }
+ }
+
+ function updateLineClasses(lineView) {
+ updateLineBackground(lineView);
+ if (lineView.line.wrapClass)
+ ensureLineWrapped(lineView).className = lineView.line.wrapClass;
+ else if (lineView.node != lineView.text)
+ lineView.node.className = "";
+ var textClass = lineView.textClass ? lineView.textClass + " " + (lineView.line.textClass || "") : lineView.line.textClass;
+ lineView.text.className = textClass || "";
+ }
+
+ function updateLineGutter(cm, lineView, lineN, dims) {
+ if (lineView.gutter) {
+ lineView.node.removeChild(lineView.gutter);
+ lineView.gutter = null;
+ }
+ if (lineView.gutterBackground) {
+ lineView.node.removeChild(lineView.gutterBackground);
+ lineView.gutterBackground = null;
+ }
+ if (lineView.line.gutterClass) {
+ var wrap = ensureLineWrapped(lineView);
+ lineView.gutterBackground = elt("div", null, "CodeMirror-gutter-background " + lineView.line.gutterClass,
+ "left: " + (cm.options.fixedGutter ? dims.fixedPos : -dims.gutterTotalWidth) +
+ "px; width: " + dims.gutterTotalWidth + "px");
+ wrap.insertBefore(lineView.gutterBackground, lineView.text);
+ }
+ var markers = lineView.line.gutterMarkers;
+ if (cm.options.lineNumbers || markers) {
+ var wrap = ensureLineWrapped(lineView);
+ var gutterWrap = lineView.gutter = elt("div", null, "CodeMirror-gutter-wrapper", "left: " +
+ (cm.options.fixedGutter ? dims.fixedPos : -dims.gutterTotalWidth) + "px");
+ cm.display.input.setUneditable(gutterWrap);
+ wrap.insertBefore(gutterWrap, lineView.text);
+ if (lineView.line.gutterClass)
+ gutterWrap.className += " " + lineView.line.gutterClass;
+ if (cm.options.lineNumbers && (!markers || !markers["CodeMirror-linenumbers"]))
+ lineView.lineNumber = gutterWrap.appendChild(
+ elt("div", lineNumberFor(cm.options, lineN),
+ "CodeMirror-linenumber CodeMirror-gutter-elt",
+ "left: " + dims.gutterLeft["CodeMirror-linenumbers"] + "px; width: "
+ + cm.display.lineNumInnerWidth + "px"));
+ if (markers) for (var k = 0; k < cm.options.gutters.length; ++k) {
+ var id = cm.options.gutters[k], found = markers.hasOwnProperty(id) && markers[id];
+ if (found)
+ gutterWrap.appendChild(elt("div", [found], "CodeMirror-gutter-elt", "left: " +
+ dims.gutterLeft[id] + "px; width: " + dims.gutterWidth[id] + "px"));
+ }
+ }
+ }
+
+ function updateLineWidgets(cm, lineView, dims) {
+ if (lineView.alignable) lineView.alignable = null;
+ for (var node = lineView.node.firstChild, next; node; node = next) {
+ var next = node.nextSibling;
+ if (node.className == "CodeMirror-linewidget")
+ lineView.node.removeChild(node);
+ }
+ insertLineWidgets(cm, lineView, dims);
+ }
+
+ // Build a line's DOM representation from scratch
+ function buildLineElement(cm, lineView, lineN, dims) {
+ var built = getLineContent(cm, lineView);
+ lineView.text = lineView.node = built.pre;
+ if (built.bgClass) lineView.bgClass = built.bgClass;
+ if (built.textClass) lineView.textClass = built.textClass;
+
+ updateLineClasses(lineView);
+ updateLineGutter(cm, lineView, lineN, dims);
+ insertLineWidgets(cm, lineView, dims);
+ return lineView.node;
+ }
+
+ // A lineView may contain multiple logical lines (when merged by
+ // collapsed spans). The widgets for all of them need to be drawn.
+ function insertLineWidgets(cm, lineView, dims) {
+ insertLineWidgetsFor(cm, lineView.line, lineView, dims, true);
+ if (lineView.rest) for (var i = 0; i < lineView.rest.length; i++)
+ insertLineWidgetsFor(cm, lineView.rest[i], lineView, dims, false);
+ }
+
+ function insertLineWidgetsFor(cm, line, lineView, dims, allowAbove) {
+ if (!line.widgets) return;
+ var wrap = ensureLineWrapped(lineView);
+ for (var i = 0, ws = line.widgets; i < ws.length; ++i) {
+ var widget = ws[i], node = elt("div", [widget.node], "CodeMirror-linewidget");
+ if (!widget.handleMouseEvents) node.setAttribute("cm-ignore-events", "true");
+ positionLineWidget(widget, node, lineView, dims);
+ cm.display.input.setUneditable(node);
+ if (allowAbove && widget.above)
+ wrap.insertBefore(node, lineView.gutter || lineView.text);
+ else
+ wrap.appendChild(node);
+ signalLater(widget, "redraw");
+ }
+ }
+
+ function positionLineWidget(widget, node, lineView, dims) {
+ if (widget.noHScroll) {
+ (lineView.alignable || (lineView.alignable = [])).push(node);
+ var width = dims.wrapperWidth;
+ node.style.left = dims.fixedPos + "px";
+ if (!widget.coverGutter) {
+ width -= dims.gutterTotalWidth;
+ node.style.paddingLeft = dims.gutterTotalWidth + "px";
+ }
+ node.style.width = width + "px";
+ }
+ if (widget.coverGutter) {
+ node.style.zIndex = 5;
+ node.style.position = "relative";
+ if (!widget.noHScroll) node.style.marginLeft = -dims.gutterTotalWidth + "px";
+ }
+ }
+
+ // POSITION OBJECT
+
+ // A Pos instance represents a position within the text.
+ var Pos = CodeMirror.Pos = function(line, ch) {
+ if (!(this instanceof Pos)) return new Pos(line, ch);
+ this.line = line; this.ch = ch;
+ };
+
+ // Compare two positions, return 0 if they are the same, a negative
+ // number when a is less, and a positive number otherwise.
+ var cmp = CodeMirror.cmpPos = function(a, b) { return a.line - b.line || a.ch - b.ch; };
+
+ function copyPos(x) {return Pos(x.line, x.ch);}
+ function maxPos(a, b) { return cmp(a, b) < 0 ? b : a; }
+ function minPos(a, b) { return cmp(a, b) < 0 ? a : b; }
+
+ // INPUT HANDLING
+
+ function ensureFocus(cm) {
+ if (!cm.state.focused) { cm.display.input.focus(); onFocus(cm); }
+ }
+
+ // This will be set to a {lineWise: bool, text: [string]} object, so
+ // that, when pasting, we know what kind of selections the copied
+ // text was made out of.
+ var lastCopied = null;
+
+ function applyTextInput(cm, inserted, deleted, sel, origin) {
+ var doc = cm.doc;
+ cm.display.shift = false;
+ if (!sel) sel = doc.sel;
+
+ var paste = cm.state.pasteIncoming || origin == "paste";
+ var textLines = doc.splitLines(inserted), multiPaste = null
+ // When pasing N lines into N selections, insert one line per selection
+ if (paste && sel.ranges.length > 1) {
+ if (lastCopied && lastCopied.text.join("\n") == inserted) {
+ if (sel.ranges.length % lastCopied.text.length == 0) {
+ multiPaste = [];
+ for (var i = 0; i < lastCopied.text.length; i++)
+ multiPaste.push(doc.splitLines(lastCopied.text[i]));
+ }
+ } else if (textLines.length == sel.ranges.length) {
+ multiPaste = map(textLines, function(l) { return [l]; });
+ }
+ }
+
+ // Normal behavior is to insert the new text into every selection
+ for (var i = sel.ranges.length - 1; i >= 0; i--) {
+ var range = sel.ranges[i];
+ var from = range.from(), to = range.to();
+ if (range.empty()) {
+ if (deleted && deleted > 0) // Handle deletion
+ from = Pos(from.line, from.ch - deleted);
+ else if (cm.state.overwrite && !paste) // Handle overwrite
+ to = Pos(to.line, Math.min(getLine(doc, to.line).text.length, to.ch + lst(textLines).length));
+ else if (lastCopied && lastCopied.lineWise && lastCopied.text.join("\n") == inserted)
+ from = to = Pos(from.line, 0)
+ }
+ var updateInput = cm.curOp.updateInput;
+ var changeEvent = {from: from, to: to, text: multiPaste ? multiPaste[i % multiPaste.length] : textLines,
+ origin: origin || (paste ? "paste" : cm.state.cutIncoming ? "cut" : "+input")};
+ makeChange(cm.doc, changeEvent);
+ signalLater(cm, "inputRead", cm, changeEvent);
+ }
+ if (inserted && !paste)
+ triggerElectric(cm, inserted);
+
+ ensureCursorVisible(cm);
+ cm.curOp.updateInput = updateInput;
+ cm.curOp.typing = true;
+ cm.state.pasteIncoming = cm.state.cutIncoming = false;
+ }
+
+ function handlePaste(e, cm) {
+ var pasted = e.clipboardData && e.clipboardData.getData("text/plain");
+ if (pasted) {
+ e.preventDefault();
+ if (!cm.isReadOnly() && !cm.options.disableInput)
+ runInOp(cm, function() { applyTextInput(cm, pasted, 0, null, "paste"); });
+ return true;
+ }
+ }
+
+ function triggerElectric(cm, inserted) {
+ // When an 'electric' character is inserted, immediately trigger a reindent
+ if (!cm.options.electricChars || !cm.options.smartIndent) return;
+ var sel = cm.doc.sel;
+
+ for (var i = sel.ranges.length - 1; i >= 0; i--) {
+ var range = sel.ranges[i];
+ if (range.head.ch > 100 || (i && sel.ranges[i - 1].head.line == range.head.line)) continue;
+ var mode = cm.getModeAt(range.head);
+ var indented = false;
+ if (mode.electricChars) {
+ for (var j = 0; j < mode.electricChars.length; j++)
+ if (inserted.indexOf(mode.electricChars.charAt(j)) > -1) {
+ indented = indentLine(cm, range.head.line, "smart");
+ break;
+ }
+ } else if (mode.electricInput) {
+ if (mode.electricInput.test(getLine(cm.doc, range.head.line).text.slice(0, range.head.ch)))
+ indented = indentLine(cm, range.head.line, "smart");
+ }
+ if (indented) signalLater(cm, "electricInput", cm, range.head.line);
+ }
+ }
+
+ function copyableRanges(cm) {
+ var text = [], ranges = [];
+ for (var i = 0; i < cm.doc.sel.ranges.length; i++) {
+ var line = cm.doc.sel.ranges[i].head.line;
+ var lineRange = {anchor: Pos(line, 0), head: Pos(line + 1, 0)};
+ ranges.push(lineRange);
+ text.push(cm.getRange(lineRange.anchor, lineRange.head));
+ }
+ return {text: text, ranges: ranges};
+ }
+
+ function disableBrowserMagic(field) {
+ field.setAttribute("autocorrect", "off");
+ field.setAttribute("autocapitalize", "off");
+ field.setAttribute("spellcheck", "false");
+ }
+
+ // TEXTAREA INPUT STYLE
+
+ function TextareaInput(cm) {
+ this.cm = cm;
+ // See input.poll and input.reset
+ this.prevInput = "";
+
+ // Flag that indicates whether we expect input to appear real soon
+ // now (after some event like 'keypress' or 'input') and are
+ // polling intensively.
+ this.pollingFast = false;
+ // Self-resetting timeout for the poller
+ this.polling = new Delayed();
+ // Tracks when input.reset has punted to just putting a short
+ // string into the textarea instead of the full selection.
+ this.inaccurateSelection = false;
+ // Used to work around IE issue with selection being forgotten when focus moves away from textarea
+ this.hasSelection = false;
+ this.composing = null;
+ };
+
+ function hiddenTextarea() {
+ var te = elt("textarea", null, null, "position: absolute; padding: 0; width: 1px; height: 1em; outline: none");
+ var div = elt("div", [te], null, "overflow: hidden; position: relative; width: 3px; height: 0px;");
+ // The textarea is kept positioned near the cursor to prevent the
+ // fact that it'll be scrolled into view on input from scrolling
+ // our fake cursor out of view. On webkit, when wrap=off, paste is
+ // very slow. So make the area wide instead.
+ if (webkit) te.style.width = "1000px";
+ else te.setAttribute("wrap", "off");
+ // If border: 0; -- iOS fails to open keyboard (issue #1287)
+ if (ios) te.style.border = "1px solid black";
+ disableBrowserMagic(te);
+ return div;
+ }
+
+ TextareaInput.prototype = copyObj({
+ init: function(display) {
+ var input = this, cm = this.cm;
+
+ // Wraps and hides input textarea
+ var div = this.wrapper = hiddenTextarea();
+ // The semihidden textarea that is focused when the editor is
+ // focused, and receives input.
+ var te = this.textarea = div.firstChild;
+ display.wrapper.insertBefore(div, display.wrapper.firstChild);
+
+ // Needed to hide big blue blinking cursor on Mobile Safari (doesn't seem to work in iOS 8 anymore)
+ if (ios) te.style.width = "0px";
+
+ on(te, "input", function() {
+ if (ie && ie_version >= 9 && input.hasSelection) input.hasSelection = null;
+ input.poll();
+ });
+
+ on(te, "paste", function(e) {
+ if (signalDOMEvent(cm, e) || handlePaste(e, cm)) return
+
+ cm.state.pasteIncoming = true;
+ input.fastPoll();
+ });
+
+ function prepareCopyCut(e) {
+ if (signalDOMEvent(cm, e)) return
+ if (cm.somethingSelected()) {
+ lastCopied = {lineWise: false, text: cm.getSelections()};
+ if (input.inaccurateSelection) {
+ input.prevInput = "";
+ input.inaccurateSelection = false;
+ te.value = lastCopied.text.join("\n");
+ selectInput(te);
+ }
+ } else if (!cm.options.lineWiseCopyCut) {
+ return;
+ } else {
+ var ranges = copyableRanges(cm);
+ lastCopied = {lineWise: true, text: ranges.text};
+ if (e.type == "cut") {
+ cm.setSelections(ranges.ranges, null, sel_dontScroll);
+ } else {
+ input.prevInput = "";
+ te.value = ranges.text.join("\n");
+ selectInput(te);
+ }
+ }
+ if (e.type == "cut") cm.state.cutIncoming = true;
+ }
+ on(te, "cut", prepareCopyCut);
+ on(te, "copy", prepareCopyCut);
+
+ on(display.scroller, "paste", function(e) {
+ if (eventInWidget(display, e) || signalDOMEvent(cm, e)) return;
+ cm.state.pasteIncoming = true;
+ input.focus();
+ });
+
+ // Prevent normal selection in the editor (we handle our own)
+ on(display.lineSpace, "selectstart", function(e) {
+ if (!eventInWidget(display, e)) e_preventDefault(e);
+ });
+
+ on(te, "compositionstart", function() {
+ var start = cm.getCursor("from");
+ if (input.composing) input.composing.range.clear()
+ input.composing = {
+ start: start,
+ range: cm.markText(start, cm.getCursor("to"), {className: "CodeMirror-composing"})
+ };
+ });
+ on(te, "compositionend", function() {
+ if (input.composing) {
+ input.poll();
+ input.composing.range.clear();
+ input.composing = null;
+ }
+ });
+ },
+
+ prepareSelection: function() {
+ // Redraw the selection and/or cursor
+ var cm = this.cm, display = cm.display, doc = cm.doc;
+ var result = prepareSelection(cm);
+
+ // Move the hidden textarea near the cursor to prevent scrolling artifacts
+ if (cm.options.moveInputWithCursor) {
+ var headPos = cursorCoords(cm, doc.sel.primary().head, "div");
+ var wrapOff = display.wrapper.getBoundingClientRect(), lineOff = display.lineDiv.getBoundingClientRect();
+ result.teTop = Math.max(0, Math.min(display.wrapper.clientHeight - 10,
+ headPos.top + lineOff.top - wrapOff.top));
+ result.teLeft = Math.max(0, Math.min(display.wrapper.clientWidth - 10,
+ headPos.left + lineOff.left - wrapOff.left));
+ }
+
+ return result;
+ },
+
+ showSelection: function(drawn) {
+ var cm = this.cm, display = cm.display;
+ removeChildrenAndAdd(display.cursorDiv, drawn.cursors);
+ removeChildrenAndAdd(display.selectionDiv, drawn.selection);
+ if (drawn.teTop != null) {
+ this.wrapper.style.top = drawn.teTop + "px";
+ this.wrapper.style.left = drawn.teLeft + "px";
+ }
+ },
+
+ // Reset the input to correspond to the selection (or to be empty,
+ // when not typing and nothing is selected)
+ reset: function(typing) {
+ if (this.contextMenuPending) return;
+ var minimal, selected, cm = this.cm, doc = cm.doc;
+ if (cm.somethingSelected()) {
+ this.prevInput = "";
+ var range = doc.sel.primary();
+ minimal = hasCopyEvent &&
+ (range.to().line - range.from().line > 100 || (selected = cm.getSelection()).length > 1000);
+ var content = minimal ? "-" : selected || cm.getSelection();
+ this.textarea.value = content;
+ if (cm.state.focused) selectInput(this.textarea);
+ if (ie && ie_version >= 9) this.hasSelection = content;
+ } else if (!typing) {
+ this.prevInput = this.textarea.value = "";
+ if (ie && ie_version >= 9) this.hasSelection = null;
+ }
+ this.inaccurateSelection = minimal;
+ },
+
+ getField: function() { return this.textarea; },
+
+ supportsTouch: function() { return false; },
+
+ focus: function() {
+ if (this.cm.options.readOnly != "nocursor" && (!mobile || activeElt() != this.textarea)) {
+ try { this.textarea.focus(); }
+ catch (e) {} // IE8 will throw if the textarea is display: none or not in DOM
+ }
+ },
+
+ blur: function() { this.textarea.blur(); },
+
+ resetPosition: function() {
+ this.wrapper.style.top = this.wrapper.style.left = 0;
+ },
+
+ receivedFocus: function() { this.slowPoll(); },
+
+ // Poll for input changes, using the normal rate of polling. This
+ // runs as long as the editor is focused.
+ slowPoll: function() {
+ var input = this;
+ if (input.pollingFast) return;
+ input.polling.set(this.cm.options.pollInterval, function() {
+ input.poll();
+ if (input.cm.state.focused) input.slowPoll();
+ });
+ },
+
+ // When an event has just come in that is likely to add or change
+ // something in the input textarea, we poll faster, to ensure that
+ // the change appears on the screen quickly.
+ fastPoll: function() {
+ var missed = false, input = this;
+ input.pollingFast = true;
+ function p() {
+ var changed = input.poll();
+ if (!changed && !missed) {missed = true; input.polling.set(60, p);}
+ else {input.pollingFast = false; input.slowPoll();}
+ }
+ input.polling.set(20, p);
+ },
+
+ // Read input from the textarea, and update the document to match.
+ // When something is selected, it is present in the textarea, and
+ // selected (unless it is huge, in which case a placeholder is
+ // used). When nothing is selected, the cursor sits after previously
+ // seen text (can be empty), which is stored in prevInput (we must
+ // not reset the textarea when typing, because that breaks IME).
+ poll: function() {
+ var cm = this.cm, input = this.textarea, prevInput = this.prevInput;
+ // Since this is called a *lot*, try to bail out as cheaply as
+ // possible when it is clear that nothing happened. hasSelection
+ // will be the case when there is a lot of text in the textarea,
+ // in which case reading its value would be expensive.
+ if (this.contextMenuPending || !cm.state.focused ||
+ (hasSelection(input) && !prevInput && !this.composing) ||
+ cm.isReadOnly() || cm.options.disableInput || cm.state.keySeq)
+ return false;
+
+ var text = input.value;
+ // If nothing changed, bail.
+ if (text == prevInput && !cm.somethingSelected()) return false;
+ // Work around nonsensical selection resetting in IE9/10, and
+ // inexplicable appearance of private area unicode characters on
+ // some key combos in Mac (#2689).
+ if (ie && ie_version >= 9 && this.hasSelection === text ||
+ mac && /[\uf700-\uf7ff]/.test(text)) {
+ cm.display.input.reset();
+ return false;
+ }
+
+ if (cm.doc.sel == cm.display.selForContextMenu) {
+ var first = text.charCodeAt(0);
+ if (first == 0x200b && !prevInput) prevInput = "\u200b";
+ if (first == 0x21da) { this.reset(); return this.cm.execCommand("undo"); }
+ }
+ // Find the part of the input that is actually new
+ var same = 0, l = Math.min(prevInput.length, text.length);
+ while (same < l && prevInput.charCodeAt(same) == text.charCodeAt(same)) ++same;
+
+ var self = this;
+ runInOp(cm, function() {
+ applyTextInput(cm, text.slice(same), prevInput.length - same,
+ null, self.composing ? "*compose" : null);
+
+ // Don't leave long text in the textarea, since it makes further polling slow
+ if (text.length > 1000 || text.indexOf("\n") > -1) input.value = self.prevInput = "";
+ else self.prevInput = text;
+
+ if (self.composing) {
+ self.composing.range.clear();
+ self.composing.range = cm.markText(self.composing.start, cm.getCursor("to"),
+ {className: "CodeMirror-composing"});
+ }
+ });
+ return true;
+ },
+
+ ensurePolled: function() {
+ if (this.pollingFast && this.poll()) this.pollingFast = false;
+ },
+
+ onKeyPress: function() {
+ if (ie && ie_version >= 9) this.hasSelection = null;
+ this.fastPoll();
+ },
+
+ onContextMenu: function(e) {
+ var input = this, cm = input.cm, display = cm.display, te = input.textarea;
+ var pos = posFromMouse(cm, e), scrollPos = display.scroller.scrollTop;
+ if (!pos || presto) return; // Opera is difficult.
+
+ // Reset the current text selection only if the click is done outside of the selection
+ // and 'resetSelectionOnContextMenu' option is true.
+ var reset = cm.options.resetSelectionOnContextMenu;
+ if (reset && cm.doc.sel.contains(pos) == -1)
+ operation(cm, setSelection)(cm.doc, simpleSelection(pos), sel_dontScroll);
+
+ var oldCSS = te.style.cssText, oldWrapperCSS = input.wrapper.style.cssText;
+ input.wrapper.style.cssText = "position: absolute"
+ var wrapperBox = input.wrapper.getBoundingClientRect()
+ te.style.cssText = "position: absolute; width: 30px; height: 30px; top: " + (e.clientY - wrapperBox.top - 5) +
+ "px; left: " + (e.clientX - wrapperBox.left - 5) + "px; z-index: 1000; background: " +
+ (ie ? "rgba(255, 255, 255, .05)" : "transparent") +
+ "; outline: none; border-width: 0; outline: none; overflow: hidden; opacity: .05; filter: alpha(opacity=5);";
+ if (webkit) var oldScrollY = window.scrollY; // Work around Chrome issue (#2712)
+ display.input.focus();
+ if (webkit) window.scrollTo(null, oldScrollY);
+ display.input.reset();
+ // Adds "Select all" to context menu in FF
+ if (!cm.somethingSelected()) te.value = input.prevInput = " ";
+ input.contextMenuPending = true;
+ display.selForContextMenu = cm.doc.sel;
+ clearTimeout(display.detectingSelectAll);
+
+ // Select-all will be greyed out if there's nothing to select, so
+ // this adds a zero-width space so that we can later check whether
+ // it got selected.
+ function prepareSelectAllHack() {
+ if (te.selectionStart != null) {
+ var selected = cm.somethingSelected();
+ var extval = "\u200b" + (selected ? te.value : "");
+ te.value = "\u21da"; // Used to catch context-menu undo
+ te.value = extval;
+ input.prevInput = selected ? "" : "\u200b";
+ te.selectionStart = 1; te.selectionEnd = extval.length;
+ // Re-set this, in case some other handler touched the
+ // selection in the meantime.
+ display.selForContextMenu = cm.doc.sel;
+ }
+ }
+ function rehide() {
+ input.contextMenuPending = false;
+ input.wrapper.style.cssText = oldWrapperCSS
+ te.style.cssText = oldCSS;
+ if (ie && ie_version < 9) display.scrollbars.setScrollTop(display.scroller.scrollTop = scrollPos);
+
+ // Try to detect the user choosing select-all
+ if (te.selectionStart != null) {
+ if (!ie || (ie && ie_version < 9)) prepareSelectAllHack();
+ var i = 0, poll = function() {
+ if (display.selForContextMenu == cm.doc.sel && te.selectionStart == 0 &&
+ te.selectionEnd > 0 && input.prevInput == "\u200b")
+ operation(cm, commands.selectAll)(cm);
+ else if (i++ < 10) display.detectingSelectAll = setTimeout(poll, 500);
+ else display.input.reset();
+ };
+ display.detectingSelectAll = setTimeout(poll, 200);
+ }
+ }
+
+ if (ie && ie_version >= 9) prepareSelectAllHack();
+ if (captureRightClick) {
+ e_stop(e);
+ var mouseup = function() {
+ off(window, "mouseup", mouseup);
+ setTimeout(rehide, 20);
+ };
+ on(window, "mouseup", mouseup);
+ } else {
+ setTimeout(rehide, 50);
+ }
+ },
+
+ readOnlyChanged: function(val) {
+ if (!val) this.reset();
+ },
+
+ setUneditable: nothing,
+
+ needsContentAttribute: false
+ }, TextareaInput.prototype);
+
+ // CONTENTEDITABLE INPUT STYLE
+
+ function ContentEditableInput(cm) {
+ this.cm = cm;
+ this.lastAnchorNode = this.lastAnchorOffset = this.lastFocusNode = this.lastFocusOffset = null;
+ this.polling = new Delayed();
+ this.gracePeriod = false;
+ }
+
+ ContentEditableInput.prototype = copyObj({
+ init: function(display) {
+ var input = this, cm = input.cm;
+ var div = input.div = display.lineDiv;
+ disableBrowserMagic(div);
+
+ on(div, "paste", function(e) {
+ if (!signalDOMEvent(cm, e)) handlePaste(e, cm);
+ })
+
+ on(div, "compositionstart", function(e) {
+ var data = e.data;
+ input.composing = {sel: cm.doc.sel, data: data, startData: data};
+ if (!data) return;
+ var prim = cm.doc.sel.primary();
+ var line = cm.getLine(prim.head.line);
+ var found = line.indexOf(data, Math.max(0, prim.head.ch - data.length));
+ if (found > -1 && found <= prim.head.ch)
+ input.composing.sel = simpleSelection(Pos(prim.head.line, found),
+ Pos(prim.head.line, found + data.length));
+ });
+ on(div, "compositionupdate", function(e) {
+ input.composing.data = e.data;
+ });
+ on(div, "compositionend", function(e) {
+ var ours = input.composing;
+ if (!ours) return;
+ if (e.data != ours.startData && !/\u200b/.test(e.data))
+ ours.data = e.data;
+ // Need a small delay to prevent other code (input event,
+ // selection polling) from doing damage when fired right after
+ // compositionend.
+ setTimeout(function() {
+ if (!ours.handled)
+ input.applyComposition(ours);
+ if (input.composing == ours)
+ input.composing = null;
+ }, 50);
+ });
+
+ on(div, "touchstart", function() {
+ input.forceCompositionEnd();
+ });
+
+ on(div, "input", function() {
+ if (input.composing) return;
+ if (cm.isReadOnly() || !input.pollContent())
+ runInOp(input.cm, function() {regChange(cm);});
+ });
+
+ function onCopyCut(e) {
+ if (signalDOMEvent(cm, e)) return
+ if (cm.somethingSelected()) {
+ lastCopied = {lineWise: false, text: cm.getSelections()};
+ if (e.type == "cut") cm.replaceSelection("", null, "cut");
+ } else if (!cm.options.lineWiseCopyCut) {
+ return;
+ } else {
+ var ranges = copyableRanges(cm);
+ lastCopied = {lineWise: true, text: ranges.text};
+ if (e.type == "cut") {
+ cm.operation(function() {
+ cm.setSelections(ranges.ranges, 0, sel_dontScroll);
+ cm.replaceSelection("", null, "cut");
+ });
+ }
+ }
+ // iOS exposes the clipboard API, but seems to discard content inserted into it
+ if (e.clipboardData && !ios) {
+ e.preventDefault();
+ e.clipboardData.clearData();
+ e.clipboardData.setData("text/plain", lastCopied.text.join("\n"));
+ } else {
+ // Old-fashioned briefly-focus-a-textarea hack
+ var kludge = hiddenTextarea(), te = kludge.firstChild;
+ cm.display.lineSpace.insertBefore(kludge, cm.display.lineSpace.firstChild);
+ te.value = lastCopied.text.join("\n");
+ var hadFocus = document.activeElement;
+ selectInput(te);
+ setTimeout(function() {
+ cm.display.lineSpace.removeChild(kludge);
+ hadFocus.focus();
+ }, 50);
+ }
+ }
+ on(div, "copy", onCopyCut);
+ on(div, "cut", onCopyCut);
+ },
+
+ prepareSelection: function() {
+ var result = prepareSelection(this.cm, false);
+ result.focus = this.cm.state.focused;
+ return result;
+ },
+
+ showSelection: function(info, takeFocus) {
+ if (!info || !this.cm.display.view.length) return;
+ if (info.focus || takeFocus) this.showPrimarySelection();
+ this.showMultipleSelections(info);
+ },
+
+ showPrimarySelection: function() {
+ var sel = window.getSelection(), prim = this.cm.doc.sel.primary();
+ var curAnchor = domToPos(this.cm, sel.anchorNode, sel.anchorOffset);
+ var curFocus = domToPos(this.cm, sel.focusNode, sel.focusOffset);
+ if (curAnchor && !curAnchor.bad && curFocus && !curFocus.bad &&
+ cmp(minPos(curAnchor, curFocus), prim.from()) == 0 &&
+ cmp(maxPos(curAnchor, curFocus), prim.to()) == 0)
+ return;
+
+ var start = posToDOM(this.cm, prim.from());
+ var end = posToDOM(this.cm, prim.to());
+ if (!start && !end) return;
+
+ var view = this.cm.display.view;
+ var old = sel.rangeCount && sel.getRangeAt(0);
+ if (!start) {
+ start = {node: view[0].measure.map[2], offset: 0};
+ } else if (!end) { // FIXME dangerously hacky
+ var measure = view[view.length - 1].measure;
+ var map = measure.maps ? measure.maps[measure.maps.length - 1] : measure.map;
+ end = {node: map[map.length - 1], offset: map[map.length - 2] - map[map.length - 3]};
+ }
+
+ try { var rng = range(start.node, start.offset, end.offset, end.node); }
+ catch(e) {} // Our model of the DOM might be outdated, in which case the range we try to set can be impossible
+ if (rng) {
+ if (!gecko && this.cm.state.focused) {
+ sel.collapse(start.node, start.offset);
+ if (!rng.collapsed) sel.addRange(rng);
+ } else {
+ sel.removeAllRanges();
+ sel.addRange(rng);
+ }
+ if (old && sel.anchorNode == null) sel.addRange(old);
+ else if (gecko) this.startGracePeriod();
+ }
+ this.rememberSelection();
+ },
+
+ startGracePeriod: function() {
+ var input = this;
+ clearTimeout(this.gracePeriod);
+ this.gracePeriod = setTimeout(function() {
+ input.gracePeriod = false;
+ if (input.selectionChanged())
+ input.cm.operation(function() { input.cm.curOp.selectionChanged = true; });
+ }, 20);
+ },
+
+ showMultipleSelections: function(info) {
+ removeChildrenAndAdd(this.cm.display.cursorDiv, info.cursors);
+ removeChildrenAndAdd(this.cm.display.selectionDiv, info.selection);
+ },
+
+ rememberSelection: function() {
+ var sel = window.getSelection();
+ this.lastAnchorNode = sel.anchorNode; this.lastAnchorOffset = sel.anchorOffset;
+ this.lastFocusNode = sel.focusNode; this.lastFocusOffset = sel.focusOffset;
+ },
+
+ selectionInEditor: function() {
+ var sel = window.getSelection();
+ if (!sel.rangeCount) return false;
+ var node = sel.getRangeAt(0).commonAncestorContainer;
+ return contains(this.div, node);
+ },
+
+ focus: function() {
+ if (this.cm.options.readOnly != "nocursor") this.div.focus();
+ },
+ blur: function() { this.div.blur(); },
+ getField: function() { return this.div; },
+
+ supportsTouch: function() { return true; },
+
+ receivedFocus: function() {
+ var input = this;
+ if (this.selectionInEditor())
+ this.pollSelection();
+ else
+ runInOp(this.cm, function() { input.cm.curOp.selectionChanged = true; });
+
+ function poll() {
+ if (input.cm.state.focused) {
+ input.pollSelection();
+ input.polling.set(input.cm.options.pollInterval, poll);
+ }
+ }
+ this.polling.set(this.cm.options.pollInterval, poll);
+ },
+
+ selectionChanged: function() {
+ var sel = window.getSelection();
+ return sel.anchorNode != this.lastAnchorNode || sel.anchorOffset != this.lastAnchorOffset ||
+ sel.focusNode != this.lastFocusNode || sel.focusOffset != this.lastFocusOffset;
+ },
+
+ pollSelection: function() {
+ if (!this.composing && !this.gracePeriod && this.selectionChanged()) {
+ var sel = window.getSelection(), cm = this.cm;
+ this.rememberSelection();
+ var anchor = domToPos(cm, sel.anchorNode, sel.anchorOffset);
+ var head = domToPos(cm, sel.focusNode, sel.focusOffset);
+ if (anchor && head) runInOp(cm, function() {
+ setSelection(cm.doc, simpleSelection(anchor, head), sel_dontScroll);
+ if (anchor.bad || head.bad) cm.curOp.selectionChanged = true;
+ });
+ }
+ },
+
+ pollContent: function() {
+ var cm = this.cm, display = cm.display, sel = cm.doc.sel.primary();
+ var from = sel.from(), to = sel.to();
+ if (from.line < display.viewFrom || to.line > display.viewTo - 1) return false;
+
+ var fromIndex;
+ if (from.line == display.viewFrom || (fromIndex = findViewIndex(cm, from.line)) == 0) {
+ var fromLine = lineNo(display.view[0].line);
+ var fromNode = display.view[0].node;
+ } else {
+ var fromLine = lineNo(display.view[fromIndex].line);
+ var fromNode = display.view[fromIndex - 1].node.nextSibling;
+ }
+ var toIndex = findViewIndex(cm, to.line);
+ if (toIndex == display.view.length - 1) {
+ var toLine = display.viewTo - 1;
+ var toNode = display.lineDiv.lastChild;
+ } else {
+ var toLine = lineNo(display.view[toIndex + 1].line) - 1;
+ var toNode = display.view[toIndex + 1].node.previousSibling;
+ }
+
+ var newText = cm.doc.splitLines(domTextBetween(cm, fromNode, toNode, fromLine, toLine));
+ var oldText = getBetween(cm.doc, Pos(fromLine, 0), Pos(toLine, getLine(cm.doc, toLine).text.length));
+ while (newText.length > 1 && oldText.length > 1) {
+ if (lst(newText) == lst(oldText)) { newText.pop(); oldText.pop(); toLine--; }
+ else if (newText[0] == oldText[0]) { newText.shift(); oldText.shift(); fromLine++; }
+ else break;
+ }
+
+ var cutFront = 0, cutEnd = 0;
+ var newTop = newText[0], oldTop = oldText[0], maxCutFront = Math.min(newTop.length, oldTop.length);
+ while (cutFront < maxCutFront && newTop.charCodeAt(cutFront) == oldTop.charCodeAt(cutFront))
+ ++cutFront;
+ var newBot = lst(newText), oldBot = lst(oldText);
+ var maxCutEnd = Math.min(newBot.length - (newText.length == 1 ? cutFront : 0),
+ oldBot.length - (oldText.length == 1 ? cutFront : 0));
+ while (cutEnd < maxCutEnd &&
+ newBot.charCodeAt(newBot.length - cutEnd - 1) == oldBot.charCodeAt(oldBot.length - cutEnd - 1))
+ ++cutEnd;
+
+ newText[newText.length - 1] = newBot.slice(0, newBot.length - cutEnd);
+ newText[0] = newText[0].slice(cutFront);
+
+ var chFrom = Pos(fromLine, cutFront);
+ var chTo = Pos(toLine, oldText.length ? lst(oldText).length - cutEnd : 0);
+ if (newText.length > 1 || newText[0] || cmp(chFrom, chTo)) {
+ replaceRange(cm.doc, newText, chFrom, chTo, "+input");
+ return true;
+ }
+ },
+
+ ensurePolled: function() {
+ this.forceCompositionEnd();
+ },
+ reset: function() {
+ this.forceCompositionEnd();
+ },
+ forceCompositionEnd: function() {
+ if (!this.composing || this.composing.handled) return;
+ this.applyComposition(this.composing);
+ this.composing.handled = true;
+ this.div.blur();
+ this.div.focus();
+ },
+ applyComposition: function(composing) {
+ if (this.cm.isReadOnly())
+ operation(this.cm, regChange)(this.cm)
+ else if (composing.data && composing.data != composing.startData)
+ operation(this.cm, applyTextInput)(this.cm, composing.data, 0, composing.sel);
+ },
+
+ setUneditable: function(node) {
+ node.contentEditable = "false"
+ },
+
+ onKeyPress: function(e) {
+ e.preventDefault();
+ if (!this.cm.isReadOnly())
+ operation(this.cm, applyTextInput)(this.cm, String.fromCharCode(e.charCode == null ? e.keyCode : e.charCode), 0);
+ },
+
+ readOnlyChanged: function(val) {
+ this.div.contentEditable = String(val != "nocursor")
+ },
+
+ onContextMenu: nothing,
+ resetPosition: nothing,
+
+ needsContentAttribute: true
+ }, ContentEditableInput.prototype);
+
+ function posToDOM(cm, pos) {
+ var view = findViewForLine(cm, pos.line);
+ if (!view || view.hidden) return null;
+ var line = getLine(cm.doc, pos.line);
+ var info = mapFromLineView(view, line, pos.line);
+
+ var order = getOrder(line), side = "left";
+ if (order) {
+ var partPos = getBidiPartAt(order, pos.ch);
+ side = partPos % 2 ? "right" : "left";
+ }
+ var result = nodeAndOffsetInLineMap(info.map, pos.ch, side);
+ result.offset = result.collapse == "right" ? result.end : result.start;
+ return result;
+ }
+
+ function badPos(pos, bad) { if (bad) pos.bad = true; return pos; }
+
+ function domToPos(cm, node, offset) {
+ var lineNode;
+ if (node == cm.display.lineDiv) {
+ lineNode = cm.display.lineDiv.childNodes[offset];
+ if (!lineNode) return badPos(cm.clipPos(Pos(cm.display.viewTo - 1)), true);
+ node = null; offset = 0;
+ } else {
+ for (lineNode = node;; lineNode = lineNode.parentNode) {
+ if (!lineNode || lineNode == cm.display.lineDiv) return null;
+ if (lineNode.parentNode && lineNode.parentNode == cm.display.lineDiv) break;
+ }
+ }
+ for (var i = 0; i < cm.display.view.length; i++) {
+ var lineView = cm.display.view[i];
+ if (lineView.node == lineNode)
+ return locateNodeInLineView(lineView, node, offset);
+ }
+ }
+
+ function locateNodeInLineView(lineView, node, offset) {
+ var wrapper = lineView.text.firstChild, bad = false;
+ if (!node || !contains(wrapper, node)) return badPos(Pos(lineNo(lineView.line), 0), true);
+ if (node == wrapper) {
+ bad = true;
+ node = wrapper.childNodes[offset];
+ offset = 0;
+ if (!node) {
+ var line = lineView.rest ? lst(lineView.rest) : lineView.line;
+ return badPos(Pos(lineNo(line), line.text.length), bad);
+ }
+ }
+
+ var textNode = node.nodeType == 3 ? node : null, topNode = node;
+ if (!textNode && node.childNodes.length == 1 && node.firstChild.nodeType == 3) {
+ textNode = node.firstChild;
+ if (offset) offset = textNode.nodeValue.length;
+ }
+ while (topNode.parentNode != wrapper) topNode = topNode.parentNode;
+ var measure = lineView.measure, maps = measure.maps;
+
+ function find(textNode, topNode, offset) {
+ for (var i = -1; i < (maps ? maps.length : 0); i++) {
+ var map = i < 0 ? measure.map : maps[i];
+ for (var j = 0; j < map.length; j += 3) {
+ var curNode = map[j + 2];
+ if (curNode == textNode || curNode == topNode) {
+ var line = lineNo(i < 0 ? lineView.line : lineView.rest[i]);
+ var ch = map[j] + offset;
+ if (offset < 0 || curNode != textNode) ch = map[j + (offset ? 1 : 0)];
+ return Pos(line, ch);
+ }
+ }
+ }
+ }
+ var found = find(textNode, topNode, offset);
+ if (found) return badPos(found, bad);
+
+ // FIXME this is all really shaky. might handle the few cases it needs to handle, but likely to cause problems
+ for (var after = topNode.nextSibling, dist = textNode ? textNode.nodeValue.length - offset : 0; after; after = after.nextSibling) {
+ found = find(after, after.firstChild, 0);
+ if (found)
+ return badPos(Pos(found.line, found.ch - dist), bad);
+ else
+ dist += after.textContent.length;
+ }
+ for (var before = topNode.previousSibling, dist = offset; before; before = before.previousSibling) {
+ found = find(before, before.firstChild, -1);
+ if (found)
+ return badPos(Pos(found.line, found.ch + dist), bad);
+ else
+ dist += after.textContent.length;
+ }
+ }
+
+ function domTextBetween(cm, from, to, fromLine, toLine) {
+ var text = "", closing = false, lineSep = cm.doc.lineSeparator();
+ function recognizeMarker(id) { return function(marker) { return marker.id == id; }; }
+ function walk(node) {
+ if (node.nodeType == 1) {
+ var cmText = node.getAttribute("cm-text");
+ if (cmText != null) {
+ if (cmText == "") cmText = node.textContent.replace(/\u200b/g, "");
+ text += cmText;
+ return;
+ }
+ var markerID = node.getAttribute("cm-marker"), range;
+ if (markerID) {
+ var found = cm.findMarks(Pos(fromLine, 0), Pos(toLine + 1, 0), recognizeMarker(+markerID));
+ if (found.length && (range = found[0].find()))
+ text += getBetween(cm.doc, range.from, range.to).join(lineSep);
+ return;
+ }
+ if (node.getAttribute("contenteditable") == "false") return;
+ for (var i = 0; i < node.childNodes.length; i++)
+ walk(node.childNodes[i]);
+ if (/^(pre|div|p)$/i.test(node.nodeName))
+ closing = true;
+ } else if (node.nodeType == 3) {
+ var val = node.nodeValue;
+ if (!val) return;
+ if (closing) {
+ text += lineSep;
+ closing = false;
+ }
+ text += val;
+ }
+ }
+ for (;;) {
+ walk(from);
+ if (from == to) break;
+ from = from.nextSibling;
+ }
+ return text;
+ }
+
+ CodeMirror.inputStyles = {"textarea": TextareaInput, "contenteditable": ContentEditableInput};
+
+ // SELECTION / CURSOR
+
+ // Selection objects are immutable. A new one is created every time
+ // the selection changes. A selection is one or more non-overlapping
+ // (and non-touching) ranges, sorted, and an integer that indicates
+ // which one is the primary selection (the one that's scrolled into
+ // view, that getCursor returns, etc).
+ function Selection(ranges, primIndex) {
+ this.ranges = ranges;
+ this.primIndex = primIndex;
+ }
+
+ Selection.prototype = {
+ primary: function() { return this.ranges[this.primIndex]; },
+ equals: function(other) {
+ if (other == this) return true;
+ if (other.primIndex != this.primIndex || other.ranges.length != this.ranges.length) return false;
+ for (var i = 0; i < this.ranges.length; i++) {
+ var here = this.ranges[i], there = other.ranges[i];
+ if (cmp(here.anchor, there.anchor) != 0 || cmp(here.head, there.head) != 0) return false;
+ }
+ return true;
+ },
+ deepCopy: function() {
+ for (var out = [], i = 0; i < this.ranges.length; i++)
+ out[i] = new Range(copyPos(this.ranges[i].anchor), copyPos(this.ranges[i].head));
+ return new Selection(out, this.primIndex);
+ },
+ somethingSelected: function() {
+ for (var i = 0; i < this.ranges.length; i++)
+ if (!this.ranges[i].empty()) return true;
+ return false;
+ },
+ contains: function(pos, end) {
+ if (!end) end = pos;
+ for (var i = 0; i < this.ranges.length; i++) {
+ var range = this.ranges[i];
+ if (cmp(end, range.from()) >= 0 && cmp(pos, range.to()) <= 0)
+ return i;
+ }
+ return -1;
+ }
+ };
+
+ function Range(anchor, head) {
+ this.anchor = anchor; this.head = head;
+ }
+
+ Range.prototype = {
+ from: function() { return minPos(this.anchor, this.head); },
+ to: function() { return maxPos(this.anchor, this.head); },
+ empty: function() {
+ return this.head.line == this.anchor.line && this.head.ch == this.anchor.ch;
+ }
+ };
+
+ // Take an unsorted, potentially overlapping set of ranges, and
+ // build a selection out of it. 'Consumes' ranges array (modifying
+ // it).
+ function normalizeSelection(ranges, primIndex) {
+ var prim = ranges[primIndex];
+ ranges.sort(function(a, b) { return cmp(a.from(), b.from()); });
+ primIndex = indexOf(ranges, prim);
+ for (var i = 1; i < ranges.length; i++) {
+ var cur = ranges[i], prev = ranges[i - 1];
+ if (cmp(prev.to(), cur.from()) >= 0) {
+ var from = minPos(prev.from(), cur.from()), to = maxPos(prev.to(), cur.to());
+ var inv = prev.empty() ? cur.from() == cur.head : prev.from() == prev.head;
+ if (i <= primIndex) --primIndex;
+ ranges.splice(--i, 2, new Range(inv ? to : from, inv ? from : to));
+ }
+ }
+ return new Selection(ranges, primIndex);
+ }
+
+ function simpleSelection(anchor, head) {
+ return new Selection([new Range(anchor, head || anchor)], 0);
+ }
+
+ // Most of the external API clips given positions to make sure they
+ // actually exist within the document.
+ function clipLine(doc, n) {return Math.max(doc.first, Math.min(n, doc.first + doc.size - 1));}
+ function clipPos(doc, pos) {
+ if (pos.line < doc.first) return Pos(doc.first, 0);
+ var last = doc.first + doc.size - 1;
+ if (pos.line > last) return Pos(last, getLine(doc, last).text.length);
+ return clipToLen(pos, getLine(doc, pos.line).text.length);
+ }
+ function clipToLen(pos, linelen) {
+ var ch = pos.ch;
+ if (ch == null || ch > linelen) return Pos(pos.line, linelen);
+ else if (ch < 0) return Pos(pos.line, 0);
+ else return pos;
+ }
+ function isLine(doc, l) {return l >= doc.first && l < doc.first + doc.size;}
+ function clipPosArray(doc, array) {
+ for (var out = [], i = 0; i < array.length; i++) out[i] = clipPos(doc, array[i]);
+ return out;
+ }
+
+ // SELECTION UPDATES
+
+ // The 'scroll' parameter given to many of these indicated whether
+ // the new cursor position should be scrolled into view after
+ // modifying the selection.
+
+ // If shift is held or the extend flag is set, extends a range to
+ // include a given position (and optionally a second position).
+ // Otherwise, simply returns the range between the given positions.
+ // Used for cursor motion and such.
+ function extendRange(doc, range, head, other) {
+ if (doc.cm && doc.cm.display.shift || doc.extend) {
+ var anchor = range.anchor;
+ if (other) {
+ var posBefore = cmp(head, anchor) < 0;
+ if (posBefore != (cmp(other, anchor) < 0)) {
+ anchor = head;
+ head = other;
+ } else if (posBefore != (cmp(head, other) < 0)) {
+ head = other;
+ }
+ }
+ return new Range(anchor, head);
+ } else {
+ return new Range(other || head, head);
+ }
+ }
+
+ // Extend the primary selection range, discard the rest.
+ function extendSelection(doc, head, other, options) {
+ setSelection(doc, new Selection([extendRange(doc, doc.sel.primary(), head, other)], 0), options);
+ }
+
+ // Extend all selections (pos is an array of selections with length
+ // equal the number of selections)
+ function extendSelections(doc, heads, options) {
+ for (var out = [], i = 0; i < doc.sel.ranges.length; i++)
+ out[i] = extendRange(doc, doc.sel.ranges[i], heads[i], null);
+ var newSel = normalizeSelection(out, doc.sel.primIndex);
+ setSelection(doc, newSel, options);
+ }
+
+ // Updates a single range in the selection.
+ function replaceOneSelection(doc, i, range, options) {
+ var ranges = doc.sel.ranges.slice(0);
+ ranges[i] = range;
+ setSelection(doc, normalizeSelection(ranges, doc.sel.primIndex), options);
+ }
+
+ // Reset the selection to a single range.
+ function setSimpleSelection(doc, anchor, head, options) {
+ setSelection(doc, simpleSelection(anchor, head), options);
+ }
+
+ // Give beforeSelectionChange handlers a change to influence a
+ // selection update.
+ function filterSelectionChange(doc, sel, options) {
+ var obj = {
+ ranges: sel.ranges,
+ update: function(ranges) {
+ this.ranges = [];
+ for (var i = 0; i < ranges.length; i++)
+ this.ranges[i] = new Range(clipPos(doc, ranges[i].anchor),
+ clipPos(doc, ranges[i].head));
+ },
+ origin: options && options.origin
+ };
+ signal(doc, "beforeSelectionChange", doc, obj);
+ if (doc.cm) signal(doc.cm, "beforeSelectionChange", doc.cm, obj);
+ if (obj.ranges != sel.ranges) return normalizeSelection(obj.ranges, obj.ranges.length - 1);
+ else return sel;
+ }
+
+ function setSelectionReplaceHistory(doc, sel, options) {
+ var done = doc.history.done, last = lst(done);
+ if (last && last.ranges) {
+ done[done.length - 1] = sel;
+ setSelectionNoUndo(doc, sel, options);
+ } else {
+ setSelection(doc, sel, options);
+ }
+ }
+
+ // Set a new selection.
+ function setSelection(doc, sel, options) {
+ setSelectionNoUndo(doc, sel, options);
+ addSelectionToHistory(doc, doc.sel, doc.cm ? doc.cm.curOp.id : NaN, options);
+ }
+
+ function setSelectionNoUndo(doc, sel, options) {
+ if (hasHandler(doc, "beforeSelectionChange") || doc.cm && hasHandler(doc.cm, "beforeSelectionChange"))
+ sel = filterSelectionChange(doc, sel, options);
+
+ var bias = options && options.bias ||
+ (cmp(sel.primary().head, doc.sel.primary().head) < 0 ? -1 : 1);
+ setSelectionInner(doc, skipAtomicInSelection(doc, sel, bias, true));
+
+ if (!(options && options.scroll === false) && doc.cm)
+ ensureCursorVisible(doc.cm);
+ }
+
+ function setSelectionInner(doc, sel) {
+ if (sel.equals(doc.sel)) return;
+
+ doc.sel = sel;
+
+ if (doc.cm) {
+ doc.cm.curOp.updateInput = doc.cm.curOp.selectionChanged = true;
+ signalCursorActivity(doc.cm);
+ }
+ signalLater(doc, "cursorActivity", doc);
+ }
+
+ // Verify that the selection does not partially select any atomic
+ // marked ranges.
+ function reCheckSelection(doc) {
+ setSelectionInner(doc, skipAtomicInSelection(doc, doc.sel, null, false), sel_dontScroll);
+ }
+
+ // Return a selection that does not partially select any atomic
+ // ranges.
+ function skipAtomicInSelection(doc, sel, bias, mayClear) {
+ var out;
+ for (var i = 0; i < sel.ranges.length; i++) {
+ var range = sel.ranges[i];
+ var old = sel.ranges.length == doc.sel.ranges.length && doc.sel.ranges[i];
+ var newAnchor = skipAtomic(doc, range.anchor, old && old.anchor, bias, mayClear);
+ var newHead = skipAtomic(doc, range.head, old && old.head, bias, mayClear);
+ if (out || newAnchor != range.anchor || newHead != range.head) {
+ if (!out) out = sel.ranges.slice(0, i);
+ out[i] = new Range(newAnchor, newHead);
+ }
+ }
+ return out ? normalizeSelection(out, sel.primIndex) : sel;
+ }
+
+ function skipAtomicInner(doc, pos, oldPos, dir, mayClear) {
+ var line = getLine(doc, pos.line);
+ if (line.markedSpans) for (var i = 0; i < line.markedSpans.length; ++i) {
+ var sp = line.markedSpans[i], m = sp.marker;
+ if ((sp.from == null || (m.inclusiveLeft ? sp.from <= pos.ch : sp.from < pos.ch)) &&
+ (sp.to == null || (m.inclusiveRight ? sp.to >= pos.ch : sp.to > pos.ch))) {
+ if (mayClear) {
+ signal(m, "beforeCursorEnter");
+ if (m.explicitlyCleared) {
+ if (!line.markedSpans) break;
+ else {--i; continue;}
+ }
+ }
+ if (!m.atomic) continue;
+
+ if (oldPos) {
+ var near = m.find(dir < 0 ? 1 : -1), diff;
+ if (dir < 0 ? m.inclusiveRight : m.inclusiveLeft)
+ near = movePos(doc, near, -dir, near && near.line == pos.line ? line : null);
+ if (near && near.line == pos.line && (diff = cmp(near, oldPos)) && (dir < 0 ? diff < 0 : diff > 0))
+ return skipAtomicInner(doc, near, pos, dir, mayClear);
+ }
+
+ var far = m.find(dir < 0 ? -1 : 1);
+ if (dir < 0 ? m.inclusiveLeft : m.inclusiveRight)
+ far = movePos(doc, far, dir, far.line == pos.line ? line : null);
+ return far ? skipAtomicInner(doc, far, pos, dir, mayClear) : null;
+ }
+ }
+ return pos;
+ }
+
+ // Ensure a given position is not inside an atomic range.
+ function skipAtomic(doc, pos, oldPos, bias, mayClear) {
+ var dir = bias || 1;
+ var found = skipAtomicInner(doc, pos, oldPos, dir, mayClear) ||
+ (!mayClear && skipAtomicInner(doc, pos, oldPos, dir, true)) ||
+ skipAtomicInner(doc, pos, oldPos, -dir, mayClear) ||
+ (!mayClear && skipAtomicInner(doc, pos, oldPos, -dir, true));
+ if (!found) {
+ doc.cantEdit = true;
+ return Pos(doc.first, 0);
+ }
+ return found;
+ }
+
+ function movePos(doc, pos, dir, line) {
+ if (dir < 0 && pos.ch == 0) {
+ if (pos.line > doc.first) return clipPos(doc, Pos(pos.line - 1));
+ else return null;
+ } else if (dir > 0 && pos.ch == (line || getLine(doc, pos.line)).text.length) {
+ if (pos.line < doc.first + doc.size - 1) return Pos(pos.line + 1, 0);
+ else return null;
+ } else {
+ return new Pos(pos.line, pos.ch + dir);
+ }
+ }
+
+ // SELECTION DRAWING
+
+ function updateSelection(cm) {
+ cm.display.input.showSelection(cm.display.input.prepareSelection());
+ }
+
+ function prepareSelection(cm, primary) {
+ var doc = cm.doc, result = {};
+ var curFragment = result.cursors = document.createDocumentFragment();
+ var selFragment = result.selection = document.createDocumentFragment();
+
+ for (var i = 0; i < doc.sel.ranges.length; i++) {
+ if (primary === false && i == doc.sel.primIndex) continue;
+ var range = doc.sel.ranges[i];
+ if (range.from().line >= cm.display.viewTo || range.to().line < cm.display.viewFrom) continue;
+ var collapsed = range.empty();
+ if (collapsed || cm.options.showCursorWhenSelecting)
+ drawSelectionCursor(cm, range.head, curFragment);
+ if (!collapsed)
+ drawSelectionRange(cm, range, selFragment);
+ }
+ return result;
+ }
+
+ // Draws a cursor for the given range
+ function drawSelectionCursor(cm, head, output) {
+ var pos = cursorCoords(cm, head, "div", null, null, !cm.options.singleCursorHeightPerLine);
+
+ var cursor = output.appendChild(elt("div", "\u00a0", "CodeMirror-cursor"));
+ cursor.style.left = pos.left + "px";
+ cursor.style.top = pos.top + "px";
+ cursor.style.height = Math.max(0, pos.bottom - pos.top) * cm.options.cursorHeight + "px";
+
+ if (pos.other) {
+ // Secondary cursor, shown when on a 'jump' in bi-directional text
+ var otherCursor = output.appendChild(elt("div", "\u00a0", "CodeMirror-cursor CodeMirror-secondarycursor"));
+ otherCursor.style.display = "";
+ otherCursor.style.left = pos.other.left + "px";
+ otherCursor.style.top = pos.other.top + "px";
+ otherCursor.style.height = (pos.other.bottom - pos.other.top) * .85 + "px";
+ }
+ }
+
+ // Draws the given range as a highlighted selection
+ function drawSelectionRange(cm, range, output) {
+ var display = cm.display, doc = cm.doc;
+ var fragment = document.createDocumentFragment();
+ var padding = paddingH(cm.display), leftSide = padding.left;
+ var rightSide = Math.max(display.sizerWidth, displayWidth(cm) - display.sizer.offsetLeft) - padding.right;
+
+ function add(left, top, width, bottom) {
+ if (top < 0) top = 0;
+ top = Math.round(top);
+ bottom = Math.round(bottom);
+ fragment.appendChild(elt("div", null, "CodeMirror-selected", "position: absolute; left: " + left +
+ "px; top: " + top + "px; width: " + (width == null ? rightSide - left : width) +
+ "px; height: " + (bottom - top) + "px"));
+ }
+
+ function drawForLine(line, fromArg, toArg) {
+ var lineObj = getLine(doc, line);
+ var lineLen = lineObj.text.length;
+ var start, end;
+ function coords(ch, bias) {
+ return charCoords(cm, Pos(line, ch), "div", lineObj, bias);
+ }
+
+ iterateBidiSections(getOrder(lineObj), fromArg || 0, toArg == null ? lineLen : toArg, function(from, to, dir) {
+ var leftPos = coords(from, "left"), rightPos, left, right;
+ if (from == to) {
+ rightPos = leftPos;
+ left = right = leftPos.left;
+ } else {
+ rightPos = coords(to - 1, "right");
+ if (dir == "rtl") { var tmp = leftPos; leftPos = rightPos; rightPos = tmp; }
+ left = leftPos.left;
+ right = rightPos.right;
+ }
+ if (fromArg == null && from == 0) left = leftSide;
+ if (rightPos.top - leftPos.top > 3) { // Different lines, draw top part
+ add(left, leftPos.top, null, leftPos.bottom);
+ left = leftSide;
+ if (leftPos.bottom < rightPos.top) add(left, leftPos.bottom, null, rightPos.top);
+ }
+ if (toArg == null && to == lineLen) right = rightSide;
+ if (!start || leftPos.top < start.top || leftPos.top == start.top && leftPos.left < start.left)
+ start = leftPos;
+ if (!end || rightPos.bottom > end.bottom || rightPos.bottom == end.bottom && rightPos.right > end.right)
+ end = rightPos;
+ if (left < leftSide + 1) left = leftSide;
+ add(left, rightPos.top, right - left, rightPos.bottom);
+ });
+ return {start: start, end: end};
+ }
+
+ var sFrom = range.from(), sTo = range.to();
+ if (sFrom.line == sTo.line) {
+ drawForLine(sFrom.line, sFrom.ch, sTo.ch);
+ } else {
+ var fromLine = getLine(doc, sFrom.line), toLine = getLine(doc, sTo.line);
+ var singleVLine = visualLine(fromLine) == visualLine(toLine);
+ var leftEnd = drawForLine(sFrom.line, sFrom.ch, singleVLine ? fromLine.text.length + 1 : null).end;
+ var rightStart = drawForLine(sTo.line, singleVLine ? 0 : null, sTo.ch).start;
+ if (singleVLine) {
+ if (leftEnd.top < rightStart.top - 2) {
+ add(leftEnd.right, leftEnd.top, null, leftEnd.bottom);
+ add(leftSide, rightStart.top, rightStart.left, rightStart.bottom);
+ } else {
+ add(leftEnd.right, leftEnd.top, rightStart.left - leftEnd.right, leftEnd.bottom);
+ }
+ }
+ if (leftEnd.bottom < rightStart.top)
+ add(leftSide, leftEnd.bottom, null, rightStart.top);
+ }
+
+ output.appendChild(fragment);
+ }
+
+ // Cursor-blinking
+ function restartBlink(cm) {
+ if (!cm.state.focused) return;
+ var display = cm.display;
+ clearInterval(display.blinker);
+ var on = true;
+ display.cursorDiv.style.visibility = "";
+ if (cm.options.cursorBlinkRate > 0)
+ display.blinker = setInterval(function() {
+ display.cursorDiv.style.visibility = (on = !on) ? "" : "hidden";
+ }, cm.options.cursorBlinkRate);
+ else if (cm.options.cursorBlinkRate < 0)
+ display.cursorDiv.style.visibility = "hidden";
+ }
+
+ // HIGHLIGHT WORKER
+
+ function startWorker(cm, time) {
+ if (cm.doc.mode.startState && cm.doc.frontier < cm.display.viewTo)
+ cm.state.highlight.set(time, bind(highlightWorker, cm));
+ }
+
+ function highlightWorker(cm) {
+ var doc = cm.doc;
+ if (doc.frontier < doc.first) doc.frontier = doc.first;
+ if (doc.frontier >= cm.display.viewTo) return;
+ var end = +new Date + cm.options.workTime;
+ var state = copyState(doc.mode, getStateBefore(cm, doc.frontier));
+ var changedLines = [];
+
+ doc.iter(doc.frontier, Math.min(doc.first + doc.size, cm.display.viewTo + 500), function(line) {
+ if (doc.frontier >= cm.display.viewFrom) { // Visible
+ var oldStyles = line.styles, tooLong = line.text.length > cm.options.maxHighlightLength;
+ var highlighted = highlightLine(cm, line, tooLong ? copyState(doc.mode, state) : state, true);
+ line.styles = highlighted.styles;
+ var oldCls = line.styleClasses, newCls = highlighted.classes;
+ if (newCls) line.styleClasses = newCls;
+ else if (oldCls) line.styleClasses = null;
+ var ischange = !oldStyles || oldStyles.length != line.styles.length ||
+ oldCls != newCls && (!oldCls || !newCls || oldCls.bgClass != newCls.bgClass || oldCls.textClass != newCls.textClass);
+ for (var i = 0; !ischange && i < oldStyles.length; ++i) ischange = oldStyles[i] != line.styles[i];
+ if (ischange) changedLines.push(doc.frontier);
+ line.stateAfter = tooLong ? state : copyState(doc.mode, state);
+ } else {
+ if (line.text.length <= cm.options.maxHighlightLength)
+ processLine(cm, line.text, state);
+ line.stateAfter = doc.frontier % 5 == 0 ? copyState(doc.mode, state) : null;
+ }
+ ++doc.frontier;
+ if (+new Date > end) {
+ startWorker(cm, cm.options.workDelay);
+ return true;
+ }
+ });
+ if (changedLines.length) runInOp(cm, function() {
+ for (var i = 0; i < changedLines.length; i++)
+ regLineChange(cm, changedLines[i], "text");
+ });
+ }
+
+ // Finds the line to start with when starting a parse. Tries to
+ // find a line with a stateAfter, so that it can start with a
+ // valid state. If that fails, it returns the line with the
+ // smallest indentation, which tends to need the least context to
+ // parse correctly.
+ function findStartLine(cm, n, precise) {
+ var minindent, minline, doc = cm.doc;
+ var lim = precise ? -1 : n - (cm.doc.mode.innerMode ? 1000 : 100);
+ for (var search = n; search > lim; --search) {
+ if (search <= doc.first) return doc.first;
+ var line = getLine(doc, search - 1);
+ if (line.stateAfter && (!precise || search <= doc.frontier)) return search;
+ var indented = countColumn(line.text, null, cm.options.tabSize);
+ if (minline == null || minindent > indented) {
+ minline = search - 1;
+ minindent = indented;
+ }
+ }
+ return minline;
+ }
+
+ function getStateBefore(cm, n, precise) {
+ var doc = cm.doc, display = cm.display;
+ if (!doc.mode.startState) return true;
+ var pos = findStartLine(cm, n, precise), state = pos > doc.first && getLine(doc, pos-1).stateAfter;
+ if (!state) state = startState(doc.mode);
+ else state = copyState(doc.mode, state);
+ doc.iter(pos, n, function(line) {
+ processLine(cm, line.text, state);
+ var save = pos == n - 1 || pos % 5 == 0 || pos >= display.viewFrom && pos < display.viewTo;
+ line.stateAfter = save ? copyState(doc.mode, state) : null;
+ ++pos;
+ });
+ if (precise) doc.frontier = pos;
+ return state;
+ }
+
+ // POSITION MEASUREMENT
+
+ function paddingTop(display) {return display.lineSpace.offsetTop;}
+ function paddingVert(display) {return display.mover.offsetHeight - display.lineSpace.offsetHeight;}
+ function paddingH(display) {
+ if (display.cachedPaddingH) return display.cachedPaddingH;
+ var e = removeChildrenAndAdd(display.measure, elt("pre", "x"));
+ var style = window.getComputedStyle ? window.getComputedStyle(e) : e.currentStyle;
+ var data = {left: parseInt(style.paddingLeft), right: parseInt(style.paddingRight)};
+ if (!isNaN(data.left) && !isNaN(data.right)) display.cachedPaddingH = data;
+ return data;
+ }
+
+ function scrollGap(cm) { return scrollerGap - cm.display.nativeBarWidth; }
+ function displayWidth(cm) {
+ return cm.display.scroller.clientWidth - scrollGap(cm) - cm.display.barWidth;
+ }
+ function displayHeight(cm) {
+ return cm.display.scroller.clientHeight - scrollGap(cm) - cm.display.barHeight;
+ }
+
+ // Ensure the lineView.wrapping.heights array is populated. This is
+ // an array of bottom offsets for the lines that make up a drawn
+ // line. When lineWrapping is on, there might be more than one
+ // height.
+ function ensureLineHeights(cm, lineView, rect) {
+ var wrapping = cm.options.lineWrapping;
+ var curWidth = wrapping && displayWidth(cm);
+ if (!lineView.measure.heights || wrapping && lineView.measure.width != curWidth) {
+ var heights = lineView.measure.heights = [];
+ if (wrapping) {
+ lineView.measure.width = curWidth;
+ var rects = lineView.text.firstChild.getClientRects();
+ for (var i = 0; i < rects.length - 1; i++) {
+ var cur = rects[i], next = rects[i + 1];
+ if (Math.abs(cur.bottom - next.bottom) > 2)
+ heights.push((cur.bottom + next.top) / 2 - rect.top);
+ }
+ }
+ heights.push(rect.bottom - rect.top);
+ }
+ }
+
+ // Find a line map (mapping character offsets to text nodes) and a
+ // measurement cache for the given line number. (A line view might
+ // contain multiple lines when collapsed ranges are present.)
+ function mapFromLineView(lineView, line, lineN) {
+ if (lineView.line == line)
+ return {map: lineView.measure.map, cache: lineView.measure.cache};
+ for (var i = 0; i < lineView.rest.length; i++)
+ if (lineView.rest[i] == line)
+ return {map: lineView.measure.maps[i], cache: lineView.measure.caches[i]};
+ for (var i = 0; i < lineView.rest.length; i++)
+ if (lineNo(lineView.rest[i]) > lineN)
+ return {map: lineView.measure.maps[i], cache: lineView.measure.caches[i], before: true};
+ }
+
+ // Render a line into the hidden node display.externalMeasured. Used
+ // when measurement is needed for a line that's not in the viewport.
+ function updateExternalMeasurement(cm, line) {
+ line = visualLine(line);
+ var lineN = lineNo(line);
+ var view = cm.display.externalMeasured = new LineView(cm.doc, line, lineN);
+ view.lineN = lineN;
+ var built = view.built = buildLineContent(cm, view);
+ view.text = built.pre;
+ removeChildrenAndAdd(cm.display.lineMeasure, built.pre);
+ return view;
+ }
+
+ // Get a {top, bottom, left, right} box (in line-local coordinates)
+ // for a given character.
+ function measureChar(cm, line, ch, bias) {
+ return measureCharPrepared(cm, prepareMeasureForLine(cm, line), ch, bias);
+ }
+
+ // Find a line view that corresponds to the given line number.
+ function findViewForLine(cm, lineN) {
+ if (lineN >= cm.display.viewFrom && lineN < cm.display.viewTo)
+ return cm.display.view[findViewIndex(cm, lineN)];
+ var ext = cm.display.externalMeasured;
+ if (ext && lineN >= ext.lineN && lineN < ext.lineN + ext.size)
+ return ext;
+ }
+
+ // Measurement can be split in two steps, the set-up work that
+ // applies to the whole line, and the measurement of the actual
+ // character. Functions like coordsChar, that need to do a lot of
+ // measurements in a row, can thus ensure that the set-up work is
+ // only done once.
+ function prepareMeasureForLine(cm, line) {
+ var lineN = lineNo(line);
+ var view = findViewForLine(cm, lineN);
+ if (view && !view.text) {
+ view = null;
+ } else if (view && view.changes) {
+ updateLineForChanges(cm, view, lineN, getDimensions(cm));
+ cm.curOp.forceUpdate = true;
+ }
+ if (!view)
+ view = updateExternalMeasurement(cm, line);
+
+ var info = mapFromLineView(view, line, lineN);
+ return {
+ line: line, view: view, rect: null,
+ map: info.map, cache: info.cache, before: info.before,
+ hasHeights: false
+ };
+ }
+
+ // Given a prepared measurement object, measures the position of an
+ // actual character (or fetches it from the cache).
+ function measureCharPrepared(cm, prepared, ch, bias, varHeight) {
+ if (prepared.before) ch = -1;
+ var key = ch + (bias || ""), found;
+ if (prepared.cache.hasOwnProperty(key)) {
+ found = prepared.cache[key];
+ } else {
+ if (!prepared.rect)
+ prepared.rect = prepared.view.text.getBoundingClientRect();
+ if (!prepared.hasHeights) {
+ ensureLineHeights(cm, prepared.view, prepared.rect);
+ prepared.hasHeights = true;
+ }
+ found = measureCharInner(cm, prepared, ch, bias);
+ if (!found.bogus) prepared.cache[key] = found;
+ }
+ return {left: found.left, right: found.right,
+ top: varHeight ? found.rtop : found.top,
+ bottom: varHeight ? found.rbottom : found.bottom};
+ }
+
+ var nullRect = {left: 0, right: 0, top: 0, bottom: 0};
+
+ function nodeAndOffsetInLineMap(map, ch, bias) {
+ var node, start, end, collapse;
+ // First, search the line map for the text node corresponding to,
+ // or closest to, the target character.
+ for (var i = 0; i < map.length; i += 3) {
+ var mStart = map[i], mEnd = map[i + 1];
+ if (ch < mStart) {
+ start = 0; end = 1;
+ collapse = "left";
+ } else if (ch < mEnd) {
+ start = ch - mStart;
+ end = start + 1;
+ } else if (i == map.length - 3 || ch == mEnd && map[i + 3] > ch) {
+ end = mEnd - mStart;
+ start = end - 1;
+ if (ch >= mEnd) collapse = "right";
+ }
+ if (start != null) {
+ node = map[i + 2];
+ if (mStart == mEnd && bias == (node.insertLeft ? "left" : "right"))
+ collapse = bias;
+ if (bias == "left" && start == 0)
+ while (i && map[i - 2] == map[i - 3] && map[i - 1].insertLeft) {
+ node = map[(i -= 3) + 2];
+ collapse = "left";
+ }
+ if (bias == "right" && start == mEnd - mStart)
+ while (i < map.length - 3 && map[i + 3] == map[i + 4] && !map[i + 5].insertLeft) {
+ node = map[(i += 3) + 2];
+ collapse = "right";
+ }
+ break;
+ }
+ }
+ return {node: node, start: start, end: end, collapse: collapse, coverStart: mStart, coverEnd: mEnd};
+ }
+
+ function measureCharInner(cm, prepared, ch, bias) {
+ var place = nodeAndOffsetInLineMap(prepared.map, ch, bias);
+ var node = place.node, start = place.start, end = place.end, collapse = place.collapse;
+
+ var rect;
+ if (node.nodeType == 3) { // If it is a text node, use a range to retrieve the coordinates.
+ for (var i = 0; i < 4; i++) { // Retry a maximum of 4 times when nonsense rectangles are returned
+ while (start && isExtendingChar(prepared.line.text.charAt(place.coverStart + start))) --start;
+ while (place.coverStart + end < place.coverEnd && isExtendingChar(prepared.line.text.charAt(place.coverStart + end))) ++end;
+ if (ie && ie_version < 9 && start == 0 && end == place.coverEnd - place.coverStart) {
+ rect = node.parentNode.getBoundingClientRect();
+ } else if (ie && cm.options.lineWrapping) {
+ var rects = range(node, start, end).getClientRects();
+ if (rects.length)
+ rect = rects[bias == "right" ? rects.length - 1 : 0];
+ else
+ rect = nullRect;
+ } else {
+ rect = range(node, start, end).getBoundingClientRect() || nullRect;
+ }
+ if (rect.left || rect.right || start == 0) break;
+ end = start;
+ start = start - 1;
+ collapse = "right";
+ }
+ if (ie && ie_version < 11) rect = maybeUpdateRectForZooming(cm.display.measure, rect);
+ } else { // If it is a widget, simply get the box for the whole widget.
+ if (start > 0) collapse = bias = "right";
+ var rects;
+ if (cm.options.lineWrapping && (rects = node.getClientRects()).length > 1)
+ rect = rects[bias == "right" ? rects.length - 1 : 0];
+ else
+ rect = node.getBoundingClientRect();
+ }
+ if (ie && ie_version < 9 && !start && (!rect || !rect.left && !rect.right)) {
+ var rSpan = node.parentNode.getClientRects()[0];
+ if (rSpan)
+ rect = {left: rSpan.left, right: rSpan.left + charWidth(cm.display), top: rSpan.top, bottom: rSpan.bottom};
+ else
+ rect = nullRect;
+ }
+
+ var rtop = rect.top - prepared.rect.top, rbot = rect.bottom - prepared.rect.top;
+ var mid = (rtop + rbot) / 2;
+ var heights = prepared.view.measure.heights;
+ for (var i = 0; i < heights.length - 1; i++)
+ if (mid < heights[i]) break;
+ var top = i ? heights[i - 1] : 0, bot = heights[i];
+ var result = {left: (collapse == "right" ? rect.right : rect.left) - prepared.rect.left,
+ right: (collapse == "left" ? rect.left : rect.right) - prepared.rect.left,
+ top: top, bottom: bot};
+ if (!rect.left && !rect.right) result.bogus = true;
+ if (!cm.options.singleCursorHeightPerLine) { result.rtop = rtop; result.rbottom = rbot; }
+
+ return result;
+ }
+
+ // Work around problem with bounding client rects on ranges being
+ // returned incorrectly when zoomed on IE10 and below.
+ function maybeUpdateRectForZooming(measure, rect) {
+ if (!window.screen || screen.logicalXDPI == null ||
+ screen.logicalXDPI == screen.deviceXDPI || !hasBadZoomedRects(measure))
+ return rect;
+ var scaleX = screen.logicalXDPI / screen.deviceXDPI;
+ var scaleY = screen.logicalYDPI / screen.deviceYDPI;
+ return {left: rect.left * scaleX, right: rect.right * scaleX,
+ top: rect.top * scaleY, bottom: rect.bottom * scaleY};
+ }
+
+ function clearLineMeasurementCacheFor(lineView) {
+ if (lineView.measure) {
+ lineView.measure.cache = {};
+ lineView.measure.heights = null;
+ if (lineView.rest) for (var i = 0; i < lineView.rest.length; i++)
+ lineView.measure.caches[i] = {};
+ }
+ }
+
+ function clearLineMeasurementCache(cm) {
+ cm.display.externalMeasure = null;
+ removeChildren(cm.display.lineMeasure);
+ for (var i = 0; i < cm.display.view.length; i++)
+ clearLineMeasurementCacheFor(cm.display.view[i]);
+ }
+
+ function clearCaches(cm) {
+ clearLineMeasurementCache(cm);
+ cm.display.cachedCharWidth = cm.display.cachedTextHeight = cm.display.cachedPaddingH = null;
+ if (!cm.options.lineWrapping) cm.display.maxLineChanged = true;
+ cm.display.lineNumChars = null;
+ }
+
+ function pageScrollX() { return window.pageXOffset || (document.documentElement || document.body).scrollLeft; }
+ function pageScrollY() { return window.pageYOffset || (document.documentElement || document.body).scrollTop; }
+
+ // Converts a {top, bottom, left, right} box from line-local
+ // coordinates into another coordinate system. Context may be one of
+ // "line", "div" (display.lineDiv), "local"/null (editor), "window",
+ // or "page".
+ function intoCoordSystem(cm, lineObj, rect, context) {
+ if (lineObj.widgets) for (var i = 0; i < lineObj.widgets.length; ++i) if (lineObj.widgets[i].above) {
+ var size = widgetHeight(lineObj.widgets[i]);
+ rect.top += size; rect.bottom += size;
+ }
+ if (context == "line") return rect;
+ if (!context) context = "local";
+ var yOff = heightAtLine(lineObj);
+ if (context == "local") yOff += paddingTop(cm.display);
+ else yOff -= cm.display.viewOffset;
+ if (context == "page" || context == "window") {
+ var lOff = cm.display.lineSpace.getBoundingClientRect();
+ yOff += lOff.top + (context == "window" ? 0 : pageScrollY());
+ var xOff = lOff.left + (context == "window" ? 0 : pageScrollX());
+ rect.left += xOff; rect.right += xOff;
+ }
+ rect.top += yOff; rect.bottom += yOff;
+ return rect;
+ }
+
+ // Coverts a box from "div" coords to another coordinate system.
+ // Context may be "window", "page", "div", or "local"/null.
+ function fromCoordSystem(cm, coords, context) {
+ if (context == "div") return coords;
+ var left = coords.left, top = coords.top;
+ // First move into "page" coordinate system
+ if (context == "page") {
+ left -= pageScrollX();
+ top -= pageScrollY();
+ } else if (context == "local" || !context) {
+ var localBox = cm.display.sizer.getBoundingClientRect();
+ left += localBox.left;
+ top += localBox.top;
+ }
+
+ var lineSpaceBox = cm.display.lineSpace.getBoundingClientRect();
+ return {left: left - lineSpaceBox.left, top: top - lineSpaceBox.top};
+ }
+
+ function charCoords(cm, pos, context, lineObj, bias) {
+ if (!lineObj) lineObj = getLine(cm.doc, pos.line);
+ return intoCoordSystem(cm, lineObj, measureChar(cm, lineObj, pos.ch, bias), context);
+ }
+
+ // Returns a box for a given cursor position, which may have an
+ // 'other' property containing the position of the secondary cursor
+ // on a bidi boundary.
+ function cursorCoords(cm, pos, context, lineObj, preparedMeasure, varHeight) {
+ lineObj = lineObj || getLine(cm.doc, pos.line);
+ if (!preparedMeasure) preparedMeasure = prepareMeasureForLine(cm, lineObj);
+ function get(ch, right) {
+ var m = measureCharPrepared(cm, preparedMeasure, ch, right ? "right" : "left", varHeight);
+ if (right) m.left = m.right; else m.right = m.left;
+ return intoCoordSystem(cm, lineObj, m, context);
+ }
+ function getBidi(ch, partPos) {
+ var part = order[partPos], right = part.level % 2;
+ if (ch == bidiLeft(part) && partPos && part.level < order[partPos - 1].level) {
+ part = order[--partPos];
+ ch = bidiRight(part) - (part.level % 2 ? 0 : 1);
+ right = true;
+ } else if (ch == bidiRight(part) && partPos < order.length - 1 && part.level < order[partPos + 1].level) {
+ part = order[++partPos];
+ ch = bidiLeft(part) - part.level % 2;
+ right = false;
+ }
+ if (right && ch == part.to && ch > part.from) return get(ch - 1);
+ return get(ch, right);
+ }
+ var order = getOrder(lineObj), ch = pos.ch;
+ if (!order) return get(ch);
+ var partPos = getBidiPartAt(order, ch);
+ var val = getBidi(ch, partPos);
+ if (bidiOther != null) val.other = getBidi(ch, bidiOther);
+ return val;
+ }
+
+ // Used to cheaply estimate the coordinates for a position. Used for
+ // intermediate scroll updates.
+ function estimateCoords(cm, pos) {
+ var left = 0, pos = clipPos(cm.doc, pos);
+ if (!cm.options.lineWrapping) left = charWidth(cm.display) * pos.ch;
+ var lineObj = getLine(cm.doc, pos.line);
+ var top = heightAtLine(lineObj) + paddingTop(cm.display);
+ return {left: left, right: left, top: top, bottom: top + lineObj.height};
+ }
+
+ // Positions returned by coordsChar contain some extra information.
+ // xRel is the relative x position of the input coordinates compared
+ // to the found position (so xRel > 0 means the coordinates are to
+ // the right of the character position, for example). When outside
+ // is true, that means the coordinates lie outside the line's
+ // vertical range.
+ function PosWithInfo(line, ch, outside, xRel) {
+ var pos = Pos(line, ch);
+ pos.xRel = xRel;
+ if (outside) pos.outside = true;
+ return pos;
+ }
+
+ // Compute the character position closest to the given coordinates.
+ // Input must be lineSpace-local ("div" coordinate system).
+ function coordsChar(cm, x, y) {
+ var doc = cm.doc;
+ y += cm.display.viewOffset;
+ if (y < 0) return PosWithInfo(doc.first, 0, true, -1);
+ var lineN = lineAtHeight(doc, y), last = doc.first + doc.size - 1;
+ if (lineN > last)
+ return PosWithInfo(doc.first + doc.size - 1, getLine(doc, last).text.length, true, 1);
+ if (x < 0) x = 0;
+
+ var lineObj = getLine(doc, lineN);
+ for (;;) {
+ var found = coordsCharInner(cm, lineObj, lineN, x, y);
+ var merged = collapsedSpanAtEnd(lineObj);
+ var mergedPos = merged && merged.find(0, true);
+ if (merged && (found.ch > mergedPos.from.ch || found.ch == mergedPos.from.ch && found.xRel > 0))
+ lineN = lineNo(lineObj = mergedPos.to.line);
+ else
+ return found;
+ }
+ }
+
+ function coordsCharInner(cm, lineObj, lineNo, x, y) {
+ var innerOff = y - heightAtLine(lineObj);
+ var wrongLine = false, adjust = 2 * cm.display.wrapper.clientWidth;
+ var preparedMeasure = prepareMeasureForLine(cm, lineObj);
+
+ function getX(ch) {
+ var sp = cursorCoords(cm, Pos(lineNo, ch), "line", lineObj, preparedMeasure);
+ wrongLine = true;
+ if (innerOff > sp.bottom) return sp.left - adjust;
+ else if (innerOff < sp.top) return sp.left + adjust;
+ else wrongLine = false;
+ return sp.left;
+ }
+
+ var bidi = getOrder(lineObj), dist = lineObj.text.length;
+ var from = lineLeft(lineObj), to = lineRight(lineObj);
+ var fromX = getX(from), fromOutside = wrongLine, toX = getX(to), toOutside = wrongLine;
+
+ if (x > toX) return PosWithInfo(lineNo, to, toOutside, 1);
+ // Do a binary search between these bounds.
+ for (;;) {
+ if (bidi ? to == from || to == moveVisually(lineObj, from, 1) : to - from <= 1) {
+ var ch = x < fromX || x - fromX <= toX - x ? from : to;
+ var outside = ch == from ? fromOutside : toOutside
+ var xDiff = x - (ch == from ? fromX : toX);
+ // This is a kludge to handle the case where the coordinates
+ // are after a line-wrapped line. We should replace it with a
+ // more general handling of cursor positions around line
+ // breaks. (Issue #4078)
+ if (toOutside && !bidi && !/\s/.test(lineObj.text.charAt(ch)) && xDiff > 0 &&
+ ch < lineObj.text.length && preparedMeasure.view.measure.heights.length > 1) {
+ var charSize = measureCharPrepared(cm, preparedMeasure, ch, "right");
+ if (innerOff <= charSize.bottom && innerOff >= charSize.top && Math.abs(x - charSize.right) < xDiff) {
+ outside = false
+ ch++
+ xDiff = x - charSize.right
+ }
+ }
+ while (isExtendingChar(lineObj.text.charAt(ch))) ++ch;
+ var pos = PosWithInfo(lineNo, ch, outside, xDiff < -1 ? -1 : xDiff > 1 ? 1 : 0);
+ return pos;
+ }
+ var step = Math.ceil(dist / 2), middle = from + step;
+ if (bidi) {
+ middle = from;
+ for (var i = 0; i < step; ++i) middle = moveVisually(lineObj, middle, 1);
+ }
+ var middleX = getX(middle);
+ if (middleX > x) {to = middle; toX = middleX; if (toOutside = wrongLine) toX += 1000; dist = step;}
+ else {from = middle; fromX = middleX; fromOutside = wrongLine; dist -= step;}
+ }
+ }
+
+ var measureText;
+ // Compute the default text height.
+ function textHeight(display) {
+ if (display.cachedTextHeight != null) return display.cachedTextHeight;
+ if (measureText == null) {
+ measureText = elt("pre");
+ // Measure a bunch of lines, for browsers that compute
+ // fractional heights.
+ for (var i = 0; i < 49; ++i) {
+ measureText.appendChild(document.createTextNode("x"));
+ measureText.appendChild(elt("br"));
+ }
+ measureText.appendChild(document.createTextNode("x"));
+ }
+ removeChildrenAndAdd(display.measure, measureText);
+ var height = measureText.offsetHeight / 50;
+ if (height > 3) display.cachedTextHeight = height;
+ removeChildren(display.measure);
+ return height || 1;
+ }
+
+ // Compute the default character width.
+ function charWidth(display) {
+ if (display.cachedCharWidth != null) return display.cachedCharWidth;
+ var anchor = elt("span", "xxxxxxxxxx");
+ var pre = elt("pre", [anchor]);
+ removeChildrenAndAdd(display.measure, pre);
+ var rect = anchor.getBoundingClientRect(), width = (rect.right - rect.left) / 10;
+ if (width > 2) display.cachedCharWidth = width;
+ return width || 10;
+ }
+
+ // OPERATIONS
+
+ // Operations are used to wrap a series of changes to the editor
+ // state in such a way that each change won't have to update the
+ // cursor and display (which would be awkward, slow, and
+ // error-prone). Instead, display updates are batched and then all
+ // combined and executed at once.
+
+ var operationGroup = null;
+
+ var nextOpId = 0;
+ // Start a new operation.
+ function startOperation(cm) {
+ cm.curOp = {
+ cm: cm,
+ viewChanged: false, // Flag that indicates that lines might need to be redrawn
+ startHeight: cm.doc.height, // Used to detect need to update scrollbar
+ forceUpdate: false, // Used to force a redraw
+ updateInput: null, // Whether to reset the input textarea
+ typing: false, // Whether this reset should be careful to leave existing text (for compositing)
+ changeObjs: null, // Accumulated changes, for firing change events
+ cursorActivityHandlers: null, // Set of handlers to fire cursorActivity on
+ cursorActivityCalled: 0, // Tracks which cursorActivity handlers have been called already
+ selectionChanged: false, // Whether the selection needs to be redrawn
+ updateMaxLine: false, // Set when the widest line needs to be determined anew
+ scrollLeft: null, scrollTop: null, // Intermediate scroll position, not pushed to DOM yet
+ scrollToPos: null, // Used to scroll to a specific position
+ focus: false,
+ id: ++nextOpId // Unique ID
+ };
+ if (operationGroup) {
+ operationGroup.ops.push(cm.curOp);
+ } else {
+ cm.curOp.ownsGroup = operationGroup = {
+ ops: [cm.curOp],
+ delayedCallbacks: []
+ };
+ }
+ }
+
+ function fireCallbacksForOps(group) {
+ // Calls delayed callbacks and cursorActivity handlers until no
+ // new ones appear
+ var callbacks = group.delayedCallbacks, i = 0;
+ do {
+ for (; i < callbacks.length; i++)
+ callbacks[i].call(null);
+ for (var j = 0; j < group.ops.length; j++) {
+ var op = group.ops[j];
+ if (op.cursorActivityHandlers)
+ while (op.cursorActivityCalled < op.cursorActivityHandlers.length)
+ op.cursorActivityHandlers[op.cursorActivityCalled++].call(null, op.cm);
+ }
+ } while (i < callbacks.length);
+ }
+
+ // Finish an operation, updating the display and signalling delayed events
+ function endOperation(cm) {
+ var op = cm.curOp, group = op.ownsGroup;
+ if (!group) return;
+
+ try { fireCallbacksForOps(group); }
+ finally {
+ operationGroup = null;
+ for (var i = 0; i < group.ops.length; i++)
+ group.ops[i].cm.curOp = null;
+ endOperations(group);
+ }
+ }
+
+ // The DOM updates done when an operation finishes are batched so
+ // that the minimum number of relayouts are required.
+ function endOperations(group) {
+ var ops = group.ops;
+ for (var i = 0; i < ops.length; i++) // Read DOM
+ endOperation_R1(ops[i]);
+ for (var i = 0; i < ops.length; i++) // Write DOM (maybe)
+ endOperation_W1(ops[i]);
+ for (var i = 0; i < ops.length; i++) // Read DOM
+ endOperation_R2(ops[i]);
+ for (var i = 0; i < ops.length; i++) // Write DOM (maybe)
+ endOperation_W2(ops[i]);
+ for (var i = 0; i < ops.length; i++) // Read DOM
+ endOperation_finish(ops[i]);
+ }
+
+ function endOperation_R1(op) {
+ var cm = op.cm, display = cm.display;
+ maybeClipScrollbars(cm);
+ if (op.updateMaxLine) findMaxLine(cm);
+
+ op.mustUpdate = op.viewChanged || op.forceUpdate || op.scrollTop != null ||
+ op.scrollToPos && (op.scrollToPos.from.line < display.viewFrom ||
+ op.scrollToPos.to.line >= display.viewTo) ||
+ display.maxLineChanged && cm.options.lineWrapping;
+ op.update = op.mustUpdate &&
+ new DisplayUpdate(cm, op.mustUpdate && {top: op.scrollTop, ensure: op.scrollToPos}, op.forceUpdate);
+ }
+
+ function endOperation_W1(op) {
+ op.updatedDisplay = op.mustUpdate && updateDisplayIfNeeded(op.cm, op.update);
+ }
+
+ function endOperation_R2(op) {
+ var cm = op.cm, display = cm.display;
+ if (op.updatedDisplay) updateHeightsInViewport(cm);
+
+ op.barMeasure = measureForScrollbars(cm);
+
+ // If the max line changed since it was last measured, measure it,
+ // and ensure the document's width matches it.
+ // updateDisplay_W2 will use these properties to do the actual resizing
+ if (display.maxLineChanged && !cm.options.lineWrapping) {
+ op.adjustWidthTo = measureChar(cm, display.maxLine, display.maxLine.text.length).left + 3;
+ cm.display.sizerWidth = op.adjustWidthTo;
+ op.barMeasure.scrollWidth =
+ Math.max(display.scroller.clientWidth, display.sizer.offsetLeft + op.adjustWidthTo + scrollGap(cm) + cm.display.barWidth);
+ op.maxScrollLeft = Math.max(0, display.sizer.offsetLeft + op.adjustWidthTo - displayWidth(cm));
+ }
+
+ if (op.updatedDisplay || op.selectionChanged)
+ op.preparedSelection = display.input.prepareSelection(op.focus);
+ }
+
+ function endOperation_W2(op) {
+ var cm = op.cm;
+
+ if (op.adjustWidthTo != null) {
+ cm.display.sizer.style.minWidth = op.adjustWidthTo + "px";
+ if (op.maxScrollLeft < cm.doc.scrollLeft)
+ setScrollLeft(cm, Math.min(cm.display.scroller.scrollLeft, op.maxScrollLeft), true);
+ cm.display.maxLineChanged = false;
+ }
+
+ var takeFocus = op.focus && op.focus == activeElt() && (!document.hasFocus || document.hasFocus())
+ if (op.preparedSelection)
+ cm.display.input.showSelection(op.preparedSelection, takeFocus);
+ if (op.updatedDisplay || op.startHeight != cm.doc.height)
+ updateScrollbars(cm, op.barMeasure);
+ if (op.updatedDisplay)
+ setDocumentHeight(cm, op.barMeasure);
+
+ if (op.selectionChanged) restartBlink(cm);
+
+ if (cm.state.focused && op.updateInput)
+ cm.display.input.reset(op.typing);
+ if (takeFocus) ensureFocus(op.cm);
+ }
+
+ function endOperation_finish(op) {
+ var cm = op.cm, display = cm.display, doc = cm.doc;
+
+ if (op.updatedDisplay) postUpdateDisplay(cm, op.update);
+
+ // Abort mouse wheel delta measurement, when scrolling explicitly
+ if (display.wheelStartX != null && (op.scrollTop != null || op.scrollLeft != null || op.scrollToPos))
+ display.wheelStartX = display.wheelStartY = null;
+
+ // Propagate the scroll position to the actual DOM scroller
+ if (op.scrollTop != null && (display.scroller.scrollTop != op.scrollTop || op.forceScroll)) {
+ doc.scrollTop = Math.max(0, Math.min(display.scroller.scrollHeight - display.scroller.clientHeight, op.scrollTop));
+ display.scrollbars.setScrollTop(doc.scrollTop);
+ display.scroller.scrollTop = doc.scrollTop;
+ }
+ if (op.scrollLeft != null && (display.scroller.scrollLeft != op.scrollLeft || op.forceScroll)) {
+ doc.scrollLeft = Math.max(0, Math.min(display.scroller.scrollWidth - display.scroller.clientWidth, op.scrollLeft));
+ display.scrollbars.setScrollLeft(doc.scrollLeft);
+ display.scroller.scrollLeft = doc.scrollLeft;
+ alignHorizontally(cm);
+ }
+ // If we need to scroll a specific position into view, do so.
+ if (op.scrollToPos) {
+ var coords = scrollPosIntoView(cm, clipPos(doc, op.scrollToPos.from),
+ clipPos(doc, op.scrollToPos.to), op.scrollToPos.margin);
+ if (op.scrollToPos.isCursor && cm.state.focused) maybeScrollWindow(cm, coords);
+ }
+
+ // Fire events for markers that are hidden/unidden by editing or
+ // undoing
+ var hidden = op.maybeHiddenMarkers, unhidden = op.maybeUnhiddenMarkers;
+ if (hidden) for (var i = 0; i < hidden.length; ++i)
+ if (!hidden[i].lines.length) signal(hidden[i], "hide");
+ if (unhidden) for (var i = 0; i < unhidden.length; ++i)
+ if (unhidden[i].lines.length) signal(unhidden[i], "unhide");
+
+ if (display.wrapper.offsetHeight)
+ doc.scrollTop = cm.display.scroller.scrollTop;
+
+ // Fire change events, and delayed event handlers
+ if (op.changeObjs)
+ signal(cm, "changes", cm, op.changeObjs);
+ if (op.update)
+ op.update.finish();
+ }
+
+ // Run the given function in an operation
+ function runInOp(cm, f) {
+ if (cm.curOp) return f();
+ startOperation(cm);
+ try { return f(); }
+ finally { endOperation(cm); }
+ }
+ // Wraps a function in an operation. Returns the wrapped function.
+ function operation(cm, f) {
+ return function() {
+ if (cm.curOp) return f.apply(cm, arguments);
+ startOperation(cm);
+ try { return f.apply(cm, arguments); }
+ finally { endOperation(cm); }
+ };
+ }
+ // Used to add methods to editor and doc instances, wrapping them in
+ // operations.
+ function methodOp(f) {
+ return function() {
+ if (this.curOp) return f.apply(this, arguments);
+ startOperation(this);
+ try { return f.apply(this, arguments); }
+ finally { endOperation(this); }
+ };
+ }
+ function docMethodOp(f) {
+ return function() {
+ var cm = this.cm;
+ if (!cm || cm.curOp) return f.apply(this, arguments);
+ startOperation(cm);
+ try { return f.apply(this, arguments); }
+ finally { endOperation(cm); }
+ };
+ }
+
+ // VIEW TRACKING
+
+ // These objects are used to represent the visible (currently drawn)
+ // part of the document. A LineView may correspond to multiple
+ // logical lines, if those are connected by collapsed ranges.
+ function LineView(doc, line, lineN) {
+ // The starting line
+ this.line = line;
+ // Continuing lines, if any
+ this.rest = visualLineContinued(line);
+ // Number of logical lines in this visual line
+ this.size = this.rest ? lineNo(lst(this.rest)) - lineN + 1 : 1;
+ this.node = this.text = null;
+ this.hidden = lineIsHidden(doc, line);
+ }
+
+ // Create a range of LineView objects for the given lines.
+ function buildViewArray(cm, from, to) {
+ var array = [], nextPos;
+ for (var pos = from; pos < to; pos = nextPos) {
+ var view = new LineView(cm.doc, getLine(cm.doc, pos), pos);
+ nextPos = pos + view.size;
+ array.push(view);
+ }
+ return array;
+ }
+
+ // Updates the display.view data structure for a given change to the
+ // document. From and to are in pre-change coordinates. Lendiff is
+ // the amount of lines added or subtracted by the change. This is
+ // used for changes that span multiple lines, or change the way
+ // lines are divided into visual lines. regLineChange (below)
+ // registers single-line changes.
+ function regChange(cm, from, to, lendiff) {
+ if (from == null) from = cm.doc.first;
+ if (to == null) to = cm.doc.first + cm.doc.size;
+ if (!lendiff) lendiff = 0;
+
+ var display = cm.display;
+ if (lendiff && to < display.viewTo &&
+ (display.updateLineNumbers == null || display.updateLineNumbers > from))
+ display.updateLineNumbers = from;
+
+ cm.curOp.viewChanged = true;
+
+ if (from >= display.viewTo) { // Change after
+ if (sawCollapsedSpans && visualLineNo(cm.doc, from) < display.viewTo)
+ resetView(cm);
+ } else if (to <= display.viewFrom) { // Change before
+ if (sawCollapsedSpans && visualLineEndNo(cm.doc, to + lendiff) > display.viewFrom) {
+ resetView(cm);
+ } else {
+ display.viewFrom += lendiff;
+ display.viewTo += lendiff;
+ }
+ } else if (from <= display.viewFrom && to >= display.viewTo) { // Full overlap
+ resetView(cm);
+ } else if (from <= display.viewFrom) { // Top overlap
+ var cut = viewCuttingPoint(cm, to, to + lendiff, 1);
+ if (cut) {
+ display.view = display.view.slice(cut.index);
+ display.viewFrom = cut.lineN;
+ display.viewTo += lendiff;
+ } else {
+ resetView(cm);
+ }
+ } else if (to >= display.viewTo) { // Bottom overlap
+ var cut = viewCuttingPoint(cm, from, from, -1);
+ if (cut) {
+ display.view = display.view.slice(0, cut.index);
+ display.viewTo = cut.lineN;
+ } else {
+ resetView(cm);
+ }
+ } else { // Gap in the middle
+ var cutTop = viewCuttingPoint(cm, from, from, -1);
+ var cutBot = viewCuttingPoint(cm, to, to + lendiff, 1);
+ if (cutTop && cutBot) {
+ display.view = display.view.slice(0, cutTop.index)
+ .concat(buildViewArray(cm, cutTop.lineN, cutBot.lineN))
+ .concat(display.view.slice(cutBot.index));
+ display.viewTo += lendiff;
+ } else {
+ resetView(cm);
+ }
+ }
+
+ var ext = display.externalMeasured;
+ if (ext) {
+ if (to < ext.lineN)
+ ext.lineN += lendiff;
+ else if (from < ext.lineN + ext.size)
+ display.externalMeasured = null;
+ }
+ }
+
+ // Register a change to a single line. Type must be one of "text",
+ // "gutter", "class", "widget"
+ function regLineChange(cm, line, type) {
+ cm.curOp.viewChanged = true;
+ var display = cm.display, ext = cm.display.externalMeasured;
+ if (ext && line >= ext.lineN && line < ext.lineN + ext.size)
+ display.externalMeasured = null;
+
+ if (line < display.viewFrom || line >= display.viewTo) return;
+ var lineView = display.view[findViewIndex(cm, line)];
+ if (lineView.node == null) return;
+ var arr = lineView.changes || (lineView.changes = []);
+ if (indexOf(arr, type) == -1) arr.push(type);
+ }
+
+ // Clear the view.
+ function resetView(cm) {
+ cm.display.viewFrom = cm.display.viewTo = cm.doc.first;
+ cm.display.view = [];
+ cm.display.viewOffset = 0;
+ }
+
+ // Find the view element corresponding to a given line. Return null
+ // when the line isn't visible.
+ function findViewIndex(cm, n) {
+ if (n >= cm.display.viewTo) return null;
+ n -= cm.display.viewFrom;
+ if (n < 0) return null;
+ var view = cm.display.view;
+ for (var i = 0; i < view.length; i++) {
+ n -= view[i].size;
+ if (n < 0) return i;
+ }
+ }
+
+ function viewCuttingPoint(cm, oldN, newN, dir) {
+ var index = findViewIndex(cm, oldN), diff, view = cm.display.view;
+ if (!sawCollapsedSpans || newN == cm.doc.first + cm.doc.size)
+ return {index: index, lineN: newN};
+ for (var i = 0, n = cm.display.viewFrom; i < index; i++)
+ n += view[i].size;
+ if (n != oldN) {
+ if (dir > 0) {
+ if (index == view.length - 1) return null;
+ diff = (n + view[index].size) - oldN;
+ index++;
+ } else {
+ diff = n - oldN;
+ }
+ oldN += diff; newN += diff;
+ }
+ while (visualLineNo(cm.doc, newN) != newN) {
+ if (index == (dir < 0 ? 0 : view.length - 1)) return null;
+ newN += dir * view[index - (dir < 0 ? 1 : 0)].size;
+ index += dir;
+ }
+ return {index: index, lineN: newN};
+ }
+
+ // Force the view to cover a given range, adding empty view element
+ // or clipping off existing ones as needed.
+ function adjustView(cm, from, to) {
+ var display = cm.display, view = display.view;
+ if (view.length == 0 || from >= display.viewTo || to <= display.viewFrom) {
+ display.view = buildViewArray(cm, from, to);
+ display.viewFrom = from;
+ } else {
+ if (display.viewFrom > from)
+ display.view = buildViewArray(cm, from, display.viewFrom).concat(display.view);
+ else if (display.viewFrom < from)
+ display.view = display.view.slice(findViewIndex(cm, from));
+ display.viewFrom = from;
+ if (display.viewTo < to)
+ display.view = display.view.concat(buildViewArray(cm, display.viewTo, to));
+ else if (display.viewTo > to)
+ display.view = display.view.slice(0, findViewIndex(cm, to));
+ }
+ display.viewTo = to;
+ }
+
+ // Count the number of lines in the view whose DOM representation is
+ // out of date (or nonexistent).
+ function countDirtyView(cm) {
+ var view = cm.display.view, dirty = 0;
+ for (var i = 0; i < view.length; i++) {
+ var lineView = view[i];
+ if (!lineView.hidden && (!lineView.node || lineView.changes)) ++dirty;
+ }
+ return dirty;
+ }
+
+ // EVENT HANDLERS
+
+ // Attach the necessary event handlers when initializing the editor
+ function registerEventHandlers(cm) {
+ var d = cm.display;
+ on(d.scroller, "mousedown", operation(cm, onMouseDown));
+ // Older IE's will not fire a second mousedown for a double click
+ if (ie && ie_version < 11)
+ on(d.scroller, "dblclick", operation(cm, function(e) {
+ if (signalDOMEvent(cm, e)) return;
+ var pos = posFromMouse(cm, e);
+ if (!pos || clickInGutter(cm, e) || eventInWidget(cm.display, e)) return;
+ e_preventDefault(e);
+ var word = cm.findWordAt(pos);
+ extendSelection(cm.doc, word.anchor, word.head);
+ }));
+ else
+ on(d.scroller, "dblclick", function(e) { signalDOMEvent(cm, e) || e_preventDefault(e); });
+ // Some browsers fire contextmenu *after* opening the menu, at
+ // which point we can't mess with it anymore. Context menu is
+ // handled in onMouseDown for these browsers.
+ if (!captureRightClick) on(d.scroller, "contextmenu", function(e) {onContextMenu(cm, e);});
+
+ // Used to suppress mouse event handling when a touch happens
+ var touchFinished, prevTouch = {end: 0};
+ function finishTouch() {
+ if (d.activeTouch) {
+ touchFinished = setTimeout(function() {d.activeTouch = null;}, 1000);
+ prevTouch = d.activeTouch;
+ prevTouch.end = +new Date;
+ }
+ };
+ function isMouseLikeTouchEvent(e) {
+ if (e.touches.length != 1) return false;
+ var touch = e.touches[0];
+ return touch.radiusX <= 1 && touch.radiusY <= 1;
+ }
+ function farAway(touch, other) {
+ if (other.left == null) return true;
+ var dx = other.left - touch.left, dy = other.top - touch.top;
+ return dx * dx + dy * dy > 20 * 20;
+ }
+ on(d.scroller, "touchstart", function(e) {
+ if (!signalDOMEvent(cm, e) && !isMouseLikeTouchEvent(e)) {
+ clearTimeout(touchFinished);
+ var now = +new Date;
+ d.activeTouch = {start: now, moved: false,
+ prev: now - prevTouch.end <= 300 ? prevTouch : null};
+ if (e.touches.length == 1) {
+ d.activeTouch.left = e.touches[0].pageX;
+ d.activeTouch.top = e.touches[0].pageY;
+ }
+ }
+ });
+ on(d.scroller, "touchmove", function() {
+ if (d.activeTouch) d.activeTouch.moved = true;
+ });
+ on(d.scroller, "touchend", function(e) {
+ var touch = d.activeTouch;
+ if (touch && !eventInWidget(d, e) && touch.left != null &&
+ !touch.moved && new Date - touch.start < 300) {
+ var pos = cm.coordsChar(d.activeTouch, "page"), range;
+ if (!touch.prev || farAway(touch, touch.prev)) // Single tap
+ range = new Range(pos, pos);
+ else if (!touch.prev.prev || farAway(touch, touch.prev.prev)) // Double tap
+ range = cm.findWordAt(pos);
+ else // Triple tap
+ range = new Range(Pos(pos.line, 0), clipPos(cm.doc, Pos(pos.line + 1, 0)));
+ cm.setSelection(range.anchor, range.head);
+ cm.focus();
+ e_preventDefault(e);
+ }
+ finishTouch();
+ });
+ on(d.scroller, "touchcancel", finishTouch);
+
+ // Sync scrolling between fake scrollbars and real scrollable
+ // area, ensure viewport is updated when scrolling.
+ on(d.scroller, "scroll", function() {
+ if (d.scroller.clientHeight) {
+ setScrollTop(cm, d.scroller.scrollTop);
+ setScrollLeft(cm, d.scroller.scrollLeft, true);
+ signal(cm, "scroll", cm);
+ }
+ });
+
+ // Listen to wheel events in order to try and update the viewport on time.
+ on(d.scroller, "mousewheel", function(e){onScrollWheel(cm, e);});
+ on(d.scroller, "DOMMouseScroll", function(e){onScrollWheel(cm, e);});
+
+ // Prevent wrapper from ever scrolling
+ on(d.wrapper, "scroll", function() { d.wrapper.scrollTop = d.wrapper.scrollLeft = 0; });
+
+ d.dragFunctions = {
+ enter: function(e) {if (!signalDOMEvent(cm, e)) e_stop(e);},
+ over: function(e) {if (!signalDOMEvent(cm, e)) { onDragOver(cm, e); e_stop(e); }},
+ start: function(e){onDragStart(cm, e);},
+ drop: operation(cm, onDrop),
+ leave: function(e) {if (!signalDOMEvent(cm, e)) { clearDragCursor(cm); }}
+ };
+
+ var inp = d.input.getField();
+ on(inp, "keyup", function(e) { onKeyUp.call(cm, e); });
+ on(inp, "keydown", operation(cm, onKeyDown));
+ on(inp, "keypress", operation(cm, onKeyPress));
+ on(inp, "focus", bind(onFocus, cm));
+ on(inp, "blur", bind(onBlur, cm));
+ }
+
+ function dragDropChanged(cm, value, old) {
+ var wasOn = old && old != CodeMirror.Init;
+ if (!value != !wasOn) {
+ var funcs = cm.display.dragFunctions;
+ var toggle = value ? on : off;
+ toggle(cm.display.scroller, "dragstart", funcs.start);
+ toggle(cm.display.scroller, "dragenter", funcs.enter);
+ toggle(cm.display.scroller, "dragover", funcs.over);
+ toggle(cm.display.scroller, "dragleave", funcs.leave);
+ toggle(cm.display.scroller, "drop", funcs.drop);
+ }
+ }
+
+ // Called when the window resizes
+ function onResize(cm) {
+ var d = cm.display;
+ if (d.lastWrapHeight == d.wrapper.clientHeight && d.lastWrapWidth == d.wrapper.clientWidth)
+ return;
+ // Might be a text scaling operation, clear size caches.
+ d.cachedCharWidth = d.cachedTextHeight = d.cachedPaddingH = null;
+ d.scrollbarsClipped = false;
+ cm.setSize();
+ }
+
+ // MOUSE EVENTS
+
+ // Return true when the given mouse event happened in a widget
+ function eventInWidget(display, e) {
+ for (var n = e_target(e); n != display.wrapper; n = n.parentNode) {
+ if (!n || (n.nodeType == 1 && n.getAttribute("cm-ignore-events") == "true") ||
+ (n.parentNode == display.sizer && n != display.mover))
+ return true;
+ }
+ }
+
+ // Given a mouse event, find the corresponding position. If liberal
+ // is false, it checks whether a gutter or scrollbar was clicked,
+ // and returns null if it was. forRect is used by rectangular
+ // selections, and tries to estimate a character position even for
+ // coordinates beyond the right of the text.
+ function posFromMouse(cm, e, liberal, forRect) {
+ var display = cm.display;
+ if (!liberal && e_target(e).getAttribute("cm-not-content") == "true") return null;
+
+ var x, y, space = display.lineSpace.getBoundingClientRect();
+ // Fails unpredictably on IE[67] when mouse is dragged around quickly.
+ try { x = e.clientX - space.left; y = e.clientY - space.top; }
+ catch (e) { return null; }
+ var coords = coordsChar(cm, x, y), line;
+ if (forRect && coords.xRel == 1 && (line = getLine(cm.doc, coords.line).text).length == coords.ch) {
+ var colDiff = countColumn(line, line.length, cm.options.tabSize) - line.length;
+ coords = Pos(coords.line, Math.max(0, Math.round((x - paddingH(cm.display).left) / charWidth(cm.display)) - colDiff));
+ }
+ return coords;
+ }
+
+ // A mouse down can be a single click, double click, triple click,
+ // start of selection drag, start of text drag, new cursor
+ // (ctrl-click), rectangle drag (alt-drag), or xwin
+ // middle-click-paste. Or it might be a click on something we should
+ // not interfere with, such as a scrollbar or widget.
+ function onMouseDown(e) {
+ var cm = this, display = cm.display;
+ if (signalDOMEvent(cm, e) || display.activeTouch && display.input.supportsTouch()) return;
+ display.shift = e.shiftKey;
+
+ if (eventInWidget(display, e)) {
+ if (!webkit) {
+ // Briefly turn off draggability, to allow widgets to do
+ // normal dragging things.
+ display.scroller.draggable = false;
+ setTimeout(function(){display.scroller.draggable = true;}, 100);
+ }
+ return;
+ }
+ if (clickInGutter(cm, e)) return;
+ var start = posFromMouse(cm, e);
+ window.focus();
+
+ switch (e_button(e)) {
+ case 1:
+ // #3261: make sure, that we're not starting a second selection
+ if (cm.state.selectingText)
+ cm.state.selectingText(e);
+ else if (start)
+ leftButtonDown(cm, e, start);
+ else if (e_target(e) == display.scroller)
+ e_preventDefault(e);
+ break;
+ case 2:
+ if (webkit) cm.state.lastMiddleDown = +new Date;
+ if (start) extendSelection(cm.doc, start);
+ setTimeout(function() {display.input.focus();}, 20);
+ e_preventDefault(e);
+ break;
+ case 3:
+ if (captureRightClick) onContextMenu(cm, e);
+ else delayBlurEvent(cm);
+ break;
+ }
+ }
+
+ var lastClick, lastDoubleClick;
+ function leftButtonDown(cm, e, start) {
+ if (ie) setTimeout(bind(ensureFocus, cm), 0);
+ else cm.curOp.focus = activeElt();
+
+ var now = +new Date, type;
+ if (lastDoubleClick && lastDoubleClick.time > now - 400 && cmp(lastDoubleClick.pos, start) == 0) {
+ type = "triple";
+ } else if (lastClick && lastClick.time > now - 400 && cmp(lastClick.pos, start) == 0) {
+ type = "double";
+ lastDoubleClick = {time: now, pos: start};
+ } else {
+ type = "single";
+ lastClick = {time: now, pos: start};
+ }
+
+ var sel = cm.doc.sel, modifier = mac ? e.metaKey : e.ctrlKey, contained;
+ if (cm.options.dragDrop && dragAndDrop && !cm.isReadOnly() &&
+ type == "single" && (contained = sel.contains(start)) > -1 &&
+ (cmp((contained = sel.ranges[contained]).from(), start) < 0 || start.xRel > 0) &&
+ (cmp(contained.to(), start) > 0 || start.xRel < 0))
+ leftButtonStartDrag(cm, e, start, modifier);
+ else
+ leftButtonSelect(cm, e, start, type, modifier);
+ }
+
+ // Start a text drag. When it ends, see if any dragging actually
+ // happen, and treat as a click if it didn't.
+ function leftButtonStartDrag(cm, e, start, modifier) {
+ var display = cm.display, startTime = +new Date;
+ var dragEnd = operation(cm, function(e2) {
+ if (webkit) display.scroller.draggable = false;
+ cm.state.draggingText = false;
+ off(document, "mouseup", dragEnd);
+ off(display.scroller, "drop", dragEnd);
+ if (Math.abs(e.clientX - e2.clientX) + Math.abs(e.clientY - e2.clientY) < 10) {
+ e_preventDefault(e2);
+ if (!modifier && +new Date - 200 < startTime)
+ extendSelection(cm.doc, start);
+ // Work around unexplainable focus problem in IE9 (#2127) and Chrome (#3081)
+ if (webkit || ie && ie_version == 9)
+ setTimeout(function() {document.body.focus(); display.input.focus();}, 20);
+ else
+ display.input.focus();
+ }
+ });
+ // Let the drag handler handle this.
+ if (webkit) display.scroller.draggable = true;
+ cm.state.draggingText = dragEnd;
+ dragEnd.copy = mac ? e.altKey : e.ctrlKey
+ // IE's approach to draggable
+ if (display.scroller.dragDrop) display.scroller.dragDrop();
+ on(document, "mouseup", dragEnd);
+ on(display.scroller, "drop", dragEnd);
+ }
+
+ // Normal selection, as opposed to text dragging.
+ function leftButtonSelect(cm, e, start, type, addNew) {
+ var display = cm.display, doc = cm.doc;
+ e_preventDefault(e);
+
+ var ourRange, ourIndex, startSel = doc.sel, ranges = startSel.ranges;
+ if (addNew && !e.shiftKey) {
+ ourIndex = doc.sel.contains(start);
+ if (ourIndex > -1)
+ ourRange = ranges[ourIndex];
+ else
+ ourRange = new Range(start, start);
+ } else {
+ ourRange = doc.sel.primary();
+ ourIndex = doc.sel.primIndex;
+ }
+
+ if (chromeOS ? e.shiftKey && e.metaKey : e.altKey) {
+ type = "rect";
+ if (!addNew) ourRange = new Range(start, start);
+ start = posFromMouse(cm, e, true, true);
+ ourIndex = -1;
+ } else if (type == "double") {
+ var word = cm.findWordAt(start);
+ if (cm.display.shift || doc.extend)
+ ourRange = extendRange(doc, ourRange, word.anchor, word.head);
+ else
+ ourRange = word;
+ } else if (type == "triple") {
+ var line = new Range(Pos(start.line, 0), clipPos(doc, Pos(start.line + 1, 0)));
+ if (cm.display.shift || doc.extend)
+ ourRange = extendRange(doc, ourRange, line.anchor, line.head);
+ else
+ ourRange = line;
+ } else {
+ ourRange = extendRange(doc, ourRange, start);
+ }
+
+ if (!addNew) {
+ ourIndex = 0;
+ setSelection(doc, new Selection([ourRange], 0), sel_mouse);
+ startSel = doc.sel;
+ } else if (ourIndex == -1) {
+ ourIndex = ranges.length;
+ setSelection(doc, normalizeSelection(ranges.concat([ourRange]), ourIndex),
+ {scroll: false, origin: "*mouse"});
+ } else if (ranges.length > 1 && ranges[ourIndex].empty() && type == "single" && !e.shiftKey) {
+ setSelection(doc, normalizeSelection(ranges.slice(0, ourIndex).concat(ranges.slice(ourIndex + 1)), 0),
+ {scroll: false, origin: "*mouse"});
+ startSel = doc.sel;
+ } else {
+ replaceOneSelection(doc, ourIndex, ourRange, sel_mouse);
+ }
+
+ var lastPos = start;
+ function extendTo(pos) {
+ if (cmp(lastPos, pos) == 0) return;
+ lastPos = pos;
+
+ if (type == "rect") {
+ var ranges = [], tabSize = cm.options.tabSize;
+ var startCol = countColumn(getLine(doc, start.line).text, start.ch, tabSize);
+ var posCol = countColumn(getLine(doc, pos.line).text, pos.ch, tabSize);
+ var left = Math.min(startCol, posCol), right = Math.max(startCol, posCol);
+ for (var line = Math.min(start.line, pos.line), end = Math.min(cm.lastLine(), Math.max(start.line, pos.line));
+ line <= end; line++) {
+ var text = getLine(doc, line).text, leftPos = findColumn(text, left, tabSize);
+ if (left == right)
+ ranges.push(new Range(Pos(line, leftPos), Pos(line, leftPos)));
+ else if (text.length > leftPos)
+ ranges.push(new Range(Pos(line, leftPos), Pos(line, findColumn(text, right, tabSize))));
+ }
+ if (!ranges.length) ranges.push(new Range(start, start));
+ setSelection(doc, normalizeSelection(startSel.ranges.slice(0, ourIndex).concat(ranges), ourIndex),
+ {origin: "*mouse", scroll: false});
+ cm.scrollIntoView(pos);
+ } else {
+ var oldRange = ourRange;
+ var anchor = oldRange.anchor, head = pos;
+ if (type != "single") {
+ if (type == "double")
+ var range = cm.findWordAt(pos);
+ else
+ var range = new Range(Pos(pos.line, 0), clipPos(doc, Pos(pos.line + 1, 0)));
+ if (cmp(range.anchor, anchor) > 0) {
+ head = range.head;
+ anchor = minPos(oldRange.from(), range.anchor);
+ } else {
+ head = range.anchor;
+ anchor = maxPos(oldRange.to(), range.head);
+ }
+ }
+ var ranges = startSel.ranges.slice(0);
+ ranges[ourIndex] = new Range(clipPos(doc, anchor), head);
+ setSelection(doc, normalizeSelection(ranges, ourIndex), sel_mouse);
+ }
+ }
+
+ var editorSize = display.wrapper.getBoundingClientRect();
+ // Used to ensure timeout re-tries don't fire when another extend
+ // happened in the meantime (clearTimeout isn't reliable -- at
+ // least on Chrome, the timeouts still happen even when cleared,
+ // if the clear happens after their scheduled firing time).
+ var counter = 0;
+
+ function extend(e) {
+ var curCount = ++counter;
+ var cur = posFromMouse(cm, e, true, type == "rect");
+ if (!cur) return;
+ if (cmp(cur, lastPos) != 0) {
+ cm.curOp.focus = activeElt();
+ extendTo(cur);
+ var visible = visibleLines(display, doc);
+ if (cur.line >= visible.to || cur.line < visible.from)
+ setTimeout(operation(cm, function(){if (counter == curCount) extend(e);}), 150);
+ } else {
+ var outside = e.clientY < editorSize.top ? -20 : e.clientY > editorSize.bottom ? 20 : 0;
+ if (outside) setTimeout(operation(cm, function() {
+ if (counter != curCount) return;
+ display.scroller.scrollTop += outside;
+ extend(e);
+ }), 50);
+ }
+ }
+
+ function done(e) {
+ cm.state.selectingText = false;
+ counter = Infinity;
+ e_preventDefault(e);
+ display.input.focus();
+ off(document, "mousemove", move);
+ off(document, "mouseup", up);
+ doc.history.lastSelOrigin = null;
+ }
+
+ var move = operation(cm, function(e) {
+ if (!e_button(e)) done(e);
+ else extend(e);
+ });
+ var up = operation(cm, done);
+ cm.state.selectingText = up;
+ on(document, "mousemove", move);
+ on(document, "mouseup", up);
+ }
+
+ // Determines whether an event happened in the gutter, and fires the
+ // handlers for the corresponding event.
+ function gutterEvent(cm, e, type, prevent) {
+ try { var mX = e.clientX, mY = e.clientY; }
+ catch(e) { return false; }
+ if (mX >= Math.floor(cm.display.gutters.getBoundingClientRect().right)) return false;
+ if (prevent) e_preventDefault(e);
+
+ var display = cm.display;
+ var lineBox = display.lineDiv.getBoundingClientRect();
+
+ if (mY > lineBox.bottom || !hasHandler(cm, type)) return e_defaultPrevented(e);
+ mY -= lineBox.top - display.viewOffset;
+
+ for (var i = 0; i < cm.options.gutters.length; ++i) {
+ var g = display.gutters.childNodes[i];
+ if (g && g.getBoundingClientRect().right >= mX) {
+ var line = lineAtHeight(cm.doc, mY);
+ var gutter = cm.options.gutters[i];
+ signal(cm, type, cm, line, gutter, e);
+ return e_defaultPrevented(e);
+ }
+ }
+ }
+
+ function clickInGutter(cm, e) {
+ return gutterEvent(cm, e, "gutterClick", true);
+ }
+
+ // Kludge to work around strange IE behavior where it'll sometimes
+ // re-fire a series of drag-related events right after the drop (#1551)
+ var lastDrop = 0;
+
+ function onDrop(e) {
+ var cm = this;
+ clearDragCursor(cm);
+ if (signalDOMEvent(cm, e) || eventInWidget(cm.display, e))
+ return;
+ e_preventDefault(e);
+ if (ie) lastDrop = +new Date;
+ var pos = posFromMouse(cm, e, true), files = e.dataTransfer.files;
+ if (!pos || cm.isReadOnly()) return;
+ // Might be a file drop, in which case we simply extract the text
+ // and insert it.
+ if (files && files.length && window.FileReader && window.File) {
+ var n = files.length, text = Array(n), read = 0;
+ var loadFile = function(file, i) {
+ if (cm.options.allowDropFileTypes &&
+ indexOf(cm.options.allowDropFileTypes, file.type) == -1)
+ return;
+
+ var reader = new FileReader;
+ reader.onload = operation(cm, function() {
+ var content = reader.result;
+ if (/[\x00-\x08\x0e-\x1f]{2}/.test(content)) content = "";
+ text[i] = content;
+ if (++read == n) {
+ pos = clipPos(cm.doc, pos);
+ var change = {from: pos, to: pos,
+ text: cm.doc.splitLines(text.join(cm.doc.lineSeparator())),
+ origin: "paste"};
+ makeChange(cm.doc, change);
+ setSelectionReplaceHistory(cm.doc, simpleSelection(pos, changeEnd(change)));
+ }
+ });
+ reader.readAsText(file);
+ };
+ for (var i = 0; i < n; ++i) loadFile(files[i], i);
+ } else { // Normal drop
+ // Don't do a replace if the drop happened inside of the selected text.
+ if (cm.state.draggingText && cm.doc.sel.contains(pos) > -1) {
+ cm.state.draggingText(e);
+ // Ensure the editor is re-focused
+ setTimeout(function() {cm.display.input.focus();}, 20);
+ return;
+ }
+ try {
+ var text = e.dataTransfer.getData("Text");
+ if (text) {
+ if (cm.state.draggingText && !cm.state.draggingText.copy)
+ var selected = cm.listSelections();
+ setSelectionNoUndo(cm.doc, simpleSelection(pos, pos));
+ if (selected) for (var i = 0; i < selected.length; ++i)
+ replaceRange(cm.doc, "", selected[i].anchor, selected[i].head, "drag");
+ cm.replaceSelection(text, "around", "paste");
+ cm.display.input.focus();
+ }
+ }
+ catch(e){}
+ }
+ }
+
+ function onDragStart(cm, e) {
+ if (ie && (!cm.state.draggingText || +new Date - lastDrop < 100)) { e_stop(e); return; }
+ if (signalDOMEvent(cm, e) || eventInWidget(cm.display, e)) return;
+
+ e.dataTransfer.setData("Text", cm.getSelection());
+ e.dataTransfer.effectAllowed = "copyMove"
+
+ // Use dummy image instead of default browsers image.
+ // Recent Safari (~6.0.2) have a tendency to segfault when this happens, so we don't do it there.
+ if (e.dataTransfer.setDragImage && !safari) {
+ var img = elt("img", null, null, "position: fixed; left: 0; top: 0;");
+ img.src = "data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==";
+ if (presto) {
+ img.width = img.height = 1;
+ cm.display.wrapper.appendChild(img);
+ // Force a relayout, or Opera won't use our image for some obscure reason
+ img._top = img.offsetTop;
+ }
+ e.dataTransfer.setDragImage(img, 0, 0);
+ if (presto) img.parentNode.removeChild(img);
+ }
+ }
+
+ function onDragOver(cm, e) {
+ var pos = posFromMouse(cm, e);
+ if (!pos) return;
+ var frag = document.createDocumentFragment();
+ drawSelectionCursor(cm, pos, frag);
+ if (!cm.display.dragCursor) {
+ cm.display.dragCursor = elt("div", null, "CodeMirror-cursors CodeMirror-dragcursors");
+ cm.display.lineSpace.insertBefore(cm.display.dragCursor, cm.display.cursorDiv);
+ }
+ removeChildrenAndAdd(cm.display.dragCursor, frag);
+ }
+
+ function clearDragCursor(cm) {
+ if (cm.display.dragCursor) {
+ cm.display.lineSpace.removeChild(cm.display.dragCursor);
+ cm.display.dragCursor = null;
+ }
+ }
+
+ // SCROLL EVENTS
+
+ // Sync the scrollable area and scrollbars, ensure the viewport
+ // covers the visible area.
+ function setScrollTop(cm, val) {
+ if (Math.abs(cm.doc.scrollTop - val) < 2) return;
+ cm.doc.scrollTop = val;
+ if (!gecko) updateDisplaySimple(cm, {top: val});
+ if (cm.display.scroller.scrollTop != val) cm.display.scroller.scrollTop = val;
+ cm.display.scrollbars.setScrollTop(val);
+ if (gecko) updateDisplaySimple(cm);
+ startWorker(cm, 100);
+ }
+ // Sync scroller and scrollbar, ensure the gutter elements are
+ // aligned.
+ function setScrollLeft(cm, val, isScroller) {
+ if (isScroller ? val == cm.doc.scrollLeft : Math.abs(cm.doc.scrollLeft - val) < 2) return;
+ val = Math.min(val, cm.display.scroller.scrollWidth - cm.display.scroller.clientWidth);
+ cm.doc.scrollLeft = val;
+ alignHorizontally(cm);
+ if (cm.display.scroller.scrollLeft != val) cm.display.scroller.scrollLeft = val;
+ cm.display.scrollbars.setScrollLeft(val);
+ }
+
+ // Since the delta values reported on mouse wheel events are
+ // unstandardized between browsers and even browser versions, and
+ // generally horribly unpredictable, this code starts by measuring
+ // the scroll effect that the first few mouse wheel events have,
+ // and, from that, detects the way it can convert deltas to pixel
+ // offsets afterwards.
+ //
+ // The reason we want to know the amount a wheel event will scroll
+ // is that it gives us a chance to update the display before the
+ // actual scrolling happens, reducing flickering.
+
+ var wheelSamples = 0, wheelPixelsPerUnit = null;
+ // Fill in a browser-detected starting value on browsers where we
+ // know one. These don't have to be accurate -- the result of them
+ // being wrong would just be a slight flicker on the first wheel
+ // scroll (if it is large enough).
+ if (ie) wheelPixelsPerUnit = -.53;
+ else if (gecko) wheelPixelsPerUnit = 15;
+ else if (chrome) wheelPixelsPerUnit = -.7;
+ else if (safari) wheelPixelsPerUnit = -1/3;
+
+ var wheelEventDelta = function(e) {
+ var dx = e.wheelDeltaX, dy = e.wheelDeltaY;
+ if (dx == null && e.detail && e.axis == e.HORIZONTAL_AXIS) dx = e.detail;
+ if (dy == null && e.detail && e.axis == e.VERTICAL_AXIS) dy = e.detail;
+ else if (dy == null) dy = e.wheelDelta;
+ return {x: dx, y: dy};
+ };
+ CodeMirror.wheelEventPixels = function(e) {
+ var delta = wheelEventDelta(e);
+ delta.x *= wheelPixelsPerUnit;
+ delta.y *= wheelPixelsPerUnit;
+ return delta;
+ };
+
+ function onScrollWheel(cm, e) {
+ var delta = wheelEventDelta(e), dx = delta.x, dy = delta.y;
+
+ var display = cm.display, scroll = display.scroller;
+ // Quit if there's nothing to scroll here
+ var canScrollX = scroll.scrollWidth > scroll.clientWidth;
+ var canScrollY = scroll.scrollHeight > scroll.clientHeight;
+ if (!(dx && canScrollX || dy && canScrollY)) return;
+
+ // Webkit browsers on OS X abort momentum scrolls when the target
+ // of the scroll event is removed from the scrollable element.
+ // This hack (see related code in patchDisplay) makes sure the
+ // element is kept around.
+ if (dy && mac && webkit) {
+ outer: for (var cur = e.target, view = display.view; cur != scroll; cur = cur.parentNode) {
+ for (var i = 0; i < view.length; i++) {
+ if (view[i].node == cur) {
+ cm.display.currentWheelTarget = cur;
+ break outer;
+ }
+ }
+ }
+ }
+
+ // On some browsers, horizontal scrolling will cause redraws to
+ // happen before the gutter has been realigned, causing it to
+ // wriggle around in a most unseemly way. When we have an
+ // estimated pixels/delta value, we just handle horizontal
+ // scrolling entirely here. It'll be slightly off from native, but
+ // better than glitching out.
+ if (dx && !gecko && !presto && wheelPixelsPerUnit != null) {
+ if (dy && canScrollY)
+ setScrollTop(cm, Math.max(0, Math.min(scroll.scrollTop + dy * wheelPixelsPerUnit, scroll.scrollHeight - scroll.clientHeight)));
+ setScrollLeft(cm, Math.max(0, Math.min(scroll.scrollLeft + dx * wheelPixelsPerUnit, scroll.scrollWidth - scroll.clientWidth)));
+ // Only prevent default scrolling if vertical scrolling is
+ // actually possible. Otherwise, it causes vertical scroll
+ // jitter on OSX trackpads when deltaX is small and deltaY
+ // is large (issue #3579)
+ if (!dy || (dy && canScrollY))
+ e_preventDefault(e);
+ display.wheelStartX = null; // Abort measurement, if in progress
+ return;
+ }
+
+ // 'Project' the visible viewport to cover the area that is being
+ // scrolled into view (if we know enough to estimate it).
+ if (dy && wheelPixelsPerUnit != null) {
+ var pixels = dy * wheelPixelsPerUnit;
+ var top = cm.doc.scrollTop, bot = top + display.wrapper.clientHeight;
+ if (pixels < 0) top = Math.max(0, top + pixels - 50);
+ else bot = Math.min(cm.doc.height, bot + pixels + 50);
+ updateDisplaySimple(cm, {top: top, bottom: bot});
+ }
+
+ if (wheelSamples < 20) {
+ if (display.wheelStartX == null) {
+ display.wheelStartX = scroll.scrollLeft; display.wheelStartY = scroll.scrollTop;
+ display.wheelDX = dx; display.wheelDY = dy;
+ setTimeout(function() {
+ if (display.wheelStartX == null) return;
+ var movedX = scroll.scrollLeft - display.wheelStartX;
+ var movedY = scroll.scrollTop - display.wheelStartY;
+ var sample = (movedY && display.wheelDY && movedY / display.wheelDY) ||
+ (movedX && display.wheelDX && movedX / display.wheelDX);
+ display.wheelStartX = display.wheelStartY = null;
+ if (!sample) return;
+ wheelPixelsPerUnit = (wheelPixelsPerUnit * wheelSamples + sample) / (wheelSamples + 1);
+ ++wheelSamples;
+ }, 200);
+ } else {
+ display.wheelDX += dx; display.wheelDY += dy;
+ }
+ }
+ }
+
+ // KEY EVENTS
+
+ // Run a handler that was bound to a key.
+ function doHandleBinding(cm, bound, dropShift) {
+ if (typeof bound == "string") {
+ bound = commands[bound];
+ if (!bound) return false;
+ }
+ // Ensure previous input has been read, so that the handler sees a
+ // consistent view of the document
+ cm.display.input.ensurePolled();
+ var prevShift = cm.display.shift, done = false;
+ try {
+ if (cm.isReadOnly()) cm.state.suppressEdits = true;
+ if (dropShift) cm.display.shift = false;
+ done = bound(cm) != Pass;
+ } finally {
+ cm.display.shift = prevShift;
+ cm.state.suppressEdits = false;
+ }
+ return done;
+ }
+
+ function lookupKeyForEditor(cm, name, handle) {
+ for (var i = 0; i < cm.state.keyMaps.length; i++) {
+ var result = lookupKey(name, cm.state.keyMaps[i], handle, cm);
+ if (result) return result;
+ }
+ return (cm.options.extraKeys && lookupKey(name, cm.options.extraKeys, handle, cm))
+ || lookupKey(name, cm.options.keyMap, handle, cm);
+ }
+
+ var stopSeq = new Delayed;
+ function dispatchKey(cm, name, e, handle) {
+ var seq = cm.state.keySeq;
+ if (seq) {
+ if (isModifierKey(name)) return "handled";
+ stopSeq.set(50, function() {
+ if (cm.state.keySeq == seq) {
+ cm.state.keySeq = null;
+ cm.display.input.reset();
+ }
+ });
+ name = seq + " " + name;
+ }
+ var result = lookupKeyForEditor(cm, name, handle);
+
+ if (result == "multi")
+ cm.state.keySeq = name;
+ if (result == "handled")
+ signalLater(cm, "keyHandled", cm, name, e);
+
+ if (result == "handled" || result == "multi") {
+ e_preventDefault(e);
+ restartBlink(cm);
+ }
+
+ if (seq && !result && /\'$/.test(name)) {
+ e_preventDefault(e);
+ return true;
+ }
+ return !!result;
+ }
+
+ // Handle a key from the keydown event.
+ function handleKeyBinding(cm, e) {
+ var name = keyName(e, true);
+ if (!name) return false;
+
+ if (e.shiftKey && !cm.state.keySeq) {
+ // First try to resolve full name (including 'Shift-'). Failing
+ // that, see if there is a cursor-motion command (starting with
+ // 'go') bound to the keyname without 'Shift-'.
+ return dispatchKey(cm, "Shift-" + name, e, function(b) {return doHandleBinding(cm, b, true);})
+ || dispatchKey(cm, name, e, function(b) {
+ if (typeof b == "string" ? /^go[A-Z]/.test(b) : b.motion)
+ return doHandleBinding(cm, b);
+ });
+ } else {
+ return dispatchKey(cm, name, e, function(b) { return doHandleBinding(cm, b); });
+ }
+ }
+
+ // Handle a key from the keypress event
+ function handleCharBinding(cm, e, ch) {
+ return dispatchKey(cm, "'" + ch + "'", e,
+ function(b) { return doHandleBinding(cm, b, true); });
+ }
+
+ var lastStoppedKey = null;
+ function onKeyDown(e) {
+ var cm = this;
+ cm.curOp.focus = activeElt();
+ if (signalDOMEvent(cm, e)) return;
+ // IE does strange things with escape.
+ if (ie && ie_version < 11 && e.keyCode == 27) e.returnValue = false;
+ var code = e.keyCode;
+ cm.display.shift = code == 16 || e.shiftKey;
+ var handled = handleKeyBinding(cm, e);
+ if (presto) {
+ lastStoppedKey = handled ? code : null;
+ // Opera has no cut event... we try to at least catch the key combo
+ if (!handled && code == 88 && !hasCopyEvent && (mac ? e.metaKey : e.ctrlKey))
+ cm.replaceSelection("", null, "cut");
+ }
+
+ // Turn mouse into crosshair when Alt is held on Mac.
+ if (code == 18 && !/\bCodeMirror-crosshair\b/.test(cm.display.lineDiv.className))
+ showCrossHair(cm);
+ }
+
+ function showCrossHair(cm) {
+ var lineDiv = cm.display.lineDiv;
+ addClass(lineDiv, "CodeMirror-crosshair");
+
+ function up(e) {
+ if (e.keyCode == 18 || !e.altKey) {
+ rmClass(lineDiv, "CodeMirror-crosshair");
+ off(document, "keyup", up);
+ off(document, "mouseover", up);
+ }
+ }
+ on(document, "keyup", up);
+ on(document, "mouseover", up);
+ }
+
+ function onKeyUp(e) {
+ if (e.keyCode == 16) this.doc.sel.shift = false;
+ signalDOMEvent(this, e);
+ }
+
+ function onKeyPress(e) {
+ var cm = this;
+ if (eventInWidget(cm.display, e) || signalDOMEvent(cm, e) || e.ctrlKey && !e.altKey || mac && e.metaKey) return;
+ var keyCode = e.keyCode, charCode = e.charCode;
+ if (presto && keyCode == lastStoppedKey) {lastStoppedKey = null; e_preventDefault(e); return;}
+ if ((presto && (!e.which || e.which < 10)) && handleKeyBinding(cm, e)) return;
+ var ch = String.fromCharCode(charCode == null ? keyCode : charCode);
+ if (handleCharBinding(cm, e, ch)) return;
+ cm.display.input.onKeyPress(e);
+ }
+
+ // FOCUS/BLUR EVENTS
+
+ function delayBlurEvent(cm) {
+ cm.state.delayingBlurEvent = true;
+ setTimeout(function() {
+ if (cm.state.delayingBlurEvent) {
+ cm.state.delayingBlurEvent = false;
+ onBlur(cm);
+ }
+ }, 100);
+ }
+
+ function onFocus(cm) {
+ if (cm.state.delayingBlurEvent) cm.state.delayingBlurEvent = false;
+
+ if (cm.options.readOnly == "nocursor") return;
+ if (!cm.state.focused) {
+ signal(cm, "focus", cm);
+ cm.state.focused = true;
+ addClass(cm.display.wrapper, "CodeMirror-focused");
+ // This test prevents this from firing when a context
+ // menu is closed (since the input reset would kill the
+ // select-all detection hack)
+ if (!cm.curOp && cm.display.selForContextMenu != cm.doc.sel) {
+ cm.display.input.reset();
+ if (webkit) setTimeout(function() { cm.display.input.reset(true); }, 20); // Issue #1730
+ }
+ cm.display.input.receivedFocus();
+ }
+ restartBlink(cm);
+ }
+ function onBlur(cm) {
+ if (cm.state.delayingBlurEvent) return;
+
+ if (cm.state.focused) {
+ signal(cm, "blur", cm);
+ cm.state.focused = false;
+ rmClass(cm.display.wrapper, "CodeMirror-focused");
+ }
+ clearInterval(cm.display.blinker);
+ setTimeout(function() {if (!cm.state.focused) cm.display.shift = false;}, 150);
+ }
+
+ // CONTEXT MENU HANDLING
+
+ // To make the context menu work, we need to briefly unhide the
+ // textarea (making it as unobtrusive as possible) to let the
+ // right-click take effect on it.
+ function onContextMenu(cm, e) {
+ if (eventInWidget(cm.display, e) || contextMenuInGutter(cm, e)) return;
+ if (signalDOMEvent(cm, e, "contextmenu")) return;
+ cm.display.input.onContextMenu(e);
+ }
+
+ function contextMenuInGutter(cm, e) {
+ if (!hasHandler(cm, "gutterContextMenu")) return false;
+ return gutterEvent(cm, e, "gutterContextMenu", false);
+ }
+
+ // UPDATING
+
+ // Compute the position of the end of a change (its 'to' property
+ // refers to the pre-change end).
+ var changeEnd = CodeMirror.changeEnd = function(change) {
+ if (!change.text) return change.to;
+ return Pos(change.from.line + change.text.length - 1,
+ lst(change.text).length + (change.text.length == 1 ? change.from.ch : 0));
+ };
+
+ // Adjust a position to refer to the post-change position of the
+ // same text, or the end of the change if the change covers it.
+ function adjustForChange(pos, change) {
+ if (cmp(pos, change.from) < 0) return pos;
+ if (cmp(pos, change.to) <= 0) return changeEnd(change);
+
+ var line = pos.line + change.text.length - (change.to.line - change.from.line) - 1, ch = pos.ch;
+ if (pos.line == change.to.line) ch += changeEnd(change).ch - change.to.ch;
+ return Pos(line, ch);
+ }
+
+ function computeSelAfterChange(doc, change) {
+ var out = [];
+ for (var i = 0; i < doc.sel.ranges.length; i++) {
+ var range = doc.sel.ranges[i];
+ out.push(new Range(adjustForChange(range.anchor, change),
+ adjustForChange(range.head, change)));
+ }
+ return normalizeSelection(out, doc.sel.primIndex);
+ }
+
+ function offsetPos(pos, old, nw) {
+ if (pos.line == old.line)
+ return Pos(nw.line, pos.ch - old.ch + nw.ch);
+ else
+ return Pos(nw.line + (pos.line - old.line), pos.ch);
+ }
+
+ // Used by replaceSelections to allow moving the selection to the
+ // start or around the replaced test. Hint may be "start" or "around".
+ function computeReplacedSel(doc, changes, hint) {
+ var out = [];
+ var oldPrev = Pos(doc.first, 0), newPrev = oldPrev;
+ for (var i = 0; i < changes.length; i++) {
+ var change = changes[i];
+ var from = offsetPos(change.from, oldPrev, newPrev);
+ var to = offsetPos(changeEnd(change), oldPrev, newPrev);
+ oldPrev = change.to;
+ newPrev = to;
+ if (hint == "around") {
+ var range = doc.sel.ranges[i], inv = cmp(range.head, range.anchor) < 0;
+ out[i] = new Range(inv ? to : from, inv ? from : to);
+ } else {
+ out[i] = new Range(from, from);
+ }
+ }
+ return new Selection(out, doc.sel.primIndex);
+ }
+
+ // Allow "beforeChange" event handlers to influence a change
+ function filterChange(doc, change, update) {
+ var obj = {
+ canceled: false,
+ from: change.from,
+ to: change.to,
+ text: change.text,
+ origin: change.origin,
+ cancel: function() { this.canceled = true; }
+ };
+ if (update) obj.update = function(from, to, text, origin) {
+ if (from) this.from = clipPos(doc, from);
+ if (to) this.to = clipPos(doc, to);
+ if (text) this.text = text;
+ if (origin !== undefined) this.origin = origin;
+ };
+ signal(doc, "beforeChange", doc, obj);
+ if (doc.cm) signal(doc.cm, "beforeChange", doc.cm, obj);
+
+ if (obj.canceled) return null;
+ return {from: obj.from, to: obj.to, text: obj.text, origin: obj.origin};
+ }
+
+ // Apply a change to a document, and add it to the document's
+ // history, and propagating it to all linked documents.
+ function makeChange(doc, change, ignoreReadOnly) {
+ if (doc.cm) {
+ if (!doc.cm.curOp) return operation(doc.cm, makeChange)(doc, change, ignoreReadOnly);
+ if (doc.cm.state.suppressEdits) return;
+ }
+
+ if (hasHandler(doc, "beforeChange") || doc.cm && hasHandler(doc.cm, "beforeChange")) {
+ change = filterChange(doc, change, true);
+ if (!change) return;
+ }
+
+ // Possibly split or suppress the update based on the presence
+ // of read-only spans in its range.
+ var split = sawReadOnlySpans && !ignoreReadOnly && removeReadOnlyRanges(doc, change.from, change.to);
+ if (split) {
+ for (var i = split.length - 1; i >= 0; --i)
+ makeChangeInner(doc, {from: split[i].from, to: split[i].to, text: i ? [""] : change.text});
+ } else {
+ makeChangeInner(doc, change);
+ }
+ }
+
+ function makeChangeInner(doc, change) {
+ if (change.text.length == 1 && change.text[0] == "" && cmp(change.from, change.to) == 0) return;
+ var selAfter = computeSelAfterChange(doc, change);
+ addChangeToHistory(doc, change, selAfter, doc.cm ? doc.cm.curOp.id : NaN);
+
+ makeChangeSingleDoc(doc, change, selAfter, stretchSpansOverChange(doc, change));
+ var rebased = [];
+
+ linkedDocs(doc, function(doc, sharedHist) {
+ if (!sharedHist && indexOf(rebased, doc.history) == -1) {
+ rebaseHist(doc.history, change);
+ rebased.push(doc.history);
+ }
+ makeChangeSingleDoc(doc, change, null, stretchSpansOverChange(doc, change));
+ });
+ }
+
+ // Revert a change stored in a document's history.
+ function makeChangeFromHistory(doc, type, allowSelectionOnly) {
+ if (doc.cm && doc.cm.state.suppressEdits) return;
+
+ var hist = doc.history, event, selAfter = doc.sel;
+ var source = type == "undo" ? hist.done : hist.undone, dest = type == "undo" ? hist.undone : hist.done;
+
+ // Verify that there is a useable event (so that ctrl-z won't
+ // needlessly clear selection events)
+ for (var i = 0; i < source.length; i++) {
+ event = source[i];
+ if (allowSelectionOnly ? event.ranges && !event.equals(doc.sel) : !event.ranges)
+ break;
+ }
+ if (i == source.length) return;
+ hist.lastOrigin = hist.lastSelOrigin = null;
+
+ for (;;) {
+ event = source.pop();
+ if (event.ranges) {
+ pushSelectionToHistory(event, dest);
+ if (allowSelectionOnly && !event.equals(doc.sel)) {
+ setSelection(doc, event, {clearRedo: false});
+ return;
+ }
+ selAfter = event;
+ }
+ else break;
+ }
+
+ // Build up a reverse change object to add to the opposite history
+ // stack (redo when undoing, and vice versa).
+ var antiChanges = [];
+ pushSelectionToHistory(selAfter, dest);
+ dest.push({changes: antiChanges, generation: hist.generation});
+ hist.generation = event.generation || ++hist.maxGeneration;
+
+ var filter = hasHandler(doc, "beforeChange") || doc.cm && hasHandler(doc.cm, "beforeChange");
+
+ for (var i = event.changes.length - 1; i >= 0; --i) {
+ var change = event.changes[i];
+ change.origin = type;
+ if (filter && !filterChange(doc, change, false)) {
+ source.length = 0;
+ return;
+ }
+
+ antiChanges.push(historyChangeFromChange(doc, change));
+
+ var after = i ? computeSelAfterChange(doc, change) : lst(source);
+ makeChangeSingleDoc(doc, change, after, mergeOldSpans(doc, change));
+ if (!i && doc.cm) doc.cm.scrollIntoView({from: change.from, to: changeEnd(change)});
+ var rebased = [];
+
+ // Propagate to the linked documents
+ linkedDocs(doc, function(doc, sharedHist) {
+ if (!sharedHist && indexOf(rebased, doc.history) == -1) {
+ rebaseHist(doc.history, change);
+ rebased.push(doc.history);
+ }
+ makeChangeSingleDoc(doc, change, null, mergeOldSpans(doc, change));
+ });
+ }
+ }
+
+ // Sub-views need their line numbers shifted when text is added
+ // above or below them in the parent document.
+ function shiftDoc(doc, distance) {
+ if (distance == 0) return;
+ doc.first += distance;
+ doc.sel = new Selection(map(doc.sel.ranges, function(range) {
+ return new Range(Pos(range.anchor.line + distance, range.anchor.ch),
+ Pos(range.head.line + distance, range.head.ch));
+ }), doc.sel.primIndex);
+ if (doc.cm) {
+ regChange(doc.cm, doc.first, doc.first - distance, distance);
+ for (var d = doc.cm.display, l = d.viewFrom; l < d.viewTo; l++)
+ regLineChange(doc.cm, l, "gutter");
+ }
+ }
+
+ // More lower-level change function, handling only a single document
+ // (not linked ones).
+ function makeChangeSingleDoc(doc, change, selAfter, spans) {
+ if (doc.cm && !doc.cm.curOp)
+ return operation(doc.cm, makeChangeSingleDoc)(doc, change, selAfter, spans);
+
+ if (change.to.line < doc.first) {
+ shiftDoc(doc, change.text.length - 1 - (change.to.line - change.from.line));
+ return;
+ }
+ if (change.from.line > doc.lastLine()) return;
+
+ // Clip the change to the size of this doc
+ if (change.from.line < doc.first) {
+ var shift = change.text.length - 1 - (doc.first - change.from.line);
+ shiftDoc(doc, shift);
+ change = {from: Pos(doc.first, 0), to: Pos(change.to.line + shift, change.to.ch),
+ text: [lst(change.text)], origin: change.origin};
+ }
+ var last = doc.lastLine();
+ if (change.to.line > last) {
+ change = {from: change.from, to: Pos(last, getLine(doc, last).text.length),
+ text: [change.text[0]], origin: change.origin};
+ }
+
+ change.removed = getBetween(doc, change.from, change.to);
+
+ if (!selAfter) selAfter = computeSelAfterChange(doc, change);
+ if (doc.cm) makeChangeSingleDocInEditor(doc.cm, change, spans);
+ else updateDoc(doc, change, spans);
+ setSelectionNoUndo(doc, selAfter, sel_dontScroll);
+ }
+
+ // Handle the interaction of a change to a document with the editor
+ // that this document is part of.
+ function makeChangeSingleDocInEditor(cm, change, spans) {
+ var doc = cm.doc, display = cm.display, from = change.from, to = change.to;
+
+ var recomputeMaxLength = false, checkWidthStart = from.line;
+ if (!cm.options.lineWrapping) {
+ checkWidthStart = lineNo(visualLine(getLine(doc, from.line)));
+ doc.iter(checkWidthStart, to.line + 1, function(line) {
+ if (line == display.maxLine) {
+ recomputeMaxLength = true;
+ return true;
+ }
+ });
+ }
+
+ if (doc.sel.contains(change.from, change.to) > -1)
+ signalCursorActivity(cm);
+
+ updateDoc(doc, change, spans, estimateHeight(cm));
+
+ if (!cm.options.lineWrapping) {
+ doc.iter(checkWidthStart, from.line + change.text.length, function(line) {
+ var len = lineLength(line);
+ if (len > display.maxLineLength) {
+ display.maxLine = line;
+ display.maxLineLength = len;
+ display.maxLineChanged = true;
+ recomputeMaxLength = false;
+ }
+ });
+ if (recomputeMaxLength) cm.curOp.updateMaxLine = true;
+ }
+
+ // Adjust frontier, schedule worker
+ doc.frontier = Math.min(doc.frontier, from.line);
+ startWorker(cm, 400);
+
+ var lendiff = change.text.length - (to.line - from.line) - 1;
+ // Remember that these lines changed, for updating the display
+ if (change.full)
+ regChange(cm);
+ else if (from.line == to.line && change.text.length == 1 && !isWholeLineUpdate(cm.doc, change))
+ regLineChange(cm, from.line, "text");
+ else
+ regChange(cm, from.line, to.line + 1, lendiff);
+
+ var changesHandler = hasHandler(cm, "changes"), changeHandler = hasHandler(cm, "change");
+ if (changeHandler || changesHandler) {
+ var obj = {
+ from: from, to: to,
+ text: change.text,
+ removed: change.removed,
+ origin: change.origin
+ };
+ if (changeHandler) signalLater(cm, "change", cm, obj);
+ if (changesHandler) (cm.curOp.changeObjs || (cm.curOp.changeObjs = [])).push(obj);
+ }
+ cm.display.selForContextMenu = null;
+ }
+
+ function replaceRange(doc, code, from, to, origin) {
+ if (!to) to = from;
+ if (cmp(to, from) < 0) { var tmp = to; to = from; from = tmp; }
+ if (typeof code == "string") code = doc.splitLines(code);
+ makeChange(doc, {from: from, to: to, text: code, origin: origin});
+ }
+
+ // SCROLLING THINGS INTO VIEW
+
+ // If an editor sits on the top or bottom of the window, partially
+ // scrolled out of view, this ensures that the cursor is visible.
+ function maybeScrollWindow(cm, coords) {
+ if (signalDOMEvent(cm, "scrollCursorIntoView")) return;
+
+ var display = cm.display, box = display.sizer.getBoundingClientRect(), doScroll = null;
+ if (coords.top + box.top < 0) doScroll = true;
+ else if (coords.bottom + box.top > (window.innerHeight || document.documentElement.clientHeight)) doScroll = false;
+ if (doScroll != null && !phantom) {
+ var scrollNode = elt("div", "\u200b", null, "position: absolute; top: " +
+ (coords.top - display.viewOffset - paddingTop(cm.display)) + "px; height: " +
+ (coords.bottom - coords.top + scrollGap(cm) + display.barHeight) + "px; left: " +
+ coords.left + "px; width: 2px;");
+ cm.display.lineSpace.appendChild(scrollNode);
+ scrollNode.scrollIntoView(doScroll);
+ cm.display.lineSpace.removeChild(scrollNode);
+ }
+ }
+
+ // Scroll a given position into view (immediately), verifying that
+ // it actually became visible (as line heights are accurately
+ // measured, the position of something may 'drift' during drawing).
+ function scrollPosIntoView(cm, pos, end, margin) {
+ if (margin == null) margin = 0;
+ for (var limit = 0; limit < 5; limit++) {
+ var changed = false, coords = cursorCoords(cm, pos);
+ var endCoords = !end || end == pos ? coords : cursorCoords(cm, end);
+ var scrollPos = calculateScrollPos(cm, Math.min(coords.left, endCoords.left),
+ Math.min(coords.top, endCoords.top) - margin,
+ Math.max(coords.left, endCoords.left),
+ Math.max(coords.bottom, endCoords.bottom) + margin);
+ var startTop = cm.doc.scrollTop, startLeft = cm.doc.scrollLeft;
+ if (scrollPos.scrollTop != null) {
+ setScrollTop(cm, scrollPos.scrollTop);
+ if (Math.abs(cm.doc.scrollTop - startTop) > 1) changed = true;
+ }
+ if (scrollPos.scrollLeft != null) {
+ setScrollLeft(cm, scrollPos.scrollLeft);
+ if (Math.abs(cm.doc.scrollLeft - startLeft) > 1) changed = true;
+ }
+ if (!changed) break;
+ }
+ return coords;
+ }
+
+ // Scroll a given set of coordinates into view (immediately).
+ function scrollIntoView(cm, x1, y1, x2, y2) {
+ var scrollPos = calculateScrollPos(cm, x1, y1, x2, y2);
+ if (scrollPos.scrollTop != null) setScrollTop(cm, scrollPos.scrollTop);
+ if (scrollPos.scrollLeft != null) setScrollLeft(cm, scrollPos.scrollLeft);
+ }
+
+ // Calculate a new scroll position needed to scroll the given
+ // rectangle into view. Returns an object with scrollTop and
+ // scrollLeft properties. When these are undefined, the
+ // vertical/horizontal position does not need to be adjusted.
+ function calculateScrollPos(cm, x1, y1, x2, y2) {
+ var display = cm.display, snapMargin = textHeight(cm.display);
+ if (y1 < 0) y1 = 0;
+ var screentop = cm.curOp && cm.curOp.scrollTop != null ? cm.curOp.scrollTop : display.scroller.scrollTop;
+ var screen = displayHeight(cm), result = {};
+ if (y2 - y1 > screen) y2 = y1 + screen;
+ var docBottom = cm.doc.height + paddingVert(display);
+ var atTop = y1 < snapMargin, atBottom = y2 > docBottom - snapMargin;
+ if (y1 < screentop) {
+ result.scrollTop = atTop ? 0 : y1;
+ } else if (y2 > screentop + screen) {
+ var newTop = Math.min(y1, (atBottom ? docBottom : y2) - screen);
+ if (newTop != screentop) result.scrollTop = newTop;
+ }
+
+ var screenleft = cm.curOp && cm.curOp.scrollLeft != null ? cm.curOp.scrollLeft : display.scroller.scrollLeft;
+ var screenw = displayWidth(cm) - (cm.options.fixedGutter ? display.gutters.offsetWidth : 0);
+ var tooWide = x2 - x1 > screenw;
+ if (tooWide) x2 = x1 + screenw;
+ if (x1 < 10)
+ result.scrollLeft = 0;
+ else if (x1 < screenleft)
+ result.scrollLeft = Math.max(0, x1 - (tooWide ? 0 : 10));
+ else if (x2 > screenw + screenleft - 3)
+ result.scrollLeft = x2 + (tooWide ? 0 : 10) - screenw;
+ return result;
+ }
+
+ // Store a relative adjustment to the scroll position in the current
+ // operation (to be applied when the operation finishes).
+ function addToScrollPos(cm, left, top) {
+ if (left != null || top != null) resolveScrollToPos(cm);
+ if (left != null)
+ cm.curOp.scrollLeft = (cm.curOp.scrollLeft == null ? cm.doc.scrollLeft : cm.curOp.scrollLeft) + left;
+ if (top != null)
+ cm.curOp.scrollTop = (cm.curOp.scrollTop == null ? cm.doc.scrollTop : cm.curOp.scrollTop) + top;
+ }
+
+ // Make sure that at the end of the operation the current cursor is
+ // shown.
+ function ensureCursorVisible(cm) {
+ resolveScrollToPos(cm);
+ var cur = cm.getCursor(), from = cur, to = cur;
+ if (!cm.options.lineWrapping) {
+ from = cur.ch ? Pos(cur.line, cur.ch - 1) : cur;
+ to = Pos(cur.line, cur.ch + 1);
+ }
+ cm.curOp.scrollToPos = {from: from, to: to, margin: cm.options.cursorScrollMargin, isCursor: true};
+ }
+
+ // When an operation has its scrollToPos property set, and another
+ // scroll action is applied before the end of the operation, this
+ // 'simulates' scrolling that position into view in a cheap way, so
+ // that the effect of intermediate scroll commands is not ignored.
+ function resolveScrollToPos(cm) {
+ var range = cm.curOp.scrollToPos;
+ if (range) {
+ cm.curOp.scrollToPos = null;
+ var from = estimateCoords(cm, range.from), to = estimateCoords(cm, range.to);
+ var sPos = calculateScrollPos(cm, Math.min(from.left, to.left),
+ Math.min(from.top, to.top) - range.margin,
+ Math.max(from.right, to.right),
+ Math.max(from.bottom, to.bottom) + range.margin);
+ cm.scrollTo(sPos.scrollLeft, sPos.scrollTop);
+ }
+ }
+
+ // API UTILITIES
+
+ // Indent the given line. The how parameter can be "smart",
+ // "add"/null, "subtract", or "prev". When aggressive is false
+ // (typically set to true for forced single-line indents), empty
+ // lines are not indented, and places where the mode returns Pass
+ // are left alone.
+ function indentLine(cm, n, how, aggressive) {
+ var doc = cm.doc, state;
+ if (how == null) how = "add";
+ if (how == "smart") {
+ // Fall back to "prev" when the mode doesn't have an indentation
+ // method.
+ if (!doc.mode.indent) how = "prev";
+ else state = getStateBefore(cm, n);
+ }
+
+ var tabSize = cm.options.tabSize;
+ var line = getLine(doc, n), curSpace = countColumn(line.text, null, tabSize);
+ if (line.stateAfter) line.stateAfter = null;
+ var curSpaceString = line.text.match(/^\s*/)[0], indentation;
+ if (!aggressive && !/\S/.test(line.text)) {
+ indentation = 0;
+ how = "not";
+ } else if (how == "smart") {
+ indentation = doc.mode.indent(state, line.text.slice(curSpaceString.length), line.text);
+ if (indentation == Pass || indentation > 150) {
+ if (!aggressive) return;
+ how = "prev";
+ }
+ }
+ if (how == "prev") {
+ if (n > doc.first) indentation = countColumn(getLine(doc, n-1).text, null, tabSize);
+ else indentation = 0;
+ } else if (how == "add") {
+ indentation = curSpace + cm.options.indentUnit;
+ } else if (how == "subtract") {
+ indentation = curSpace - cm.options.indentUnit;
+ } else if (typeof how == "number") {
+ indentation = curSpace + how;
+ }
+ indentation = Math.max(0, indentation);
+
+ var indentString = "", pos = 0;
+ if (cm.options.indentWithTabs)
+ for (var i = Math.floor(indentation / tabSize); i; --i) {pos += tabSize; indentString += "\t";}
+ if (pos < indentation) indentString += spaceStr(indentation - pos);
+
+ if (indentString != curSpaceString) {
+ replaceRange(doc, indentString, Pos(n, 0), Pos(n, curSpaceString.length), "+input");
+ line.stateAfter = null;
+ return true;
+ } else {
+ // Ensure that, if the cursor was in the whitespace at the start
+ // of the line, it is moved to the end of that space.
+ for (var i = 0; i < doc.sel.ranges.length; i++) {
+ var range = doc.sel.ranges[i];
+ if (range.head.line == n && range.head.ch < curSpaceString.length) {
+ var pos = Pos(n, curSpaceString.length);
+ replaceOneSelection(doc, i, new Range(pos, pos));
+ break;
+ }
+ }
+ }
+ }
+
+ // Utility for applying a change to a line by handle or number,
+ // returning the number and optionally registering the line as
+ // changed.
+ function changeLine(doc, handle, changeType, op) {
+ var no = handle, line = handle;
+ if (typeof handle == "number") line = getLine(doc, clipLine(doc, handle));
+ else no = lineNo(handle);
+ if (no == null) return null;
+ if (op(line, no) && doc.cm) regLineChange(doc.cm, no, changeType);
+ return line;
+ }
+
+ // Helper for deleting text near the selection(s), used to implement
+ // backspace, delete, and similar functionality.
+ function deleteNearSelection(cm, compute) {
+ var ranges = cm.doc.sel.ranges, kill = [];
+ // Build up a set of ranges to kill first, merging overlapping
+ // ranges.
+ for (var i = 0; i < ranges.length; i++) {
+ var toKill = compute(ranges[i]);
+ while (kill.length && cmp(toKill.from, lst(kill).to) <= 0) {
+ var replaced = kill.pop();
+ if (cmp(replaced.from, toKill.from) < 0) {
+ toKill.from = replaced.from;
+ break;
+ }
+ }
+ kill.push(toKill);
+ }
+ // Next, remove those actual ranges.
+ runInOp(cm, function() {
+ for (var i = kill.length - 1; i >= 0; i--)
+ replaceRange(cm.doc, "", kill[i].from, kill[i].to, "+delete");
+ ensureCursorVisible(cm);
+ });
+ }
+
+ // Used for horizontal relative motion. Dir is -1 or 1 (left or
+ // right), unit can be "char", "column" (like char, but doesn't
+ // cross line boundaries), "word" (across next word), or "group" (to
+ // the start of next group of word or non-word-non-whitespace
+ // chars). The visually param controls whether, in right-to-left
+ // text, direction 1 means to move towards the next index in the
+ // string, or towards the character to the right of the current
+ // position. The resulting position will have a hitSide=true
+ // property if it reached the end of the document.
+ function findPosH(doc, pos, dir, unit, visually) {
+ var line = pos.line, ch = pos.ch, origDir = dir;
+ var lineObj = getLine(doc, line);
+ function findNextLine() {
+ var l = line + dir;
+ if (l < doc.first || l >= doc.first + doc.size) return false
+ line = l;
+ return lineObj = getLine(doc, l);
+ }
+ function moveOnce(boundToLine) {
+ var next = (visually ? moveVisually : moveLogically)(lineObj, ch, dir, true);
+ if (next == null) {
+ if (!boundToLine && findNextLine()) {
+ if (visually) ch = (dir < 0 ? lineRight : lineLeft)(lineObj);
+ else ch = dir < 0 ? lineObj.text.length : 0;
+ } else return false
+ } else ch = next;
+ return true;
+ }
+
+ if (unit == "char") {
+ moveOnce()
+ } else if (unit == "column") {
+ moveOnce(true)
+ } else if (unit == "word" || unit == "group") {
+ var sawType = null, group = unit == "group";
+ var helper = doc.cm && doc.cm.getHelper(pos, "wordChars");
+ for (var first = true;; first = false) {
+ if (dir < 0 && !moveOnce(!first)) break;
+ var cur = lineObj.text.charAt(ch) || "\n";
+ var type = isWordChar(cur, helper) ? "w"
+ : group && cur == "\n" ? "n"
+ : !group || /\s/.test(cur) ? null
+ : "p";
+ if (group && !first && !type) type = "s";
+ if (sawType && sawType != type) {
+ if (dir < 0) {dir = 1; moveOnce();}
+ break;
+ }
+
+ if (type) sawType = type;
+ if (dir > 0 && !moveOnce(!first)) break;
+ }
+ }
+ var result = skipAtomic(doc, Pos(line, ch), pos, origDir, true);
+ if (!cmp(pos, result)) result.hitSide = true;
+ return result;
+ }
+
+ // For relative vertical movement. Dir may be -1 or 1. Unit can be
+ // "page" or "line". The resulting position will have a hitSide=true
+ // property if it reached the end of the document.
+ function findPosV(cm, pos, dir, unit) {
+ var doc = cm.doc, x = pos.left, y;
+ if (unit == "page") {
+ var pageSize = Math.min(cm.display.wrapper.clientHeight, window.innerHeight || document.documentElement.clientHeight);
+ y = pos.top + dir * (pageSize - (dir < 0 ? 1.5 : .5) * textHeight(cm.display));
+ } else if (unit == "line") {
+ y = dir > 0 ? pos.bottom + 3 : pos.top - 3;
+ }
+ for (;;) {
+ var target = coordsChar(cm, x, y);
+ if (!target.outside) break;
+ if (dir < 0 ? y <= 0 : y >= doc.height) { target.hitSide = true; break; }
+ y += dir * 5;
+ }
+ return target;
+ }
+
+ // EDITOR METHODS
+
+ // The publicly visible API. Note that methodOp(f) means
+ // 'wrap f in an operation, performed on its `this` parameter'.
+
+ // This is not the complete set of editor methods. Most of the
+ // methods defined on the Doc type are also injected into
+ // CodeMirror.prototype, for backwards compatibility and
+ // convenience.
+
+ CodeMirror.prototype = {
+ constructor: CodeMirror,
+ focus: function(){window.focus(); this.display.input.focus();},
+
+ setOption: function(option, value) {
+ var options = this.options, old = options[option];
+ if (options[option] == value && option != "mode") return;
+ options[option] = value;
+ if (optionHandlers.hasOwnProperty(option))
+ operation(this, optionHandlers[option])(this, value, old);
+ },
+
+ getOption: function(option) {return this.options[option];},
+ getDoc: function() {return this.doc;},
+
+ addKeyMap: function(map, bottom) {
+ this.state.keyMaps[bottom ? "push" : "unshift"](getKeyMap(map));
+ },
+ removeKeyMap: function(map) {
+ var maps = this.state.keyMaps;
+ for (var i = 0; i < maps.length; ++i)
+ if (maps[i] == map || maps[i].name == map) {
+ maps.splice(i, 1);
+ return true;
+ }
+ },
+
+ addOverlay: methodOp(function(spec, options) {
+ var mode = spec.token ? spec : CodeMirror.getMode(this.options, spec);
+ if (mode.startState) throw new Error("Overlays may not be stateful.");
+ this.state.overlays.push({mode: mode, modeSpec: spec, opaque: options && options.opaque});
+ this.state.modeGen++;
+ regChange(this);
+ }),
+ removeOverlay: methodOp(function(spec) {
+ var overlays = this.state.overlays;
+ for (var i = 0; i < overlays.length; ++i) {
+ var cur = overlays[i].modeSpec;
+ if (cur == spec || typeof spec == "string" && cur.name == spec) {
+ overlays.splice(i, 1);
+ this.state.modeGen++;
+ regChange(this);
+ return;
+ }
+ }
+ }),
+
+ indentLine: methodOp(function(n, dir, aggressive) {
+ if (typeof dir != "string" && typeof dir != "number") {
+ if (dir == null) dir = this.options.smartIndent ? "smart" : "prev";
+ else dir = dir ? "add" : "subtract";
+ }
+ if (isLine(this.doc, n)) indentLine(this, n, dir, aggressive);
+ }),
+ indentSelection: methodOp(function(how) {
+ var ranges = this.doc.sel.ranges, end = -1;
+ for (var i = 0; i < ranges.length; i++) {
+ var range = ranges[i];
+ if (!range.empty()) {
+ var from = range.from(), to = range.to();
+ var start = Math.max(end, from.line);
+ end = Math.min(this.lastLine(), to.line - (to.ch ? 0 : 1)) + 1;
+ for (var j = start; j < end; ++j)
+ indentLine(this, j, how);
+ var newRanges = this.doc.sel.ranges;
+ if (from.ch == 0 && ranges.length == newRanges.length && newRanges[i].from().ch > 0)
+ replaceOneSelection(this.doc, i, new Range(from, newRanges[i].to()), sel_dontScroll);
+ } else if (range.head.line > end) {
+ indentLine(this, range.head.line, how, true);
+ end = range.head.line;
+ if (i == this.doc.sel.primIndex) ensureCursorVisible(this);
+ }
+ }
+ }),
+
+ // Fetch the parser token for a given character. Useful for hacks
+ // that want to inspect the mode state (say, for completion).
+ getTokenAt: function(pos, precise) {
+ return takeToken(this, pos, precise);
+ },
+
+ getLineTokens: function(line, precise) {
+ return takeToken(this, Pos(line), precise, true);
+ },
+
+ getTokenTypeAt: function(pos) {
+ pos = clipPos(this.doc, pos);
+ var styles = getLineStyles(this, getLine(this.doc, pos.line));
+ var before = 0, after = (styles.length - 1) / 2, ch = pos.ch;
+ var type;
+ if (ch == 0) type = styles[2];
+ else for (;;) {
+ var mid = (before + after) >> 1;
+ if ((mid ? styles[mid * 2 - 1] : 0) >= ch) after = mid;
+ else if (styles[mid * 2 + 1] < ch) before = mid + 1;
+ else { type = styles[mid * 2 + 2]; break; }
+ }
+ var cut = type ? type.indexOf("cm-overlay ") : -1;
+ return cut < 0 ? type : cut == 0 ? null : type.slice(0, cut - 1);
+ },
+
+ getModeAt: function(pos) {
+ var mode = this.doc.mode;
+ if (!mode.innerMode) return mode;
+ return CodeMirror.innerMode(mode, this.getTokenAt(pos).state).mode;
+ },
+
+ getHelper: function(pos, type) {
+ return this.getHelpers(pos, type)[0];
+ },
+
+ getHelpers: function(pos, type) {
+ var found = [];
+ if (!helpers.hasOwnProperty(type)) return found;
+ var help = helpers[type], mode = this.getModeAt(pos);
+ if (typeof mode[type] == "string") {
+ if (help[mode[type]]) found.push(help[mode[type]]);
+ } else if (mode[type]) {
+ for (var i = 0; i < mode[type].length; i++) {
+ var val = help[mode[type][i]];
+ if (val) found.push(val);
+ }
+ } else if (mode.helperType && help[mode.helperType]) {
+ found.push(help[mode.helperType]);
+ } else if (help[mode.name]) {
+ found.push(help[mode.name]);
+ }
+ for (var i = 0; i < help._global.length; i++) {
+ var cur = help._global[i];
+ if (cur.pred(mode, this) && indexOf(found, cur.val) == -1)
+ found.push(cur.val);
+ }
+ return found;
+ },
+
+ getStateAfter: function(line, precise) {
+ var doc = this.doc;
+ line = clipLine(doc, line == null ? doc.first + doc.size - 1: line);
+ return getStateBefore(this, line + 1, precise);
+ },
+
+ cursorCoords: function(start, mode) {
+ var pos, range = this.doc.sel.primary();
+ if (start == null) pos = range.head;
+ else if (typeof start == "object") pos = clipPos(this.doc, start);
+ else pos = start ? range.from() : range.to();
+ return cursorCoords(this, pos, mode || "page");
+ },
+
+ charCoords: function(pos, mode) {
+ return charCoords(this, clipPos(this.doc, pos), mode || "page");
+ },
+
+ coordsChar: function(coords, mode) {
+ coords = fromCoordSystem(this, coords, mode || "page");
+ return coordsChar(this, coords.left, coords.top);
+ },
+
+ lineAtHeight: function(height, mode) {
+ height = fromCoordSystem(this, {top: height, left: 0}, mode || "page").top;
+ return lineAtHeight(this.doc, height + this.display.viewOffset);
+ },
+ heightAtLine: function(line, mode) {
+ var end = false, lineObj;
+ if (typeof line == "number") {
+ var last = this.doc.first + this.doc.size - 1;
+ if (line < this.doc.first) line = this.doc.first;
+ else if (line > last) { line = last; end = true; }
+ lineObj = getLine(this.doc, line);
+ } else {
+ lineObj = line;
+ }
+ return intoCoordSystem(this, lineObj, {top: 0, left: 0}, mode || "page").top +
+ (end ? this.doc.height - heightAtLine(lineObj) : 0);
+ },
+
+ defaultTextHeight: function() { return textHeight(this.display); },
+ defaultCharWidth: function() { return charWidth(this.display); },
+
+ setGutterMarker: methodOp(function(line, gutterID, value) {
+ return changeLine(this.doc, line, "gutter", function(line) {
+ var markers = line.gutterMarkers || (line.gutterMarkers = {});
+ markers[gutterID] = value;
+ if (!value && isEmpty(markers)) line.gutterMarkers = null;
+ return true;
+ });
+ }),
+
+ clearGutter: methodOp(function(gutterID) {
+ var cm = this, doc = cm.doc, i = doc.first;
+ doc.iter(function(line) {
+ if (line.gutterMarkers && line.gutterMarkers[gutterID]) {
+ line.gutterMarkers[gutterID] = null;
+ regLineChange(cm, i, "gutter");
+ if (isEmpty(line.gutterMarkers)) line.gutterMarkers = null;
+ }
+ ++i;
+ });
+ }),
+
+ lineInfo: function(line) {
+ if (typeof line == "number") {
+ if (!isLine(this.doc, line)) return null;
+ var n = line;
+ line = getLine(this.doc, line);
+ if (!line) return null;
+ } else {
+ var n = lineNo(line);
+ if (n == null) return null;
+ }
+ return {line: n, handle: line, text: line.text, gutterMarkers: line.gutterMarkers,
+ textClass: line.textClass, bgClass: line.bgClass, wrapClass: line.wrapClass,
+ widgets: line.widgets};
+ },
+
+ getViewport: function() { return {from: this.display.viewFrom, to: this.display.viewTo};},
+
+ addWidget: function(pos, node, scroll, vert, horiz) {
+ var display = this.display;
+ pos = cursorCoords(this, clipPos(this.doc, pos));
+ var top = pos.bottom, left = pos.left;
+ node.style.position = "absolute";
+ node.setAttribute("cm-ignore-events", "true");
+ this.display.input.setUneditable(node);
+ display.sizer.appendChild(node);
+ if (vert == "over") {
+ top = pos.top;
+ } else if (vert == "above" || vert == "near") {
+ var vspace = Math.max(display.wrapper.clientHeight, this.doc.height),
+ hspace = Math.max(display.sizer.clientWidth, display.lineSpace.clientWidth);
+ // Default to positioning above (if specified and possible); otherwise default to positioning below
+ if ((vert == 'above' || pos.bottom + node.offsetHeight > vspace) && pos.top > node.offsetHeight)
+ top = pos.top - node.offsetHeight;
+ else if (pos.bottom + node.offsetHeight <= vspace)
+ top = pos.bottom;
+ if (left + node.offsetWidth > hspace)
+ left = hspace - node.offsetWidth;
+ }
+ node.style.top = top + "px";
+ node.style.left = node.style.right = "";
+ if (horiz == "right") {
+ left = display.sizer.clientWidth - node.offsetWidth;
+ node.style.right = "0px";
+ } else {
+ if (horiz == "left") left = 0;
+ else if (horiz == "middle") left = (display.sizer.clientWidth - node.offsetWidth) / 2;
+ node.style.left = left + "px";
+ }
+ if (scroll)
+ scrollIntoView(this, left, top, left + node.offsetWidth, top + node.offsetHeight);
+ },
+
+ triggerOnKeyDown: methodOp(onKeyDown),
+ triggerOnKeyPress: methodOp(onKeyPress),
+ triggerOnKeyUp: onKeyUp,
+
+ execCommand: function(cmd) {
+ if (commands.hasOwnProperty(cmd))
+ return commands[cmd].call(null, this);
+ },
+
+ triggerElectric: methodOp(function(text) { triggerElectric(this, text); }),
+
+ findPosH: function(from, amount, unit, visually) {
+ var dir = 1;
+ if (amount < 0) { dir = -1; amount = -amount; }
+ for (var i = 0, cur = clipPos(this.doc, from); i < amount; ++i) {
+ cur = findPosH(this.doc, cur, dir, unit, visually);
+ if (cur.hitSide) break;
+ }
+ return cur;
+ },
+
+ moveH: methodOp(function(dir, unit) {
+ var cm = this;
+ cm.extendSelectionsBy(function(range) {
+ if (cm.display.shift || cm.doc.extend || range.empty())
+ return findPosH(cm.doc, range.head, dir, unit, cm.options.rtlMoveVisually);
+ else
+ return dir < 0 ? range.from() : range.to();
+ }, sel_move);
+ }),
+
+ deleteH: methodOp(function(dir, unit) {
+ var sel = this.doc.sel, doc = this.doc;
+ if (sel.somethingSelected())
+ doc.replaceSelection("", null, "+delete");
+ else
+ deleteNearSelection(this, function(range) {
+ var other = findPosH(doc, range.head, dir, unit, false);
+ return dir < 0 ? {from: other, to: range.head} : {from: range.head, to: other};
+ });
+ }),
+
+ findPosV: function(from, amount, unit, goalColumn) {
+ var dir = 1, x = goalColumn;
+ if (amount < 0) { dir = -1; amount = -amount; }
+ for (var i = 0, cur = clipPos(this.doc, from); i < amount; ++i) {
+ var coords = cursorCoords(this, cur, "div");
+ if (x == null) x = coords.left;
+ else coords.left = x;
+ cur = findPosV(this, coords, dir, unit);
+ if (cur.hitSide) break;
+ }
+ return cur;
+ },
+
+ moveV: methodOp(function(dir, unit) {
+ var cm = this, doc = this.doc, goals = [];
+ var collapse = !cm.display.shift && !doc.extend && doc.sel.somethingSelected();
+ doc.extendSelectionsBy(function(range) {
+ if (collapse)
+ return dir < 0 ? range.from() : range.to();
+ var headPos = cursorCoords(cm, range.head, "div");
+ if (range.goalColumn != null) headPos.left = range.goalColumn;
+ goals.push(headPos.left);
+ var pos = findPosV(cm, headPos, dir, unit);
+ if (unit == "page" && range == doc.sel.primary())
+ addToScrollPos(cm, null, charCoords(cm, pos, "div").top - headPos.top);
+ return pos;
+ }, sel_move);
+ if (goals.length) for (var i = 0; i < doc.sel.ranges.length; i++)
+ doc.sel.ranges[i].goalColumn = goals[i];
+ }),
+
+ // Find the word at the given position (as returned by coordsChar).
+ findWordAt: function(pos) {
+ var doc = this.doc, line = getLine(doc, pos.line).text;
+ var start = pos.ch, end = pos.ch;
+ if (line) {
+ var helper = this.getHelper(pos, "wordChars");
+ if ((pos.xRel < 0 || end == line.length) && start) --start; else ++end;
+ var startChar = line.charAt(start);
+ var check = isWordChar(startChar, helper)
+ ? function(ch) { return isWordChar(ch, helper); }
+ : /\s/.test(startChar) ? function(ch) {return /\s/.test(ch);}
+ : function(ch) {return !/\s/.test(ch) && !isWordChar(ch);};
+ while (start > 0 && check(line.charAt(start - 1))) --start;
+ while (end < line.length && check(line.charAt(end))) ++end;
+ }
+ return new Range(Pos(pos.line, start), Pos(pos.line, end));
+ },
+
+ toggleOverwrite: function(value) {
+ if (value != null && value == this.state.overwrite) return;
+ if (this.state.overwrite = !this.state.overwrite)
+ addClass(this.display.cursorDiv, "CodeMirror-overwrite");
+ else
+ rmClass(this.display.cursorDiv, "CodeMirror-overwrite");
+
+ signal(this, "overwriteToggle", this, this.state.overwrite);
+ },
+ hasFocus: function() { return this.display.input.getField() == activeElt(); },
+ isReadOnly: function() { return !!(this.options.readOnly || this.doc.cantEdit); },
+
+ scrollTo: methodOp(function(x, y) {
+ if (x != null || y != null) resolveScrollToPos(this);
+ if (x != null) this.curOp.scrollLeft = x;
+ if (y != null) this.curOp.scrollTop = y;
+ }),
+ getScrollInfo: function() {
+ var scroller = this.display.scroller;
+ return {left: scroller.scrollLeft, top: scroller.scrollTop,
+ height: scroller.scrollHeight - scrollGap(this) - this.display.barHeight,
+ width: scroller.scrollWidth - scrollGap(this) - this.display.barWidth,
+ clientHeight: displayHeight(this), clientWidth: displayWidth(this)};
+ },
+
+ scrollIntoView: methodOp(function(range, margin) {
+ if (range == null) {
+ range = {from: this.doc.sel.primary().head, to: null};
+ if (margin == null) margin = this.options.cursorScrollMargin;
+ } else if (typeof range == "number") {
+ range = {from: Pos(range, 0), to: null};
+ } else if (range.from == null) {
+ range = {from: range, to: null};
+ }
+ if (!range.to) range.to = range.from;
+ range.margin = margin || 0;
+
+ if (range.from.line != null) {
+ resolveScrollToPos(this);
+ this.curOp.scrollToPos = range;
+ } else {
+ var sPos = calculateScrollPos(this, Math.min(range.from.left, range.to.left),
+ Math.min(range.from.top, range.to.top) - range.margin,
+ Math.max(range.from.right, range.to.right),
+ Math.max(range.from.bottom, range.to.bottom) + range.margin);
+ this.scrollTo(sPos.scrollLeft, sPos.scrollTop);
+ }
+ }),
+
+ setSize: methodOp(function(width, height) {
+ var cm = this;
+ function interpret(val) {
+ return typeof val == "number" || /^\d+$/.test(String(val)) ? val + "px" : val;
+ }
+ if (width != null) cm.display.wrapper.style.width = interpret(width);
+ if (height != null) cm.display.wrapper.style.height = interpret(height);
+ if (cm.options.lineWrapping) clearLineMeasurementCache(this);
+ var lineNo = cm.display.viewFrom;
+ cm.doc.iter(lineNo, cm.display.viewTo, function(line) {
+ if (line.widgets) for (var i = 0; i < line.widgets.length; i++)
+ if (line.widgets[i].noHScroll) { regLineChange(cm, lineNo, "widget"); break; }
+ ++lineNo;
+ });
+ cm.curOp.forceUpdate = true;
+ signal(cm, "refresh", this);
+ }),
+
+ operation: function(f){return runInOp(this, f);},
+
+ refresh: methodOp(function() {
+ var oldHeight = this.display.cachedTextHeight;
+ regChange(this);
+ this.curOp.forceUpdate = true;
+ clearCaches(this);
+ this.scrollTo(this.doc.scrollLeft, this.doc.scrollTop);
+ updateGutterSpace(this);
+ if (oldHeight == null || Math.abs(oldHeight - textHeight(this.display)) > .5)
+ estimateLineHeights(this);
+ signal(this, "refresh", this);
+ }),
+
+ swapDoc: methodOp(function(doc) {
+ var old = this.doc;
+ old.cm = null;
+ attachDoc(this, doc);
+ clearCaches(this);
+ this.display.input.reset();
+ this.scrollTo(doc.scrollLeft, doc.scrollTop);
+ this.curOp.forceScroll = true;
+ signalLater(this, "swapDoc", this, old);
+ return old;
+ }),
+
+ getInputField: function(){return this.display.input.getField();},
+ getWrapperElement: function(){return this.display.wrapper;},
+ getScrollerElement: function(){return this.display.scroller;},
+ getGutterElement: function(){return this.display.gutters;}
+ };
+ eventMixin(CodeMirror);
+
+ // OPTION DEFAULTS
+
+ // The default configuration options.
+ var defaults = CodeMirror.defaults = {};
+ // Functions to run when options are changed.
+ var optionHandlers = CodeMirror.optionHandlers = {};
+
+ function option(name, deflt, handle, notOnInit) {
+ CodeMirror.defaults[name] = deflt;
+ if (handle) optionHandlers[name] =
+ notOnInit ? function(cm, val, old) {if (old != Init) handle(cm, val, old);} : handle;
+ }
+
+ // Passed to option handlers when there is no old value.
+ var Init = CodeMirror.Init = {toString: function(){return "CodeMirror.Init";}};
+
+ // These two are, on init, called from the constructor because they
+ // have to be initialized before the editor can start at all.
+ option("value", "", function(cm, val) {
+ cm.setValue(val);
+ }, true);
+ option("mode", null, function(cm, val) {
+ cm.doc.modeOption = val;
+ loadMode(cm);
+ }, true);
+
+ option("indentUnit", 2, loadMode, true);
+ option("indentWithTabs", false);
+ option("smartIndent", true);
+ option("tabSize", 4, function(cm) {
+ resetModeState(cm);
+ clearCaches(cm);
+ regChange(cm);
+ }, true);
+ option("lineSeparator", null, function(cm, val) {
+ cm.doc.lineSep = val;
+ if (!val) return;
+ var newBreaks = [], lineNo = cm.doc.first;
+ cm.doc.iter(function(line) {
+ for (var pos = 0;;) {
+ var found = line.text.indexOf(val, pos);
+ if (found == -1) break;
+ pos = found + val.length;
+ newBreaks.push(Pos(lineNo, found));
+ }
+ lineNo++;
+ });
+ for (var i = newBreaks.length - 1; i >= 0; i--)
+ replaceRange(cm.doc, val, newBreaks[i], Pos(newBreaks[i].line, newBreaks[i].ch + val.length))
+ });
+ option("specialChars", /[\u0000-\u001f\u007f\u00ad\u200b-\u200f\u2028\u2029\ufeff]/g, function(cm, val, old) {
+ cm.state.specialChars = new RegExp(val.source + (val.test("\t") ? "" : "|\t"), "g");
+ if (old != CodeMirror.Init) cm.refresh();
+ });
+ option("specialCharPlaceholder", defaultSpecialCharPlaceholder, function(cm) {cm.refresh();}, true);
+ option("electricChars", true);
+ option("inputStyle", mobile ? "contenteditable" : "textarea", function() {
+ throw new Error("inputStyle can not (yet) be changed in a running editor"); // FIXME
+ }, true);
+ option("rtlMoveVisually", !windows);
+ option("wholeLineUpdateBefore", true);
+
+ option("theme", "default", function(cm) {
+ themeChanged(cm);
+ guttersChanged(cm);
+ }, true);
+ option("keyMap", "default", function(cm, val, old) {
+ var next = getKeyMap(val);
+ var prev = old != CodeMirror.Init && getKeyMap(old);
+ if (prev && prev.detach) prev.detach(cm, next);
+ if (next.attach) next.attach(cm, prev || null);
+ });
+ option("extraKeys", null);
+
+ option("lineWrapping", false, wrappingChanged, true);
+ option("gutters", [], function(cm) {
+ setGuttersForLineNumbers(cm.options);
+ guttersChanged(cm);
+ }, true);
+ option("fixedGutter", true, function(cm, val) {
+ cm.display.gutters.style.left = val ? compensateForHScroll(cm.display) + "px" : "0";
+ cm.refresh();
+ }, true);
+ option("coverGutterNextToScrollbar", false, function(cm) {updateScrollbars(cm);}, true);
+ option("scrollbarStyle", "native", function(cm) {
+ initScrollbars(cm);
+ updateScrollbars(cm);
+ cm.display.scrollbars.setScrollTop(cm.doc.scrollTop);
+ cm.display.scrollbars.setScrollLeft(cm.doc.scrollLeft);
+ }, true);
+ option("lineNumbers", false, function(cm) {
+ setGuttersForLineNumbers(cm.options);
+ guttersChanged(cm);
+ }, true);
+ option("firstLineNumber", 1, guttersChanged, true);
+ option("lineNumberFormatter", function(integer) {return integer;}, guttersChanged, true);
+ option("showCursorWhenSelecting", false, updateSelection, true);
+
+ option("resetSelectionOnContextMenu", true);
+ option("lineWiseCopyCut", true);
+
+ option("readOnly", false, function(cm, val) {
+ if (val == "nocursor") {
+ onBlur(cm);
+ cm.display.input.blur();
+ cm.display.disabled = true;
+ } else {
+ cm.display.disabled = false;
+ }
+ cm.display.input.readOnlyChanged(val)
+ });
+ option("disableInput", false, function(cm, val) {if (!val) cm.display.input.reset();}, true);
+ option("dragDrop", true, dragDropChanged);
+ option("allowDropFileTypes", null);
+
+ option("cursorBlinkRate", 530);
+ option("cursorScrollMargin", 0);
+ option("cursorHeight", 1, updateSelection, true);
+ option("singleCursorHeightPerLine", true, updateSelection, true);
+ option("workTime", 100);
+ option("workDelay", 100);
+ option("flattenSpans", true, resetModeState, true);
+ option("addModeClass", false, resetModeState, true);
+ option("pollInterval", 100);
+ option("undoDepth", 200, function(cm, val){cm.doc.history.undoDepth = val;});
+ option("historyEventDelay", 1250);
+ option("viewportMargin", 10, function(cm){cm.refresh();}, true);
+ option("maxHighlightLength", 10000, resetModeState, true);
+ option("moveInputWithCursor", true, function(cm, val) {
+ if (!val) cm.display.input.resetPosition();
+ });
+
+ option("tabindex", null, function(cm, val) {
+ cm.display.input.getField().tabIndex = val || "";
+ });
+ option("autofocus", null);
+
+ // MODE DEFINITION AND QUERYING
+
+ // Known modes, by name and by MIME
+ var modes = CodeMirror.modes = {}, mimeModes = CodeMirror.mimeModes = {};
+
+ // Extra arguments are stored as the mode's dependencies, which is
+ // used by (legacy) mechanisms like loadmode.js to automatically
+ // load a mode. (Preferred mechanism is the require/define calls.)
+ CodeMirror.defineMode = function(name, mode) {
+ if (!CodeMirror.defaults.mode && name != "null") CodeMirror.defaults.mode = name;
+ if (arguments.length > 2)
+ mode.dependencies = Array.prototype.slice.call(arguments, 2);
+ modes[name] = mode;
+ };
+
+ CodeMirror.defineMIME = function(mime, spec) {
+ mimeModes[mime] = spec;
+ };
+
+ // Given a MIME type, a {name, ...options} config object, or a name
+ // string, return a mode config object.
+ CodeMirror.resolveMode = function(spec) {
+ if (typeof spec == "string" && mimeModes.hasOwnProperty(spec)) {
+ spec = mimeModes[spec];
+ } else if (spec && typeof spec.name == "string" && mimeModes.hasOwnProperty(spec.name)) {
+ var found = mimeModes[spec.name];
+ if (typeof found == "string") found = {name: found};
+ spec = createObj(found, spec);
+ spec.name = found.name;
+ } else if (typeof spec == "string" && /^[\w\-]+\/[\w\-]+\+xml$/.test(spec)) {
+ return CodeMirror.resolveMode("application/xml");
+ }
+ if (typeof spec == "string") return {name: spec};
+ else return spec || {name: "null"};
+ };
+
+ // Given a mode spec (anything that resolveMode accepts), find and
+ // initialize an actual mode object.
+ CodeMirror.getMode = function(options, spec) {
+ var spec = CodeMirror.resolveMode(spec);
+ var mfactory = modes[spec.name];
+ if (!mfactory) return CodeMirror.getMode(options, "text/plain");
+ var modeObj = mfactory(options, spec);
+ if (modeExtensions.hasOwnProperty(spec.name)) {
+ var exts = modeExtensions[spec.name];
+ for (var prop in exts) {
+ if (!exts.hasOwnProperty(prop)) continue;
+ if (modeObj.hasOwnProperty(prop)) modeObj["_" + prop] = modeObj[prop];
+ modeObj[prop] = exts[prop];
+ }
+ }
+ modeObj.name = spec.name;
+ if (spec.helperType) modeObj.helperType = spec.helperType;
+ if (spec.modeProps) for (var prop in spec.modeProps)
+ modeObj[prop] = spec.modeProps[prop];
+
+ return modeObj;
+ };
+
+ // Minimal default mode.
+ CodeMirror.defineMode("null", function() {
+ return {token: function(stream) {stream.skipToEnd();}};
+ });
+ CodeMirror.defineMIME("text/plain", "null");
+
+ // This can be used to attach properties to mode objects from
+ // outside the actual mode definition.
+ var modeExtensions = CodeMirror.modeExtensions = {};
+ CodeMirror.extendMode = function(mode, properties) {
+ var exts = modeExtensions.hasOwnProperty(mode) ? modeExtensions[mode] : (modeExtensions[mode] = {});
+ copyObj(properties, exts);
+ };
+
+ // EXTENSIONS
+
+ CodeMirror.defineExtension = function(name, func) {
+ CodeMirror.prototype[name] = func;
+ };
+ CodeMirror.defineDocExtension = function(name, func) {
+ Doc.prototype[name] = func;
+ };
+ CodeMirror.defineOption = option;
+
+ var initHooks = [];
+ CodeMirror.defineInitHook = function(f) {initHooks.push(f);};
+
+ var helpers = CodeMirror.helpers = {};
+ CodeMirror.registerHelper = function(type, name, value) {
+ if (!helpers.hasOwnProperty(type)) helpers[type] = CodeMirror[type] = {_global: []};
+ helpers[type][name] = value;
+ };
+ CodeMirror.registerGlobalHelper = function(type, name, predicate, value) {
+ CodeMirror.registerHelper(type, name, value);
+ helpers[type]._global.push({pred: predicate, val: value});
+ };
+
+ // MODE STATE HANDLING
+
+ // Utility functions for working with state. Exported because nested
+ // modes need to do this for their inner modes.
+
+ var copyState = CodeMirror.copyState = function(mode, state) {
+ if (state === true) return state;
+ if (mode.copyState) return mode.copyState(state);
+ var nstate = {};
+ for (var n in state) {
+ var val = state[n];
+ if (val instanceof Array) val = val.concat([]);
+ nstate[n] = val;
+ }
+ return nstate;
+ };
+
+ var startState = CodeMirror.startState = function(mode, a1, a2) {
+ return mode.startState ? mode.startState(a1, a2) : true;
+ };
+
+ // Given a mode and a state (for that mode), find the inner mode and
+ // state at the position that the state refers to.
+ CodeMirror.innerMode = function(mode, state) {
+ while (mode.innerMode) {
+ var info = mode.innerMode(state);
+ if (!info || info.mode == mode) break;
+ state = info.state;
+ mode = info.mode;
+ }
+ return info || {mode: mode, state: state};
+ };
+
+ // STANDARD COMMANDS
+
+ // Commands are parameter-less actions that can be performed on an
+ // editor, mostly used for keybindings.
+ var commands = CodeMirror.commands = {
+ selectAll: function(cm) {cm.setSelection(Pos(cm.firstLine(), 0), Pos(cm.lastLine()), sel_dontScroll);},
+ singleSelection: function(cm) {
+ cm.setSelection(cm.getCursor("anchor"), cm.getCursor("head"), sel_dontScroll);
+ },
+ killLine: function(cm) {
+ deleteNearSelection(cm, function(range) {
+ if (range.empty()) {
+ var len = getLine(cm.doc, range.head.line).text.length;
+ if (range.head.ch == len && range.head.line < cm.lastLine())
+ return {from: range.head, to: Pos(range.head.line + 1, 0)};
+ else
+ return {from: range.head, to: Pos(range.head.line, len)};
+ } else {
+ return {from: range.from(), to: range.to()};
+ }
+ });
+ },
+ deleteLine: function(cm) {
+ deleteNearSelection(cm, function(range) {
+ return {from: Pos(range.from().line, 0),
+ to: clipPos(cm.doc, Pos(range.to().line + 1, 0))};
+ });
+ },
+ delLineLeft: function(cm) {
+ deleteNearSelection(cm, function(range) {
+ return {from: Pos(range.from().line, 0), to: range.from()};
+ });
+ },
+ delWrappedLineLeft: function(cm) {
+ deleteNearSelection(cm, function(range) {
+ var top = cm.charCoords(range.head, "div").top + 5;
+ var leftPos = cm.coordsChar({left: 0, top: top}, "div");
+ return {from: leftPos, to: range.from()};
+ });
+ },
+ delWrappedLineRight: function(cm) {
+ deleteNearSelection(cm, function(range) {
+ var top = cm.charCoords(range.head, "div").top + 5;
+ var rightPos = cm.coordsChar({left: cm.display.lineDiv.offsetWidth + 100, top: top}, "div");
+ return {from: range.from(), to: rightPos };
+ });
+ },
+ undo: function(cm) {cm.undo();},
+ redo: function(cm) {cm.redo();},
+ undoSelection: function(cm) {cm.undoSelection();},
+ redoSelection: function(cm) {cm.redoSelection();},
+ goDocStart: function(cm) {cm.extendSelection(Pos(cm.firstLine(), 0));},
+ goDocEnd: function(cm) {cm.extendSelection(Pos(cm.lastLine()));},
+ goLineStart: function(cm) {
+ cm.extendSelectionsBy(function(range) { return lineStart(cm, range.head.line); },
+ {origin: "+move", bias: 1});
+ },
+ goLineStartSmart: function(cm) {
+ cm.extendSelectionsBy(function(range) {
+ return lineStartSmart(cm, range.head);
+ }, {origin: "+move", bias: 1});
+ },
+ goLineEnd: function(cm) {
+ cm.extendSelectionsBy(function(range) { return lineEnd(cm, range.head.line); },
+ {origin: "+move", bias: -1});
+ },
+ goLineRight: function(cm) {
+ cm.extendSelectionsBy(function(range) {
+ var top = cm.charCoords(range.head, "div").top + 5;
+ return cm.coordsChar({left: cm.display.lineDiv.offsetWidth + 100, top: top}, "div");
+ }, sel_move);
+ },
+ goLineLeft: function(cm) {
+ cm.extendSelectionsBy(function(range) {
+ var top = cm.charCoords(range.head, "div").top + 5;
+ return cm.coordsChar({left: 0, top: top}, "div");
+ }, sel_move);
+ },
+ goLineLeftSmart: function(cm) {
+ cm.extendSelectionsBy(function(range) {
+ var top = cm.charCoords(range.head, "div").top + 5;
+ var pos = cm.coordsChar({left: 0, top: top}, "div");
+ if (pos.ch < cm.getLine(pos.line).search(/\S/)) return lineStartSmart(cm, range.head);
+ return pos;
+ }, sel_move);
+ },
+ goLineUp: function(cm) {cm.moveV(-1, "line");},
+ goLineDown: function(cm) {cm.moveV(1, "line");},
+ goPageUp: function(cm) {cm.moveV(-1, "page");},
+ goPageDown: function(cm) {cm.moveV(1, "page");},
+ goCharLeft: function(cm) {cm.moveH(-1, "char");},
+ goCharRight: function(cm) {cm.moveH(1, "char");},
+ goColumnLeft: function(cm) {cm.moveH(-1, "column");},
+ goColumnRight: function(cm) {cm.moveH(1, "column");},
+ goWordLeft: function(cm) {cm.moveH(-1, "word");},
+ goGroupRight: function(cm) {cm.moveH(1, "group");},
+ goGroupLeft: function(cm) {cm.moveH(-1, "group");},
+ goWordRight: function(cm) {cm.moveH(1, "word");},
+ delCharBefore: function(cm) {cm.deleteH(-1, "char");},
+ delCharAfter: function(cm) {cm.deleteH(1, "char");},
+ delWordBefore: function(cm) {cm.deleteH(-1, "word");},
+ delWordAfter: function(cm) {cm.deleteH(1, "word");},
+ delGroupBefore: function(cm) {cm.deleteH(-1, "group");},
+ delGroupAfter: function(cm) {cm.deleteH(1, "group");},
+ indentAuto: function(cm) {cm.indentSelection("smart");},
+ indentMore: function(cm) {cm.indentSelection("add");},
+ indentLess: function(cm) {cm.indentSelection("subtract");},
+ insertTab: function(cm) {cm.replaceSelection("\t");},
+ insertSoftTab: function(cm) {
+ var spaces = [], ranges = cm.listSelections(), tabSize = cm.options.tabSize;
+ for (var i = 0; i < ranges.length; i++) {
+ var pos = ranges[i].from();
+ var col = countColumn(cm.getLine(pos.line), pos.ch, tabSize);
+ spaces.push(spaceStr(tabSize - col % tabSize));
+ }
+ cm.replaceSelections(spaces);
+ },
+ defaultTab: function(cm) {
+ if (cm.somethingSelected()) cm.indentSelection("add");
+ else cm.execCommand("insertTab");
+ },
+ transposeChars: function(cm) {
+ runInOp(cm, function() {
+ var ranges = cm.listSelections(), newSel = [];
+ for (var i = 0; i < ranges.length; i++) {
+ var cur = ranges[i].head, line = getLine(cm.doc, cur.line).text;
+ if (line) {
+ if (cur.ch == line.length) cur = new Pos(cur.line, cur.ch - 1);
+ if (cur.ch > 0) {
+ cur = new Pos(cur.line, cur.ch + 1);
+ cm.replaceRange(line.charAt(cur.ch - 1) + line.charAt(cur.ch - 2),
+ Pos(cur.line, cur.ch - 2), cur, "+transpose");
+ } else if (cur.line > cm.doc.first) {
+ var prev = getLine(cm.doc, cur.line - 1).text;
+ if (prev)
+ cm.replaceRange(line.charAt(0) + cm.doc.lineSeparator() +
+ prev.charAt(prev.length - 1),
+ Pos(cur.line - 1, prev.length - 1), Pos(cur.line, 1), "+transpose");
+ }
+ }
+ newSel.push(new Range(cur, cur));
+ }
+ cm.setSelections(newSel);
+ });
+ },
+ newlineAndIndent: function(cm) {
+ runInOp(cm, function() {
+ var len = cm.listSelections().length;
+ for (var i = 0; i < len; i++) {
+ var range = cm.listSelections()[i];
+ cm.replaceRange(cm.doc.lineSeparator(), range.anchor, range.head, "+input");
+ cm.indentLine(range.from().line + 1, null, true);
+ }
+ ensureCursorVisible(cm);
+ });
+ },
+ openLine: function(cm) {cm.replaceSelection("\n", "start")},
+ toggleOverwrite: function(cm) {cm.toggleOverwrite();}
+ };
+
+
+ // STANDARD KEYMAPS
+
+ var keyMap = CodeMirror.keyMap = {};
+
+ keyMap.basic = {
+ "Left": "goCharLeft", "Right": "goCharRight", "Up": "goLineUp", "Down": "goLineDown",
+ "End": "goLineEnd", "Home": "goLineStartSmart", "PageUp": "goPageUp", "PageDown": "goPageDown",
+ "Delete": "delCharAfter", "Backspace": "delCharBefore", "Shift-Backspace": "delCharBefore",
+ "Tab": "defaultTab", "Shift-Tab": "indentAuto",
+ "Enter": "newlineAndIndent", "Insert": "toggleOverwrite",
+ "Esc": "singleSelection"
+ };
+ // Note that the save and find-related commands aren't defined by
+ // default. User code or addons can define them. Unknown commands
+ // are simply ignored.
+ keyMap.pcDefault = {
+ "Ctrl-A": "selectAll", "Ctrl-D": "deleteLine", "Ctrl-Z": "undo", "Shift-Ctrl-Z": "redo", "Ctrl-Y": "redo",
+ "Ctrl-Home": "goDocStart", "Ctrl-End": "goDocEnd", "Ctrl-Up": "goLineUp", "Ctrl-Down": "goLineDown",
+ "Ctrl-Left": "goGroupLeft", "Ctrl-Right": "goGroupRight", "Alt-Left": "goLineStart", "Alt-Right": "goLineEnd",
+ "Ctrl-Backspace": "delGroupBefore", "Ctrl-Delete": "delGroupAfter", "Ctrl-S": "save", "Ctrl-F": "find",
+ "Ctrl-G": "findNext", "Shift-Ctrl-G": "findPrev", "Shift-Ctrl-F": "replace", "Shift-Ctrl-R": "replaceAll",
+ "Ctrl-[": "indentLess", "Ctrl-]": "indentMore",
+ "Ctrl-U": "undoSelection", "Shift-Ctrl-U": "redoSelection", "Alt-U": "redoSelection",
+ fallthrough: "basic"
+ };
+ // Very basic readline/emacs-style bindings, which are standard on Mac.
+ keyMap.emacsy = {
+ "Ctrl-F": "goCharRight", "Ctrl-B": "goCharLeft", "Ctrl-P": "goLineUp", "Ctrl-N": "goLineDown",
+ "Alt-F": "goWordRight", "Alt-B": "goWordLeft", "Ctrl-A": "goLineStart", "Ctrl-E": "goLineEnd",
+ "Ctrl-V": "goPageDown", "Shift-Ctrl-V": "goPageUp", "Ctrl-D": "delCharAfter", "Ctrl-H": "delCharBefore",
+ "Alt-D": "delWordAfter", "Alt-Backspace": "delWordBefore", "Ctrl-K": "killLine", "Ctrl-T": "transposeChars",
+ "Ctrl-O": "openLine"
+ };
+ keyMap.macDefault = {
+ "Cmd-A": "selectAll", "Cmd-D": "deleteLine", "Cmd-Z": "undo", "Shift-Cmd-Z": "redo", "Cmd-Y": "redo",
+ "Cmd-Home": "goDocStart", "Cmd-Up": "goDocStart", "Cmd-End": "goDocEnd", "Cmd-Down": "goDocEnd", "Alt-Left": "goGroupLeft",
+ "Alt-Right": "goGroupRight", "Cmd-Left": "goLineLeft", "Cmd-Right": "goLineRight", "Alt-Backspace": "delGroupBefore",
+ "Ctrl-Alt-Backspace": "delGroupAfter", "Alt-Delete": "delGroupAfter", "Cmd-S": "save", "Cmd-F": "find",
+ "Cmd-G": "findNext", "Shift-Cmd-G": "findPrev", "Cmd-Alt-F": "replace", "Shift-Cmd-Alt-F": "replaceAll",
+ "Cmd-[": "indentLess", "Cmd-]": "indentMore", "Cmd-Backspace": "delWrappedLineLeft", "Cmd-Delete": "delWrappedLineRight",
+ "Cmd-U": "undoSelection", "Shift-Cmd-U": "redoSelection", "Ctrl-Up": "goDocStart", "Ctrl-Down": "goDocEnd",
+ fallthrough: ["basic", "emacsy"]
+ };
+ keyMap["default"] = mac ? keyMap.macDefault : keyMap.pcDefault;
+
+ // KEYMAP DISPATCH
+
+ function normalizeKeyName(name) {
+ var parts = name.split(/-(?!$)/), name = parts[parts.length - 1];
+ var alt, ctrl, shift, cmd;
+ for (var i = 0; i < parts.length - 1; i++) {
+ var mod = parts[i];
+ if (/^(cmd|meta|m)$/i.test(mod)) cmd = true;
+ else if (/^a(lt)?$/i.test(mod)) alt = true;
+ else if (/^(c|ctrl|control)$/i.test(mod)) ctrl = true;
+ else if (/^s(hift)$/i.test(mod)) shift = true;
+ else throw new Error("Unrecognized modifier name: " + mod);
+ }
+ if (alt) name = "Alt-" + name;
+ if (ctrl) name = "Ctrl-" + name;
+ if (cmd) name = "Cmd-" + name;
+ if (shift) name = "Shift-" + name;
+ return name;
+ }
+
+ // This is a kludge to keep keymaps mostly working as raw objects
+ // (backwards compatibility) while at the same time support features
+ // like normalization and multi-stroke key bindings. It compiles a
+ // new normalized keymap, and then updates the old object to reflect
+ // this.
+ CodeMirror.normalizeKeyMap = function(keymap) {
+ var copy = {};
+ for (var keyname in keymap) if (keymap.hasOwnProperty(keyname)) {
+ var value = keymap[keyname];
+ if (/^(name|fallthrough|(de|at)tach)$/.test(keyname)) continue;
+ if (value == "...") { delete keymap[keyname]; continue; }
+
+ var keys = map(keyname.split(" "), normalizeKeyName);
+ for (var i = 0; i < keys.length; i++) {
+ var val, name;
+ if (i == keys.length - 1) {
+ name = keys.join(" ");
+ val = value;
+ } else {
+ name = keys.slice(0, i + 1).join(" ");
+ val = "...";
+ }
+ var prev = copy[name];
+ if (!prev) copy[name] = val;
+ else if (prev != val) throw new Error("Inconsistent bindings for " + name);
+ }
+ delete keymap[keyname];
+ }
+ for (var prop in copy) keymap[prop] = copy[prop];
+ return keymap;
+ };
+
+ var lookupKey = CodeMirror.lookupKey = function(key, map, handle, context) {
+ map = getKeyMap(map);
+ var found = map.call ? map.call(key, context) : map[key];
+ if (found === false) return "nothing";
+ if (found === "...") return "multi";
+ if (found != null && handle(found)) return "handled";
+
+ if (map.fallthrough) {
+ if (Object.prototype.toString.call(map.fallthrough) != "[object Array]")
+ return lookupKey(key, map.fallthrough, handle, context);
+ for (var i = 0; i < map.fallthrough.length; i++) {
+ var result = lookupKey(key, map.fallthrough[i], handle, context);
+ if (result) return result;
+ }
+ }
+ };
+
+ // Modifier key presses don't count as 'real' key presses for the
+ // purpose of keymap fallthrough.
+ var isModifierKey = CodeMirror.isModifierKey = function(value) {
+ var name = typeof value == "string" ? value : keyNames[value.keyCode];
+ return name == "Ctrl" || name == "Alt" || name == "Shift" || name == "Mod";
+ };
+
+ // Look up the name of a key as indicated by an event object.
+ var keyName = CodeMirror.keyName = function(event, noShift) {
+ if (presto && event.keyCode == 34 && event["char"]) return false;
+ var base = keyNames[event.keyCode], name = base;
+ if (name == null || event.altGraphKey) return false;
+ if (event.altKey && base != "Alt") name = "Alt-" + name;
+ if ((flipCtrlCmd ? event.metaKey : event.ctrlKey) && base != "Ctrl") name = "Ctrl-" + name;
+ if ((flipCtrlCmd ? event.ctrlKey : event.metaKey) && base != "Cmd") name = "Cmd-" + name;
+ if (!noShift && event.shiftKey && base != "Shift") name = "Shift-" + name;
+ return name;
+ };
+
+ function getKeyMap(val) {
+ return typeof val == "string" ? keyMap[val] : val;
+ }
+
+ // FROMTEXTAREA
+
+ CodeMirror.fromTextArea = function(textarea, options) {
+ options = options ? copyObj(options) : {};
+ options.value = textarea.value;
+ if (!options.tabindex && textarea.tabIndex)
+ options.tabindex = textarea.tabIndex;
+ if (!options.placeholder && textarea.placeholder)
+ options.placeholder = textarea.placeholder;
+ // Set autofocus to true if this textarea is focused, or if it has
+ // autofocus and no other element is focused.
+ if (options.autofocus == null) {
+ var hasFocus = activeElt();
+ options.autofocus = hasFocus == textarea ||
+ textarea.getAttribute("autofocus") != null && hasFocus == document.body;
+ }
+
+ function save() {textarea.value = cm.getValue();}
+ if (textarea.form) {
+ on(textarea.form, "submit", save);
+ // Deplorable hack to make the submit method do the right thing.
+ if (!options.leaveSubmitMethodAlone) {
+ var form = textarea.form, realSubmit = form.submit;
+ try {
+ var wrappedSubmit = form.submit = function() {
+ save();
+ form.submit = realSubmit;
+ form.submit();
+ form.submit = wrappedSubmit;
+ };
+ } catch(e) {}
+ }
+ }
+
+ options.finishInit = function(cm) {
+ cm.save = save;
+ cm.getTextArea = function() { return textarea; };
+ cm.toTextArea = function() {
+ cm.toTextArea = isNaN; // Prevent this from being ran twice
+ save();
+ textarea.parentNode.removeChild(cm.getWrapperElement());
+ textarea.style.display = "";
+ if (textarea.form) {
+ off(textarea.form, "submit", save);
+ if (typeof textarea.form.submit == "function")
+ textarea.form.submit = realSubmit;
+ }
+ };
+ };
+
+ textarea.style.display = "none";
+ var cm = CodeMirror(function(node) {
+ textarea.parentNode.insertBefore(node, textarea.nextSibling);
+ }, options);
+ return cm;
+ };
+
+ // STRING STREAM
+
+ // Fed to the mode parsers, provides helper functions to make
+ // parsers more succinct.
+
+ var StringStream = CodeMirror.StringStream = function(string, tabSize) {
+ this.pos = this.start = 0;
+ this.string = string;
+ this.tabSize = tabSize || 8;
+ this.lastColumnPos = this.lastColumnValue = 0;
+ this.lineStart = 0;
+ };
+
+ StringStream.prototype = {
+ eol: function() {return this.pos >= this.string.length;},
+ sol: function() {return this.pos == this.lineStart;},
+ peek: function() {return this.string.charAt(this.pos) || undefined;},
+ next: function() {
+ if (this.pos < this.string.length)
+ return this.string.charAt(this.pos++);
+ },
+ eat: function(match) {
+ var ch = this.string.charAt(this.pos);
+ if (typeof match == "string") var ok = ch == match;
+ else var ok = ch && (match.test ? match.test(ch) : match(ch));
+ if (ok) {++this.pos; return ch;}
+ },
+ eatWhile: function(match) {
+ var start = this.pos;
+ while (this.eat(match)){}
+ return this.pos > start;
+ },
+ eatSpace: function() {
+ var start = this.pos;
+ while (/[\s\u00a0]/.test(this.string.charAt(this.pos))) ++this.pos;
+ return this.pos > start;
+ },
+ skipToEnd: function() {this.pos = this.string.length;},
+ skipTo: function(ch) {
+ var found = this.string.indexOf(ch, this.pos);
+ if (found > -1) {this.pos = found; return true;}
+ },
+ backUp: function(n) {this.pos -= n;},
+ column: function() {
+ if (this.lastColumnPos < this.start) {
+ this.lastColumnValue = countColumn(this.string, this.start, this.tabSize, this.lastColumnPos, this.lastColumnValue);
+ this.lastColumnPos = this.start;
+ }
+ return this.lastColumnValue - (this.lineStart ? countColumn(this.string, this.lineStart, this.tabSize) : 0);
+ },
+ indentation: function() {
+ return countColumn(this.string, null, this.tabSize) -
+ (this.lineStart ? countColumn(this.string, this.lineStart, this.tabSize) : 0);
+ },
+ match: function(pattern, consume, caseInsensitive) {
+ if (typeof pattern == "string") {
+ var cased = function(str) {return caseInsensitive ? str.toLowerCase() : str;};
+ var substr = this.string.substr(this.pos, pattern.length);
+ if (cased(substr) == cased(pattern)) {
+ if (consume !== false) this.pos += pattern.length;
+ return true;
+ }
+ } else {
+ var match = this.string.slice(this.pos).match(pattern);
+ if (match && match.index > 0) return null;
+ if (match && consume !== false) this.pos += match[0].length;
+ return match;
+ }
+ },
+ current: function(){return this.string.slice(this.start, this.pos);},
+ hideFirstChars: function(n, inner) {
+ this.lineStart += n;
+ try { return inner(); }
+ finally { this.lineStart -= n; }
+ }
+ };
+
+ // TEXTMARKERS
+
+ // Created with markText and setBookmark methods. A TextMarker is a
+ // handle that can be used to clear or find a marked position in the
+ // document. Line objects hold arrays (markedSpans) containing
+ // {from, to, marker} object pointing to such marker objects, and
+ // indicating that such a marker is present on that line. Multiple
+ // lines may point to the same marker when it spans across lines.
+ // The spans will have null for their from/to properties when the
+ // marker continues beyond the start/end of the line. Markers have
+ // links back to the lines they currently touch.
+
+ var nextMarkerId = 0;
+
+ var TextMarker = CodeMirror.TextMarker = function(doc, type) {
+ this.lines = [];
+ this.type = type;
+ this.doc = doc;
+ this.id = ++nextMarkerId;
+ };
+ eventMixin(TextMarker);
+
+ // Clear the marker.
+ TextMarker.prototype.clear = function() {
+ if (this.explicitlyCleared) return;
+ var cm = this.doc.cm, withOp = cm && !cm.curOp;
+ if (withOp) startOperation(cm);
+ if (hasHandler(this, "clear")) {
+ var found = this.find();
+ if (found) signalLater(this, "clear", found.from, found.to);
+ }
+ var min = null, max = null;
+ for (var i = 0; i < this.lines.length; ++i) {
+ var line = this.lines[i];
+ var span = getMarkedSpanFor(line.markedSpans, this);
+ if (cm && !this.collapsed) regLineChange(cm, lineNo(line), "text");
+ else if (cm) {
+ if (span.to != null) max = lineNo(line);
+ if (span.from != null) min = lineNo(line);
+ }
+ line.markedSpans = removeMarkedSpan(line.markedSpans, span);
+ if (span.from == null && this.collapsed && !lineIsHidden(this.doc, line) && cm)
+ updateLineHeight(line, textHeight(cm.display));
+ }
+ if (cm && this.collapsed && !cm.options.lineWrapping) for (var i = 0; i < this.lines.length; ++i) {
+ var visual = visualLine(this.lines[i]), len = lineLength(visual);
+ if (len > cm.display.maxLineLength) {
+ cm.display.maxLine = visual;
+ cm.display.maxLineLength = len;
+ cm.display.maxLineChanged = true;
+ }
+ }
+
+ if (min != null && cm && this.collapsed) regChange(cm, min, max + 1);
+ this.lines.length = 0;
+ this.explicitlyCleared = true;
+ if (this.atomic && this.doc.cantEdit) {
+ this.doc.cantEdit = false;
+ if (cm) reCheckSelection(cm.doc);
+ }
+ if (cm) signalLater(cm, "markerCleared", cm, this);
+ if (withOp) endOperation(cm);
+ if (this.parent) this.parent.clear();
+ };
+
+ // Find the position of the marker in the document. Returns a {from,
+ // to} object by default. Side can be passed to get a specific side
+ // -- 0 (both), -1 (left), or 1 (right). When lineObj is true, the
+ // Pos objects returned contain a line object, rather than a line
+ // number (used to prevent looking up the same line twice).
+ TextMarker.prototype.find = function(side, lineObj) {
+ if (side == null && this.type == "bookmark") side = 1;
+ var from, to;
+ for (var i = 0; i < this.lines.length; ++i) {
+ var line = this.lines[i];
+ var span = getMarkedSpanFor(line.markedSpans, this);
+ if (span.from != null) {
+ from = Pos(lineObj ? line : lineNo(line), span.from);
+ if (side == -1) return from;
+ }
+ if (span.to != null) {
+ to = Pos(lineObj ? line : lineNo(line), span.to);
+ if (side == 1) return to;
+ }
+ }
+ return from && {from: from, to: to};
+ };
+
+ // Signals that the marker's widget changed, and surrounding layout
+ // should be recomputed.
+ TextMarker.prototype.changed = function() {
+ var pos = this.find(-1, true), widget = this, cm = this.doc.cm;
+ if (!pos || !cm) return;
+ runInOp(cm, function() {
+ var line = pos.line, lineN = lineNo(pos.line);
+ var view = findViewForLine(cm, lineN);
+ if (view) {
+ clearLineMeasurementCacheFor(view);
+ cm.curOp.selectionChanged = cm.curOp.forceUpdate = true;
+ }
+ cm.curOp.updateMaxLine = true;
+ if (!lineIsHidden(widget.doc, line) && widget.height != null) {
+ var oldHeight = widget.height;
+ widget.height = null;
+ var dHeight = widgetHeight(widget) - oldHeight;
+ if (dHeight)
+ updateLineHeight(line, line.height + dHeight);
+ }
+ });
+ };
+
+ TextMarker.prototype.attachLine = function(line) {
+ if (!this.lines.length && this.doc.cm) {
+ var op = this.doc.cm.curOp;
+ if (!op.maybeHiddenMarkers || indexOf(op.maybeHiddenMarkers, this) == -1)
+ (op.maybeUnhiddenMarkers || (op.maybeUnhiddenMarkers = [])).push(this);
+ }
+ this.lines.push(line);
+ };
+ TextMarker.prototype.detachLine = function(line) {
+ this.lines.splice(indexOf(this.lines, line), 1);
+ if (!this.lines.length && this.doc.cm) {
+ var op = this.doc.cm.curOp;
+ (op.maybeHiddenMarkers || (op.maybeHiddenMarkers = [])).push(this);
+ }
+ };
+
+ // Collapsed markers have unique ids, in order to be able to order
+ // them, which is needed for uniquely determining an outer marker
+ // when they overlap (they may nest, but not partially overlap).
+ var nextMarkerId = 0;
+
+ // Create a marker, wire it up to the right lines, and
+ function markText(doc, from, to, options, type) {
+ // Shared markers (across linked documents) are handled separately
+ // (markTextShared will call out to this again, once per
+ // document).
+ if (options && options.shared) return markTextShared(doc, from, to, options, type);
+ // Ensure we are in an operation.
+ if (doc.cm && !doc.cm.curOp) return operation(doc.cm, markText)(doc, from, to, options, type);
+
+ var marker = new TextMarker(doc, type), diff = cmp(from, to);
+ if (options) copyObj(options, marker, false);
+ // Don't connect empty markers unless clearWhenEmpty is false
+ if (diff > 0 || diff == 0 && marker.clearWhenEmpty !== false)
+ return marker;
+ if (marker.replacedWith) {
+ // Showing up as a widget implies collapsed (widget replaces text)
+ marker.collapsed = true;
+ marker.widgetNode = elt("span", [marker.replacedWith], "CodeMirror-widget");
+ if (!options.handleMouseEvents) marker.widgetNode.setAttribute("cm-ignore-events", "true");
+ if (options.insertLeft) marker.widgetNode.insertLeft = true;
+ }
+ if (marker.collapsed) {
+ if (conflictingCollapsedRange(doc, from.line, from, to, marker) ||
+ from.line != to.line && conflictingCollapsedRange(doc, to.line, from, to, marker))
+ throw new Error("Inserting collapsed marker partially overlapping an existing one");
+ sawCollapsedSpans = true;
+ }
+
+ if (marker.addToHistory)
+ addChangeToHistory(doc, {from: from, to: to, origin: "markText"}, doc.sel, NaN);
+
+ var curLine = from.line, cm = doc.cm, updateMaxLine;
+ doc.iter(curLine, to.line + 1, function(line) {
+ if (cm && marker.collapsed && !cm.options.lineWrapping && visualLine(line) == cm.display.maxLine)
+ updateMaxLine = true;
+ if (marker.collapsed && curLine != from.line) updateLineHeight(line, 0);
+ addMarkedSpan(line, new MarkedSpan(marker,
+ curLine == from.line ? from.ch : null,
+ curLine == to.line ? to.ch : null));
+ ++curLine;
+ });
+ // lineIsHidden depends on the presence of the spans, so needs a second pass
+ if (marker.collapsed) doc.iter(from.line, to.line + 1, function(line) {
+ if (lineIsHidden(doc, line)) updateLineHeight(line, 0);
+ });
+
+ if (marker.clearOnEnter) on(marker, "beforeCursorEnter", function() { marker.clear(); });
+
+ if (marker.readOnly) {
+ sawReadOnlySpans = true;
+ if (doc.history.done.length || doc.history.undone.length)
+ doc.clearHistory();
+ }
+ if (marker.collapsed) {
+ marker.id = ++nextMarkerId;
+ marker.atomic = true;
+ }
+ if (cm) {
+ // Sync editor state
+ if (updateMaxLine) cm.curOp.updateMaxLine = true;
+ if (marker.collapsed)
+ regChange(cm, from.line, to.line + 1);
+ else if (marker.className || marker.title || marker.startStyle || marker.endStyle || marker.css)
+ for (var i = from.line; i <= to.line; i++) regLineChange(cm, i, "text");
+ if (marker.atomic) reCheckSelection(cm.doc);
+ signalLater(cm, "markerAdded", cm, marker);
+ }
+ return marker;
+ }
+
+ // SHARED TEXTMARKERS
+
+ // A shared marker spans multiple linked documents. It is
+ // implemented as a meta-marker-object controlling multiple normal
+ // markers.
+ var SharedTextMarker = CodeMirror.SharedTextMarker = function(markers, primary) {
+ this.markers = markers;
+ this.primary = primary;
+ for (var i = 0; i < markers.length; ++i)
+ markers[i].parent = this;
+ };
+ eventMixin(SharedTextMarker);
+
+ SharedTextMarker.prototype.clear = function() {
+ if (this.explicitlyCleared) return;
+ this.explicitlyCleared = true;
+ for (var i = 0; i < this.markers.length; ++i)
+ this.markers[i].clear();
+ signalLater(this, "clear");
+ };
+ SharedTextMarker.prototype.find = function(side, lineObj) {
+ return this.primary.find(side, lineObj);
+ };
+
+ function markTextShared(doc, from, to, options, type) {
+ options = copyObj(options);
+ options.shared = false;
+ var markers = [markText(doc, from, to, options, type)], primary = markers[0];
+ var widget = options.widgetNode;
+ linkedDocs(doc, function(doc) {
+ if (widget) options.widgetNode = widget.cloneNode(true);
+ markers.push(markText(doc, clipPos(doc, from), clipPos(doc, to), options, type));
+ for (var i = 0; i < doc.linked.length; ++i)
+ if (doc.linked[i].isParent) return;
+ primary = lst(markers);
+ });
+ return new SharedTextMarker(markers, primary);
+ }
+
+ function findSharedMarkers(doc) {
+ return doc.findMarks(Pos(doc.first, 0), doc.clipPos(Pos(doc.lastLine())),
+ function(m) { return m.parent; });
+ }
+
+ function copySharedMarkers(doc, markers) {
+ for (var i = 0; i < markers.length; i++) {
+ var marker = markers[i], pos = marker.find();
+ var mFrom = doc.clipPos(pos.from), mTo = doc.clipPos(pos.to);
+ if (cmp(mFrom, mTo)) {
+ var subMark = markText(doc, mFrom, mTo, marker.primary, marker.primary.type);
+ marker.markers.push(subMark);
+ subMark.parent = marker;
+ }
+ }
+ }
+
+ function detachSharedMarkers(markers) {
+ for (var i = 0; i < markers.length; i++) {
+ var marker = markers[i], linked = [marker.primary.doc];;
+ linkedDocs(marker.primary.doc, function(d) { linked.push(d); });
+ for (var j = 0; j < marker.markers.length; j++) {
+ var subMarker = marker.markers[j];
+ if (indexOf(linked, subMarker.doc) == -1) {
+ subMarker.parent = null;
+ marker.markers.splice(j--, 1);
+ }
+ }
+ }
+ }
+
+ // TEXTMARKER SPANS
+
+ function MarkedSpan(marker, from, to) {
+ this.marker = marker;
+ this.from = from; this.to = to;
+ }
+
+ // Search an array of spans for a span matching the given marker.
+ function getMarkedSpanFor(spans, marker) {
+ if (spans) for (var i = 0; i < spans.length; ++i) {
+ var span = spans[i];
+ if (span.marker == marker) return span;
+ }
+ }
+ // Remove a span from an array, returning undefined if no spans are
+ // left (we don't store arrays for lines without spans).
+ function removeMarkedSpan(spans, span) {
+ for (var r, i = 0; i < spans.length; ++i)
+ if (spans[i] != span) (r || (r = [])).push(spans[i]);
+ return r;
+ }
+ // Add a span to a line.
+ function addMarkedSpan(line, span) {
+ line.markedSpans = line.markedSpans ? line.markedSpans.concat([span]) : [span];
+ span.marker.attachLine(line);
+ }
+
+ // Used for the algorithm that adjusts markers for a change in the
+ // document. These functions cut an array of spans at a given
+ // character position, returning an array of remaining chunks (or
+ // undefined if nothing remains).
+ function markedSpansBefore(old, startCh, isInsert) {
+ if (old) for (var i = 0, nw; i < old.length; ++i) {
+ var span = old[i], marker = span.marker;
+ var startsBefore = span.from == null || (marker.inclusiveLeft ? span.from <= startCh : span.from < startCh);
+ if (startsBefore || span.from == startCh && marker.type == "bookmark" && (!isInsert || !span.marker.insertLeft)) {
+ var endsAfter = span.to == null || (marker.inclusiveRight ? span.to >= startCh : span.to > startCh);
+ (nw || (nw = [])).push(new MarkedSpan(marker, span.from, endsAfter ? null : span.to));
+ }
+ }
+ return nw;
+ }
+ function markedSpansAfter(old, endCh, isInsert) {
+ if (old) for (var i = 0, nw; i < old.length; ++i) {
+ var span = old[i], marker = span.marker;
+ var endsAfter = span.to == null || (marker.inclusiveRight ? span.to >= endCh : span.to > endCh);
+ if (endsAfter || span.from == endCh && marker.type == "bookmark" && (!isInsert || span.marker.insertLeft)) {
+ var startsBefore = span.from == null || (marker.inclusiveLeft ? span.from <= endCh : span.from < endCh);
+ (nw || (nw = [])).push(new MarkedSpan(marker, startsBefore ? null : span.from - endCh,
+ span.to == null ? null : span.to - endCh));
+ }
+ }
+ return nw;
+ }
+
+ // Given a change object, compute the new set of marker spans that
+ // cover the line in which the change took place. Removes spans
+ // entirely within the change, reconnects spans belonging to the
+ // same marker that appear on both sides of the change, and cuts off
+ // spans partially within the change. Returns an array of span
+ // arrays with one element for each line in (after) the change.
+ function stretchSpansOverChange(doc, change) {
+ if (change.full) return null;
+ var oldFirst = isLine(doc, change.from.line) && getLine(doc, change.from.line).markedSpans;
+ var oldLast = isLine(doc, change.to.line) && getLine(doc, change.to.line).markedSpans;
+ if (!oldFirst && !oldLast) return null;
+
+ var startCh = change.from.ch, endCh = change.to.ch, isInsert = cmp(change.from, change.to) == 0;
+ // Get the spans that 'stick out' on both sides
+ var first = markedSpansBefore(oldFirst, startCh, isInsert);
+ var last = markedSpansAfter(oldLast, endCh, isInsert);
+
+ // Next, merge those two ends
+ var sameLine = change.text.length == 1, offset = lst(change.text).length + (sameLine ? startCh : 0);
+ if (first) {
+ // Fix up .to properties of first
+ for (var i = 0; i < first.length; ++i) {
+ var span = first[i];
+ if (span.to == null) {
+ var found = getMarkedSpanFor(last, span.marker);
+ if (!found) span.to = startCh;
+ else if (sameLine) span.to = found.to == null ? null : found.to + offset;
+ }
+ }
+ }
+ if (last) {
+ // Fix up .from in last (or move them into first in case of sameLine)
+ for (var i = 0; i < last.length; ++i) {
+ var span = last[i];
+ if (span.to != null) span.to += offset;
+ if (span.from == null) {
+ var found = getMarkedSpanFor(first, span.marker);
+ if (!found) {
+ span.from = offset;
+ if (sameLine) (first || (first = [])).push(span);
+ }
+ } else {
+ span.from += offset;
+ if (sameLine) (first || (first = [])).push(span);
+ }
+ }
+ }
+ // Make sure we didn't create any zero-length spans
+ if (first) first = clearEmptySpans(first);
+ if (last && last != first) last = clearEmptySpans(last);
+
+ var newMarkers = [first];
+ if (!sameLine) {
+ // Fill gap with whole-line-spans
+ var gap = change.text.length - 2, gapMarkers;
+ if (gap > 0 && first)
+ for (var i = 0; i < first.length; ++i)
+ if (first[i].to == null)
+ (gapMarkers || (gapMarkers = [])).push(new MarkedSpan(first[i].marker, null, null));
+ for (var i = 0; i < gap; ++i)
+ newMarkers.push(gapMarkers);
+ newMarkers.push(last);
+ }
+ return newMarkers;
+ }
+
+ // Remove spans that are empty and don't have a clearWhenEmpty
+ // option of false.
+ function clearEmptySpans(spans) {
+ for (var i = 0; i < spans.length; ++i) {
+ var span = spans[i];
+ if (span.from != null && span.from == span.to && span.marker.clearWhenEmpty !== false)
+ spans.splice(i--, 1);
+ }
+ if (!spans.length) return null;
+ return spans;
+ }
+
+ // Used for un/re-doing changes from the history. Combines the
+ // result of computing the existing spans with the set of spans that
+ // existed in the history (so that deleting around a span and then
+ // undoing brings back the span).
+ function mergeOldSpans(doc, change) {
+ var old = getOldSpans(doc, change);
+ var stretched = stretchSpansOverChange(doc, change);
+ if (!old) return stretched;
+ if (!stretched) return old;
+
+ for (var i = 0; i < old.length; ++i) {
+ var oldCur = old[i], stretchCur = stretched[i];
+ if (oldCur && stretchCur) {
+ spans: for (var j = 0; j < stretchCur.length; ++j) {
+ var span = stretchCur[j];
+ for (var k = 0; k < oldCur.length; ++k)
+ if (oldCur[k].marker == span.marker) continue spans;
+ oldCur.push(span);
+ }
+ } else if (stretchCur) {
+ old[i] = stretchCur;
+ }
+ }
+ return old;
+ }
+
+ // Used to 'clip' out readOnly ranges when making a change.
+ function removeReadOnlyRanges(doc, from, to) {
+ var markers = null;
+ doc.iter(from.line, to.line + 1, function(line) {
+ if (line.markedSpans) for (var i = 0; i < line.markedSpans.length; ++i) {
+ var mark = line.markedSpans[i].marker;
+ if (mark.readOnly && (!markers || indexOf(markers, mark) == -1))
+ (markers || (markers = [])).push(mark);
+ }
+ });
+ if (!markers) return null;
+ var parts = [{from: from, to: to}];
+ for (var i = 0; i < markers.length; ++i) {
+ var mk = markers[i], m = mk.find(0);
+ for (var j = 0; j < parts.length; ++j) {
+ var p = parts[j];
+ if (cmp(p.to, m.from) < 0 || cmp(p.from, m.to) > 0) continue;
+ var newParts = [j, 1], dfrom = cmp(p.from, m.from), dto = cmp(p.to, m.to);
+ if (dfrom < 0 || !mk.inclusiveLeft && !dfrom)
+ newParts.push({from: p.from, to: m.from});
+ if (dto > 0 || !mk.inclusiveRight && !dto)
+ newParts.push({from: m.to, to: p.to});
+ parts.splice.apply(parts, newParts);
+ j += newParts.length - 1;
+ }
+ }
+ return parts;
+ }
+
+ // Connect or disconnect spans from a line.
+ function detachMarkedSpans(line) {
+ var spans = line.markedSpans;
+ if (!spans) return;
+ for (var i = 0; i < spans.length; ++i)
+ spans[i].marker.detachLine(line);
+ line.markedSpans = null;
+ }
+ function attachMarkedSpans(line, spans) {
+ if (!spans) return;
+ for (var i = 0; i < spans.length; ++i)
+ spans[i].marker.attachLine(line);
+ line.markedSpans = spans;
+ }
+
+ // Helpers used when computing which overlapping collapsed span
+ // counts as the larger one.
+ function extraLeft(marker) { return marker.inclusiveLeft ? -1 : 0; }
+ function extraRight(marker) { return marker.inclusiveRight ? 1 : 0; }
+
+ // Returns a number indicating which of two overlapping collapsed
+ // spans is larger (and thus includes the other). Falls back to
+ // comparing ids when the spans cover exactly the same range.
+ function compareCollapsedMarkers(a, b) {
+ var lenDiff = a.lines.length - b.lines.length;
+ if (lenDiff != 0) return lenDiff;
+ var aPos = a.find(), bPos = b.find();
+ var fromCmp = cmp(aPos.from, bPos.from) || extraLeft(a) - extraLeft(b);
+ if (fromCmp) return -fromCmp;
+ var toCmp = cmp(aPos.to, bPos.to) || extraRight(a) - extraRight(b);
+ if (toCmp) return toCmp;
+ return b.id - a.id;
+ }
+
+ // Find out whether a line ends or starts in a collapsed span. If
+ // so, return the marker for that span.
+ function collapsedSpanAtSide(line, start) {
+ var sps = sawCollapsedSpans && line.markedSpans, found;
+ if (sps) for (var sp, i = 0; i < sps.length; ++i) {
+ sp = sps[i];
+ if (sp.marker.collapsed && (start ? sp.from : sp.to) == null &&
+ (!found || compareCollapsedMarkers(found, sp.marker) < 0))
+ found = sp.marker;
+ }
+ return found;
+ }
+ function collapsedSpanAtStart(line) { return collapsedSpanAtSide(line, true); }
+ function collapsedSpanAtEnd(line) { return collapsedSpanAtSide(line, false); }
+
+ // Test whether there exists a collapsed span that partially
+ // overlaps (covers the start or end, but not both) of a new span.
+ // Such overlap is not allowed.
+ function conflictingCollapsedRange(doc, lineNo, from, to, marker) {
+ var line = getLine(doc, lineNo);
+ var sps = sawCollapsedSpans && line.markedSpans;
+ if (sps) for (var i = 0; i < sps.length; ++i) {
+ var sp = sps[i];
+ if (!sp.marker.collapsed) continue;
+ var found = sp.marker.find(0);
+ var fromCmp = cmp(found.from, from) || extraLeft(sp.marker) - extraLeft(marker);
+ var toCmp = cmp(found.to, to) || extraRight(sp.marker) - extraRight(marker);
+ if (fromCmp >= 0 && toCmp <= 0 || fromCmp <= 0 && toCmp >= 0) continue;
+ if (fromCmp <= 0 && (sp.marker.inclusiveRight && marker.inclusiveLeft ? cmp(found.to, from) >= 0 : cmp(found.to, from) > 0) ||
+ fromCmp >= 0 && (sp.marker.inclusiveRight && marker.inclusiveLeft ? cmp(found.from, to) <= 0 : cmp(found.from, to) < 0))
+ return true;
+ }
+ }
+
+ // A visual line is a line as drawn on the screen. Folding, for
+ // example, can cause multiple logical lines to appear on the same
+ // visual line. This finds the start of the visual line that the
+ // given line is part of (usually that is the line itself).
+ function visualLine(line) {
+ var merged;
+ while (merged = collapsedSpanAtStart(line))
+ line = merged.find(-1, true).line;
+ return line;
+ }
+
+ // Returns an array of logical lines that continue the visual line
+ // started by the argument, or undefined if there are no such lines.
+ function visualLineContinued(line) {
+ var merged, lines;
+ while (merged = collapsedSpanAtEnd(line)) {
+ line = merged.find(1, true).line;
+ (lines || (lines = [])).push(line);
+ }
+ return lines;
+ }
+
+ // Get the line number of the start of the visual line that the
+ // given line number is part of.
+ function visualLineNo(doc, lineN) {
+ var line = getLine(doc, lineN), vis = visualLine(line);
+ if (line == vis) return lineN;
+ return lineNo(vis);
+ }
+ // Get the line number of the start of the next visual line after
+ // the given line.
+ function visualLineEndNo(doc, lineN) {
+ if (lineN > doc.lastLine()) return lineN;
+ var line = getLine(doc, lineN), merged;
+ if (!lineIsHidden(doc, line)) return lineN;
+ while (merged = collapsedSpanAtEnd(line))
+ line = merged.find(1, true).line;
+ return lineNo(line) + 1;
+ }
+
+ // Compute whether a line is hidden. Lines count as hidden when they
+ // are part of a visual line that starts with another line, or when
+ // they are entirely covered by collapsed, non-widget span.
+ function lineIsHidden(doc, line) {
+ var sps = sawCollapsedSpans && line.markedSpans;
+ if (sps) for (var sp, i = 0; i < sps.length; ++i) {
+ sp = sps[i];
+ if (!sp.marker.collapsed) continue;
+ if (sp.from == null) return true;
+ if (sp.marker.widgetNode) continue;
+ if (sp.from == 0 && sp.marker.inclusiveLeft && lineIsHiddenInner(doc, line, sp))
+ return true;
+ }
+ }
+ function lineIsHiddenInner(doc, line, span) {
+ if (span.to == null) {
+ var end = span.marker.find(1, true);
+ return lineIsHiddenInner(doc, end.line, getMarkedSpanFor(end.line.markedSpans, span.marker));
+ }
+ if (span.marker.inclusiveRight && span.to == line.text.length)
+ return true;
+ for (var sp, i = 0; i < line.markedSpans.length; ++i) {
+ sp = line.markedSpans[i];
+ if (sp.marker.collapsed && !sp.marker.widgetNode && sp.from == span.to &&
+ (sp.to == null || sp.to != span.from) &&
+ (sp.marker.inclusiveLeft || span.marker.inclusiveRight) &&
+ lineIsHiddenInner(doc, line, sp)) return true;
+ }
+ }
+
+ // LINE WIDGETS
+
+ // Line widgets are block elements displayed above or below a line.
+
+ var LineWidget = CodeMirror.LineWidget = function(doc, node, options) {
+ if (options) for (var opt in options) if (options.hasOwnProperty(opt))
+ this[opt] = options[opt];
+ this.doc = doc;
+ this.node = node;
+ };
+ eventMixin(LineWidget);
+
+ function adjustScrollWhenAboveVisible(cm, line, diff) {
+ if (heightAtLine(line) < ((cm.curOp && cm.curOp.scrollTop) || cm.doc.scrollTop))
+ addToScrollPos(cm, null, diff);
+ }
+
+ LineWidget.prototype.clear = function() {
+ var cm = this.doc.cm, ws = this.line.widgets, line = this.line, no = lineNo(line);
+ if (no == null || !ws) return;
+ for (var i = 0; i < ws.length; ++i) if (ws[i] == this) ws.splice(i--, 1);
+ if (!ws.length) line.widgets = null;
+ var height = widgetHeight(this);
+ updateLineHeight(line, Math.max(0, line.height - height));
+ if (cm) runInOp(cm, function() {
+ adjustScrollWhenAboveVisible(cm, line, -height);
+ regLineChange(cm, no, "widget");
+ });
+ };
+ LineWidget.prototype.changed = function() {
+ var oldH = this.height, cm = this.doc.cm, line = this.line;
+ this.height = null;
+ var diff = widgetHeight(this) - oldH;
+ if (!diff) return;
+ updateLineHeight(line, line.height + diff);
+ if (cm) runInOp(cm, function() {
+ cm.curOp.forceUpdate = true;
+ adjustScrollWhenAboveVisible(cm, line, diff);
+ });
+ };
+
+ function widgetHeight(widget) {
+ if (widget.height != null) return widget.height;
+ var cm = widget.doc.cm;
+ if (!cm) return 0;
+ if (!contains(document.body, widget.node)) {
+ var parentStyle = "position: relative;";
+ if (widget.coverGutter)
+ parentStyle += "margin-left: -" + cm.display.gutters.offsetWidth + "px;";
+ if (widget.noHScroll)
+ parentStyle += "width: " + cm.display.wrapper.clientWidth + "px;";
+ removeChildrenAndAdd(cm.display.measure, elt("div", [widget.node], null, parentStyle));
+ }
+ return widget.height = widget.node.parentNode.offsetHeight;
+ }
+
+ function addLineWidget(doc, handle, node, options) {
+ var widget = new LineWidget(doc, node, options);
+ var cm = doc.cm;
+ if (cm && widget.noHScroll) cm.display.alignWidgets = true;
+ changeLine(doc, handle, "widget", function(line) {
+ var widgets = line.widgets || (line.widgets = []);
+ if (widget.insertAt == null) widgets.push(widget);
+ else widgets.splice(Math.min(widgets.length - 1, Math.max(0, widget.insertAt)), 0, widget);
+ widget.line = line;
+ if (cm && !lineIsHidden(doc, line)) {
+ var aboveVisible = heightAtLine(line) < doc.scrollTop;
+ updateLineHeight(line, line.height + widgetHeight(widget));
+ if (aboveVisible) addToScrollPos(cm, null, widget.height);
+ cm.curOp.forceUpdate = true;
+ }
+ return true;
+ });
+ return widget;
+ }
+
+ // LINE DATA STRUCTURE
+
+ // Line objects. These hold state related to a line, including
+ // highlighting info (the styles array).
+ var Line = CodeMirror.Line = function(text, markedSpans, estimateHeight) {
+ this.text = text;
+ attachMarkedSpans(this, markedSpans);
+ this.height = estimateHeight ? estimateHeight(this) : 1;
+ };
+ eventMixin(Line);
+ Line.prototype.lineNo = function() { return lineNo(this); };
+
+ // Change the content (text, markers) of a line. Automatically
+ // invalidates cached information and tries to re-estimate the
+ // line's height.
+ function updateLine(line, text, markedSpans, estimateHeight) {
+ line.text = text;
+ if (line.stateAfter) line.stateAfter = null;
+ if (line.styles) line.styles = null;
+ if (line.order != null) line.order = null;
+ detachMarkedSpans(line);
+ attachMarkedSpans(line, markedSpans);
+ var estHeight = estimateHeight ? estimateHeight(line) : 1;
+ if (estHeight != line.height) updateLineHeight(line, estHeight);
+ }
+
+ // Detach a line from the document tree and its markers.
+ function cleanUpLine(line) {
+ line.parent = null;
+ detachMarkedSpans(line);
+ }
+
+ function extractLineClasses(type, output) {
+ if (type) for (;;) {
+ var lineClass = type.match(/(?:^|\s+)line-(background-)?(\S+)/);
+ if (!lineClass) break;
+ type = type.slice(0, lineClass.index) + type.slice(lineClass.index + lineClass[0].length);
+ var prop = lineClass[1] ? "bgClass" : "textClass";
+ if (output[prop] == null)
+ output[prop] = lineClass[2];
+ else if (!(new RegExp("(?:^|\s)" + lineClass[2] + "(?:$|\s)")).test(output[prop]))
+ output[prop] += " " + lineClass[2];
+ }
+ return type;
+ }
+
+ function callBlankLine(mode, state) {
+ if (mode.blankLine) return mode.blankLine(state);
+ if (!mode.innerMode) return;
+ var inner = CodeMirror.innerMode(mode, state);
+ if (inner.mode.blankLine) return inner.mode.blankLine(inner.state);
+ }
+
+ function readToken(mode, stream, state, inner) {
+ for (var i = 0; i < 10; i++) {
+ if (inner) inner[0] = CodeMirror.innerMode(mode, state).mode;
+ var style = mode.token(stream, state);
+ if (stream.pos > stream.start) return style;
+ }
+ throw new Error("Mode " + mode.name + " failed to advance stream.");
+ }
+
+ // Utility for getTokenAt and getLineTokens
+ function takeToken(cm, pos, precise, asArray) {
+ function getObj(copy) {
+ return {start: stream.start, end: stream.pos,
+ string: stream.current(),
+ type: style || null,
+ state: copy ? copyState(doc.mode, state) : state};
+ }
+
+ var doc = cm.doc, mode = doc.mode, style;
+ pos = clipPos(doc, pos);
+ var line = getLine(doc, pos.line), state = getStateBefore(cm, pos.line, precise);
+ var stream = new StringStream(line.text, cm.options.tabSize), tokens;
+ if (asArray) tokens = [];
+ while ((asArray || stream.pos < pos.ch) && !stream.eol()) {
+ stream.start = stream.pos;
+ style = readToken(mode, stream, state);
+ if (asArray) tokens.push(getObj(true));
+ }
+ return asArray ? tokens : getObj();
+ }
+
+ // Run the given mode's parser over a line, calling f for each token.
+ function runMode(cm, text, mode, state, f, lineClasses, forceToEnd) {
+ var flattenSpans = mode.flattenSpans;
+ if (flattenSpans == null) flattenSpans = cm.options.flattenSpans;
+ var curStart = 0, curStyle = null;
+ var stream = new StringStream(text, cm.options.tabSize), style;
+ var inner = cm.options.addModeClass && [null];
+ if (text == "") extractLineClasses(callBlankLine(mode, state), lineClasses);
+ while (!stream.eol()) {
+ if (stream.pos > cm.options.maxHighlightLength) {
+ flattenSpans = false;
+ if (forceToEnd) processLine(cm, text, state, stream.pos);
+ stream.pos = text.length;
+ style = null;
+ } else {
+ style = extractLineClasses(readToken(mode, stream, state, inner), lineClasses);
+ }
+ if (inner) {
+ var mName = inner[0].name;
+ if (mName) style = "m-" + (style ? mName + " " + style : mName);
+ }
+ if (!flattenSpans || curStyle != style) {
+ while (curStart < stream.start) {
+ curStart = Math.min(stream.start, curStart + 50000);
+ f(curStart, curStyle);
+ }
+ curStyle = style;
+ }
+ stream.start = stream.pos;
+ }
+ while (curStart < stream.pos) {
+ // Webkit seems to refuse to render text nodes longer than 57444 characters
+ var pos = Math.min(stream.pos, curStart + 50000);
+ f(pos, curStyle);
+ curStart = pos;
+ }
+ }
+
+ // Compute a style array (an array starting with a mode generation
+ // -- for invalidation -- followed by pairs of end positions and
+ // style strings), which is used to highlight the tokens on the
+ // line.
+ function highlightLine(cm, line, state, forceToEnd) {
+ // A styles array always starts with a number identifying the
+ // mode/overlays that it is based on (for easy invalidation).
+ var st = [cm.state.modeGen], lineClasses = {};
+ // Compute the base array of styles
+ runMode(cm, line.text, cm.doc.mode, state, function(end, style) {
+ st.push(end, style);
+ }, lineClasses, forceToEnd);
+
+ // Run overlays, adjust style array.
+ for (var o = 0; o < cm.state.overlays.length; ++o) {
+ var overlay = cm.state.overlays[o], i = 1, at = 0;
+ runMode(cm, line.text, overlay.mode, true, function(end, style) {
+ var start = i;
+ // Ensure there's a token end at the current position, and that i points at it
+ while (at < end) {
+ var i_end = st[i];
+ if (i_end > end)
+ st.splice(i, 1, end, st[i+1], i_end);
+ i += 2;
+ at = Math.min(end, i_end);
+ }
+ if (!style) return;
+ if (overlay.opaque) {
+ st.splice(start, i - start, end, "cm-overlay " + style);
+ i = start + 2;
+ } else {
+ for (; start < i; start += 2) {
+ var cur = st[start+1];
+ st[start+1] = (cur ? cur + " " : "") + "cm-overlay " + style;
+ }
+ }
+ }, lineClasses);
+ }
+
+ return {styles: st, classes: lineClasses.bgClass || lineClasses.textClass ? lineClasses : null};
+ }
+
+ function getLineStyles(cm, line, updateFrontier) {
+ if (!line.styles || line.styles[0] != cm.state.modeGen) {
+ var state = getStateBefore(cm, lineNo(line));
+ var result = highlightLine(cm, line, line.text.length > cm.options.maxHighlightLength ? copyState(cm.doc.mode, state) : state);
+ line.stateAfter = state;
+ line.styles = result.styles;
+ if (result.classes) line.styleClasses = result.classes;
+ else if (line.styleClasses) line.styleClasses = null;
+ if (updateFrontier === cm.doc.frontier) cm.doc.frontier++;
+ }
+ return line.styles;
+ }
+
+ // Lightweight form of highlight -- proceed over this line and
+ // update state, but don't save a style array. Used for lines that
+ // aren't currently visible.
+ function processLine(cm, text, state, startAt) {
+ var mode = cm.doc.mode;
+ var stream = new StringStream(text, cm.options.tabSize);
+ stream.start = stream.pos = startAt || 0;
+ if (text == "") callBlankLine(mode, state);
+ while (!stream.eol()) {
+ readToken(mode, stream, state);
+ stream.start = stream.pos;
+ }
+ }
+
+ // Convert a style as returned by a mode (either null, or a string
+ // containing one or more styles) to a CSS style. This is cached,
+ // and also looks for line-wide styles.
+ var styleToClassCache = {}, styleToClassCacheWithMode = {};
+ function interpretTokenStyle(style, options) {
+ if (!style || /^\s*$/.test(style)) return null;
+ var cache = options.addModeClass ? styleToClassCacheWithMode : styleToClassCache;
+ return cache[style] ||
+ (cache[style] = style.replace(/\S+/g, "cm-$&"));
+ }
+
+ // Render the DOM representation of the text of a line. Also builds
+ // up a 'line map', which points at the DOM nodes that represent
+ // specific stretches of text, and is used by the measuring code.
+ // The returned object contains the DOM node, this map, and
+ // information about line-wide styles that were set by the mode.
+ function buildLineContent(cm, lineView) {
+ // The padding-right forces the element to have a 'border', which
+ // is needed on Webkit to be able to get line-level bounding
+ // rectangles for it (in measureChar).
+ var content = elt("span", null, null, webkit ? "padding-right: .1px" : null);
+ var builder = {pre: elt("pre", [content], "CodeMirror-line"), content: content,
+ col: 0, pos: 0, cm: cm,
+ splitSpaces: (ie || webkit) && cm.getOption("lineWrapping")};
+ lineView.measure = {};
+
+ // Iterate over the logical lines that make up this visual line.
+ for (var i = 0; i <= (lineView.rest ? lineView.rest.length : 0); i++) {
+ var line = i ? lineView.rest[i - 1] : lineView.line, order;
+ builder.pos = 0;
+ builder.addToken = buildToken;
+ // Optionally wire in some hacks into the token-rendering
+ // algorithm, to deal with browser quirks.
+ if (hasBadBidiRects(cm.display.measure) && (order = getOrder(line)))
+ builder.addToken = buildTokenBadBidi(builder.addToken, order);
+ builder.map = [];
+ var allowFrontierUpdate = lineView != cm.display.externalMeasured && lineNo(line);
+ insertLineContent(line, builder, getLineStyles(cm, line, allowFrontierUpdate));
+ if (line.styleClasses) {
+ if (line.styleClasses.bgClass)
+ builder.bgClass = joinClasses(line.styleClasses.bgClass, builder.bgClass || "");
+ if (line.styleClasses.textClass)
+ builder.textClass = joinClasses(line.styleClasses.textClass, builder.textClass || "");
+ }
+
+ // Ensure at least a single node is present, for measuring.
+ if (builder.map.length == 0)
+ builder.map.push(0, 0, builder.content.appendChild(zeroWidthElement(cm.display.measure)));
+
+ // Store the map and a cache object for the current logical line
+ if (i == 0) {
+ lineView.measure.map = builder.map;
+ lineView.measure.cache = {};
+ } else {
+ (lineView.measure.maps || (lineView.measure.maps = [])).push(builder.map);
+ (lineView.measure.caches || (lineView.measure.caches = [])).push({});
+ }
+ }
+
+ // See issue #2901
+ if (webkit) {
+ var last = builder.content.lastChild
+ if (/\bcm-tab\b/.test(last.className) || (last.querySelector && last.querySelector(".cm-tab")))
+ builder.content.className = "cm-tab-wrap-hack";
+ }
+
+ signal(cm, "renderLine", cm, lineView.line, builder.pre);
+ if (builder.pre.className)
+ builder.textClass = joinClasses(builder.pre.className, builder.textClass || "");
+
+ return builder;
+ }
+
+ function defaultSpecialCharPlaceholder(ch) {
+ var token = elt("span", "\u2022", "cm-invalidchar");
+ token.title = "\\u" + ch.charCodeAt(0).toString(16);
+ token.setAttribute("aria-label", token.title);
+ return token;
+ }
+
+ // Build up the DOM representation for a single token, and add it to
+ // the line map. Takes care to render special characters separately.
+ function buildToken(builder, text, style, startStyle, endStyle, title, css) {
+ if (!text) return;
+ var displayText = builder.splitSpaces ? text.replace(/ {3,}/g, splitSpaces) : text;
+ var special = builder.cm.state.specialChars, mustWrap = false;
+ if (!special.test(text)) {
+ builder.col += text.length;
+ var content = document.createTextNode(displayText);
+ builder.map.push(builder.pos, builder.pos + text.length, content);
+ if (ie && ie_version < 9) mustWrap = true;
+ builder.pos += text.length;
+ } else {
+ var content = document.createDocumentFragment(), pos = 0;
+ while (true) {
+ special.lastIndex = pos;
+ var m = special.exec(text);
+ var skipped = m ? m.index - pos : text.length - pos;
+ if (skipped) {
+ var txt = document.createTextNode(displayText.slice(pos, pos + skipped));
+ if (ie && ie_version < 9) content.appendChild(elt("span", [txt]));
+ else content.appendChild(txt);
+ builder.map.push(builder.pos, builder.pos + skipped, txt);
+ builder.col += skipped;
+ builder.pos += skipped;
+ }
+ if (!m) break;
+ pos += skipped + 1;
+ if (m[0] == "\t") {
+ var tabSize = builder.cm.options.tabSize, tabWidth = tabSize - builder.col % tabSize;
+ var txt = content.appendChild(elt("span", spaceStr(tabWidth), "cm-tab"));
+ txt.setAttribute("role", "presentation");
+ txt.setAttribute("cm-text", "\t");
+ builder.col += tabWidth;
+ } else if (m[0] == "\r" || m[0] == "\n") {
+ var txt = content.appendChild(elt("span", m[0] == "\r" ? "\u240d" : "\u2424", "cm-invalidchar"));
+ txt.setAttribute("cm-text", m[0]);
+ builder.col += 1;
+ } else {
+ var txt = builder.cm.options.specialCharPlaceholder(m[0]);
+ txt.setAttribute("cm-text", m[0]);
+ if (ie && ie_version < 9) content.appendChild(elt("span", [txt]));
+ else content.appendChild(txt);
+ builder.col += 1;
+ }
+ builder.map.push(builder.pos, builder.pos + 1, txt);
+ builder.pos++;
+ }
+ }
+ if (style || startStyle || endStyle || mustWrap || css) {
+ var fullStyle = style || "";
+ if (startStyle) fullStyle += startStyle;
+ if (endStyle) fullStyle += endStyle;
+ var token = elt("span", [content], fullStyle, css);
+ if (title) token.title = title;
+ return builder.content.appendChild(token);
+ }
+ builder.content.appendChild(content);
+ }
+
+ function splitSpaces(old) {
+ var out = " ";
+ for (var i = 0; i < old.length - 2; ++i) out += i % 2 ? " " : "\u00a0";
+ out += " ";
+ return out;
+ }
+
+ // Work around nonsense dimensions being reported for stretches of
+ // right-to-left text.
+ function buildTokenBadBidi(inner, order) {
+ return function(builder, text, style, startStyle, endStyle, title, css) {
+ style = style ? style + " cm-force-border" : "cm-force-border";
+ var start = builder.pos, end = start + text.length;
+ for (;;) {
+ // Find the part that overlaps with the start of this text
+ for (var i = 0; i < order.length; i++) {
+ var part = order[i];
+ if (part.to > start && part.from <= start) break;
+ }
+ if (part.to >= end) return inner(builder, text, style, startStyle, endStyle, title, css);
+ inner(builder, text.slice(0, part.to - start), style, startStyle, null, title, css);
+ startStyle = null;
+ text = text.slice(part.to - start);
+ start = part.to;
+ }
+ };
+ }
+
+ function buildCollapsedSpan(builder, size, marker, ignoreWidget) {
+ var widget = !ignoreWidget && marker.widgetNode;
+ if (widget) builder.map.push(builder.pos, builder.pos + size, widget);
+ if (!ignoreWidget && builder.cm.display.input.needsContentAttribute) {
+ if (!widget)
+ widget = builder.content.appendChild(document.createElement("span"));
+ widget.setAttribute("cm-marker", marker.id);
+ }
+ if (widget) {
+ builder.cm.display.input.setUneditable(widget);
+ builder.content.appendChild(widget);
+ }
+ builder.pos += size;
+ }
+
+ // Outputs a number of spans to make up a line, taking highlighting
+ // and marked text into account.
+ function insertLineContent(line, builder, styles) {
+ var spans = line.markedSpans, allText = line.text, at = 0;
+ if (!spans) {
+ for (var i = 1; i < styles.length; i+=2)
+ builder.addToken(builder, allText.slice(at, at = styles[i]), interpretTokenStyle(styles[i+1], builder.cm.options));
+ return;
+ }
+
+ var len = allText.length, pos = 0, i = 1, text = "", style, css;
+ var nextChange = 0, spanStyle, spanEndStyle, spanStartStyle, title, collapsed;
+ for (;;) {
+ if (nextChange == pos) { // Update current marker set
+ spanStyle = spanEndStyle = spanStartStyle = title = css = "";
+ collapsed = null; nextChange = Infinity;
+ var foundBookmarks = [], endStyles
+ for (var j = 0; j < spans.length; ++j) {
+ var sp = spans[j], m = sp.marker;
+ if (m.type == "bookmark" && sp.from == pos && m.widgetNode) {
+ foundBookmarks.push(m);
+ } else if (sp.from <= pos && (sp.to == null || sp.to > pos || m.collapsed && sp.to == pos && sp.from == pos)) {
+ if (sp.to != null && sp.to != pos && nextChange > sp.to) {
+ nextChange = sp.to;
+ spanEndStyle = "";
+ }
+ if (m.className) spanStyle += " " + m.className;
+ if (m.css) css = (css ? css + ";" : "") + m.css;
+ if (m.startStyle && sp.from == pos) spanStartStyle += " " + m.startStyle;
+ if (m.endStyle && sp.to == nextChange) (endStyles || (endStyles = [])).push(m.endStyle, sp.to)
+ if (m.title && !title) title = m.title;
+ if (m.collapsed && (!collapsed || compareCollapsedMarkers(collapsed.marker, m) < 0))
+ collapsed = sp;
+ } else if (sp.from > pos && nextChange > sp.from) {
+ nextChange = sp.from;
+ }
+ }
+ if (endStyles) for (var j = 0; j < endStyles.length; j += 2)
+ if (endStyles[j + 1] == nextChange) spanEndStyle += " " + endStyles[j]
+
+ if (!collapsed || collapsed.from == pos) for (var j = 0; j < foundBookmarks.length; ++j)
+ buildCollapsedSpan(builder, 0, foundBookmarks[j]);
+ if (collapsed && (collapsed.from || 0) == pos) {
+ buildCollapsedSpan(builder, (collapsed.to == null ? len + 1 : collapsed.to) - pos,
+ collapsed.marker, collapsed.from == null);
+ if (collapsed.to == null) return;
+ if (collapsed.to == pos) collapsed = false;
+ }
+ }
+ if (pos >= len) break;
+
+ var upto = Math.min(len, nextChange);
+ while (true) {
+ if (text) {
+ var end = pos + text.length;
+ if (!collapsed) {
+ var tokenText = end > upto ? text.slice(0, upto - pos) : text;
+ builder.addToken(builder, tokenText, style ? style + spanStyle : spanStyle,
+ spanStartStyle, pos + tokenText.length == nextChange ? spanEndStyle : "", title, css);
+ }
+ if (end >= upto) {text = text.slice(upto - pos); pos = upto; break;}
+ pos = end;
+ spanStartStyle = "";
+ }
+ text = allText.slice(at, at = styles[i++]);
+ style = interpretTokenStyle(styles[i++], builder.cm.options);
+ }
+ }
+ }
+
+ // DOCUMENT DATA STRUCTURE
+
+ // By default, updates that start and end at the beginning of a line
+ // are treated specially, in order to make the association of line
+ // widgets and marker elements with the text behave more intuitive.
+ function isWholeLineUpdate(doc, change) {
+ return change.from.ch == 0 && change.to.ch == 0 && lst(change.text) == "" &&
+ (!doc.cm || doc.cm.options.wholeLineUpdateBefore);
+ }
+
+ // Perform a change on the document data structure.
+ function updateDoc(doc, change, markedSpans, estimateHeight) {
+ function spansFor(n) {return markedSpans ? markedSpans[n] : null;}
+ function update(line, text, spans) {
+ updateLine(line, text, spans, estimateHeight);
+ signalLater(line, "change", line, change);
+ }
+ function linesFor(start, end) {
+ for (var i = start, result = []; i < end; ++i)
+ result.push(new Line(text[i], spansFor(i), estimateHeight));
+ return result;
+ }
+
+ var from = change.from, to = change.to, text = change.text;
+ var firstLine = getLine(doc, from.line), lastLine = getLine(doc, to.line);
+ var lastText = lst(text), lastSpans = spansFor(text.length - 1), nlines = to.line - from.line;
+
+ // Adjust the line structure
+ if (change.full) {
+ doc.insert(0, linesFor(0, text.length));
+ doc.remove(text.length, doc.size - text.length);
+ } else if (isWholeLineUpdate(doc, change)) {
+ // This is a whole-line replace. Treated specially to make
+ // sure line objects move the way they are supposed to.
+ var added = linesFor(0, text.length - 1);
+ update(lastLine, lastLine.text, lastSpans);
+ if (nlines) doc.remove(from.line, nlines);
+ if (added.length) doc.insert(from.line, added);
+ } else if (firstLine == lastLine) {
+ if (text.length == 1) {
+ update(firstLine, firstLine.text.slice(0, from.ch) + lastText + firstLine.text.slice(to.ch), lastSpans);
+ } else {
+ var added = linesFor(1, text.length - 1);
+ added.push(new Line(lastText + firstLine.text.slice(to.ch), lastSpans, estimateHeight));
+ update(firstLine, firstLine.text.slice(0, from.ch) + text[0], spansFor(0));
+ doc.insert(from.line + 1, added);
+ }
+ } else if (text.length == 1) {
+ update(firstLine, firstLine.text.slice(0, from.ch) + text[0] + lastLine.text.slice(to.ch), spansFor(0));
+ doc.remove(from.line + 1, nlines);
+ } else {
+ update(firstLine, firstLine.text.slice(0, from.ch) + text[0], spansFor(0));
+ update(lastLine, lastText + lastLine.text.slice(to.ch), lastSpans);
+ var added = linesFor(1, text.length - 1);
+ if (nlines > 1) doc.remove(from.line + 1, nlines - 1);
+ doc.insert(from.line + 1, added);
+ }
+
+ signalLater(doc, "change", doc, change);
+ }
+
+ // The document is represented as a BTree consisting of leaves, with
+ // chunk of lines in them, and branches, with up to ten leaves or
+ // other branch nodes below them. The top node is always a branch
+ // node, and is the document object itself (meaning it has
+ // additional methods and properties).
+ //
+ // All nodes have parent links. The tree is used both to go from
+ // line numbers to line objects, and to go from objects to numbers.
+ // It also indexes by height, and is used to convert between height
+ // and line object, and to find the total height of the document.
+ //
+ // See also http://marijnhaverbeke.nl/blog/codemirror-line-tree.html
+
+ function LeafChunk(lines) {
+ this.lines = lines;
+ this.parent = null;
+ for (var i = 0, height = 0; i < lines.length; ++i) {
+ lines[i].parent = this;
+ height += lines[i].height;
+ }
+ this.height = height;
+ }
+
+ LeafChunk.prototype = {
+ chunkSize: function() { return this.lines.length; },
+ // Remove the n lines at offset 'at'.
+ removeInner: function(at, n) {
+ for (var i = at, e = at + n; i < e; ++i) {
+ var line = this.lines[i];
+ this.height -= line.height;
+ cleanUpLine(line);
+ signalLater(line, "delete");
+ }
+ this.lines.splice(at, n);
+ },
+ // Helper used to collapse a small branch into a single leaf.
+ collapse: function(lines) {
+ lines.push.apply(lines, this.lines);
+ },
+ // Insert the given array of lines at offset 'at', count them as
+ // having the given height.
+ insertInner: function(at, lines, height) {
+ this.height += height;
+ this.lines = this.lines.slice(0, at).concat(lines).concat(this.lines.slice(at));
+ for (var i = 0; i < lines.length; ++i) lines[i].parent = this;
+ },
+ // Used to iterate over a part of the tree.
+ iterN: function(at, n, op) {
+ for (var e = at + n; at < e; ++at)
+ if (op(this.lines[at])) return true;
+ }
+ };
+
+ function BranchChunk(children) {
+ this.children = children;
+ var size = 0, height = 0;
+ for (var i = 0; i < children.length; ++i) {
+ var ch = children[i];
+ size += ch.chunkSize(); height += ch.height;
+ ch.parent = this;
+ }
+ this.size = size;
+ this.height = height;
+ this.parent = null;
+ }
+
+ BranchChunk.prototype = {
+ chunkSize: function() { return this.size; },
+ removeInner: function(at, n) {
+ this.size -= n;
+ for (var i = 0; i < this.children.length; ++i) {
+ var child = this.children[i], sz = child.chunkSize();
+ if (at < sz) {
+ var rm = Math.min(n, sz - at), oldHeight = child.height;
+ child.removeInner(at, rm);
+ this.height -= oldHeight - child.height;
+ if (sz == rm) { this.children.splice(i--, 1); child.parent = null; }
+ if ((n -= rm) == 0) break;
+ at = 0;
+ } else at -= sz;
+ }
+ // If the result is smaller than 25 lines, ensure that it is a
+ // single leaf node.
+ if (this.size - n < 25 &&
+ (this.children.length > 1 || !(this.children[0] instanceof LeafChunk))) {
+ var lines = [];
+ this.collapse(lines);
+ this.children = [new LeafChunk(lines)];
+ this.children[0].parent = this;
+ }
+ },
+ collapse: function(lines) {
+ for (var i = 0; i < this.children.length; ++i) this.children[i].collapse(lines);
+ },
+ insertInner: function(at, lines, height) {
+ this.size += lines.length;
+ this.height += height;
+ for (var i = 0; i < this.children.length; ++i) {
+ var child = this.children[i], sz = child.chunkSize();
+ if (at <= sz) {
+ child.insertInner(at, lines, height);
+ if (child.lines && child.lines.length > 50) {
+ // To avoid memory thrashing when child.lines is huge (e.g. first view of a large file), it's never spliced.
+ // Instead, small slices are taken. They're taken in order because sequential memory accesses are fastest.
+ var remaining = child.lines.length % 25 + 25
+ for (var pos = remaining; pos < child.lines.length;) {
+ var leaf = new LeafChunk(child.lines.slice(pos, pos += 25));
+ child.height -= leaf.height;
+ this.children.splice(++i, 0, leaf);
+ leaf.parent = this;
+ }
+ child.lines = child.lines.slice(0, remaining);
+ this.maybeSpill();
+ }
+ break;
+ }
+ at -= sz;
+ }
+ },
+ // When a node has grown, check whether it should be split.
+ maybeSpill: function() {
+ if (this.children.length <= 10) return;
+ var me = this;
+ do {
+ var spilled = me.children.splice(me.children.length - 5, 5);
+ var sibling = new BranchChunk(spilled);
+ if (!me.parent) { // Become the parent node
+ var copy = new BranchChunk(me.children);
+ copy.parent = me;
+ me.children = [copy, sibling];
+ me = copy;
+ } else {
+ me.size -= sibling.size;
+ me.height -= sibling.height;
+ var myIndex = indexOf(me.parent.children, me);
+ me.parent.children.splice(myIndex + 1, 0, sibling);
+ }
+ sibling.parent = me.parent;
+ } while (me.children.length > 10);
+ me.parent.maybeSpill();
+ },
+ iterN: function(at, n, op) {
+ for (var i = 0; i < this.children.length; ++i) {
+ var child = this.children[i], sz = child.chunkSize();
+ if (at < sz) {
+ var used = Math.min(n, sz - at);
+ if (child.iterN(at, used, op)) return true;
+ if ((n -= used) == 0) break;
+ at = 0;
+ } else at -= sz;
+ }
+ }
+ };
+
+ var nextDocId = 0;
+ var Doc = CodeMirror.Doc = function(text, mode, firstLine, lineSep) {
+ if (!(this instanceof Doc)) return new Doc(text, mode, firstLine, lineSep);
+ if (firstLine == null) firstLine = 0;
+
+ BranchChunk.call(this, [new LeafChunk([new Line("", null)])]);
+ this.first = firstLine;
+ this.scrollTop = this.scrollLeft = 0;
+ this.cantEdit = false;
+ this.cleanGeneration = 1;
+ this.frontier = firstLine;
+ var start = Pos(firstLine, 0);
+ this.sel = simpleSelection(start);
+ this.history = new History(null);
+ this.id = ++nextDocId;
+ this.modeOption = mode;
+ this.lineSep = lineSep;
+ this.extend = false;
+
+ if (typeof text == "string") text = this.splitLines(text);
+ updateDoc(this, {from: start, to: start, text: text});
+ setSelection(this, simpleSelection(start), sel_dontScroll);
+ };
+
+ Doc.prototype = createObj(BranchChunk.prototype, {
+ constructor: Doc,
+ // Iterate over the document. Supports two forms -- with only one
+ // argument, it calls that for each line in the document. With
+ // three, it iterates over the range given by the first two (with
+ // the second being non-inclusive).
+ iter: function(from, to, op) {
+ if (op) this.iterN(from - this.first, to - from, op);
+ else this.iterN(this.first, this.first + this.size, from);
+ },
+
+ // Non-public interface for adding and removing lines.
+ insert: function(at, lines) {
+ var height = 0;
+ for (var i = 0; i < lines.length; ++i) height += lines[i].height;
+ this.insertInner(at - this.first, lines, height);
+ },
+ remove: function(at, n) { this.removeInner(at - this.first, n); },
+
+ // From here, the methods are part of the public interface. Most
+ // are also available from CodeMirror (editor) instances.
+
+ getValue: function(lineSep) {
+ var lines = getLines(this, this.first, this.first + this.size);
+ if (lineSep === false) return lines;
+ return lines.join(lineSep || this.lineSeparator());
+ },
+ setValue: docMethodOp(function(code) {
+ var top = Pos(this.first, 0), last = this.first + this.size - 1;
+ makeChange(this, {from: top, to: Pos(last, getLine(this, last).text.length),
+ text: this.splitLines(code), origin: "setValue", full: true}, true);
+ setSelection(this, simpleSelection(top));
+ }),
+ replaceRange: function(code, from, to, origin) {
+ from = clipPos(this, from);
+ to = to ? clipPos(this, to) : from;
+ replaceRange(this, code, from, to, origin);
+ },
+ getRange: function(from, to, lineSep) {
+ var lines = getBetween(this, clipPos(this, from), clipPos(this, to));
+ if (lineSep === false) return lines;
+ return lines.join(lineSep || this.lineSeparator());
+ },
+
+ getLine: function(line) {var l = this.getLineHandle(line); return l && l.text;},
+
+ getLineHandle: function(line) {if (isLine(this, line)) return getLine(this, line);},
+ getLineNumber: function(line) {return lineNo(line);},
+
+ getLineHandleVisualStart: function(line) {
+ if (typeof line == "number") line = getLine(this, line);
+ return visualLine(line);
+ },
+
+ lineCount: function() {return this.size;},
+ firstLine: function() {return this.first;},
+ lastLine: function() {return this.first + this.size - 1;},
+
+ clipPos: function(pos) {return clipPos(this, pos);},
+
+ getCursor: function(start) {
+ var range = this.sel.primary(), pos;
+ if (start == null || start == "head") pos = range.head;
+ else if (start == "anchor") pos = range.anchor;
+ else if (start == "end" || start == "to" || start === false) pos = range.to();
+ else pos = range.from();
+ return pos;
+ },
+ listSelections: function() { return this.sel.ranges; },
+ somethingSelected: function() {return this.sel.somethingSelected();},
+
+ setCursor: docMethodOp(function(line, ch, options) {
+ setSimpleSelection(this, clipPos(this, typeof line == "number" ? Pos(line, ch || 0) : line), null, options);
+ }),
+ setSelection: docMethodOp(function(anchor, head, options) {
+ setSimpleSelection(this, clipPos(this, anchor), clipPos(this, head || anchor), options);
+ }),
+ extendSelection: docMethodOp(function(head, other, options) {
+ extendSelection(this, clipPos(this, head), other && clipPos(this, other), options);
+ }),
+ extendSelections: docMethodOp(function(heads, options) {
+ extendSelections(this, clipPosArray(this, heads), options);
+ }),
+ extendSelectionsBy: docMethodOp(function(f, options) {
+ var heads = map(this.sel.ranges, f);
+ extendSelections(this, clipPosArray(this, heads), options);
+ }),
+ setSelections: docMethodOp(function(ranges, primary, options) {
+ if (!ranges.length) return;
+ for (var i = 0, out = []; i < ranges.length; i++)
+ out[i] = new Range(clipPos(this, ranges[i].anchor),
+ clipPos(this, ranges[i].head));
+ if (primary == null) primary = Math.min(ranges.length - 1, this.sel.primIndex);
+ setSelection(this, normalizeSelection(out, primary), options);
+ }),
+ addSelection: docMethodOp(function(anchor, head, options) {
+ var ranges = this.sel.ranges.slice(0);
+ ranges.push(new Range(clipPos(this, anchor), clipPos(this, head || anchor)));
+ setSelection(this, normalizeSelection(ranges, ranges.length - 1), options);
+ }),
+
+ getSelection: function(lineSep) {
+ var ranges = this.sel.ranges, lines;
+ for (var i = 0; i < ranges.length; i++) {
+ var sel = getBetween(this, ranges[i].from(), ranges[i].to());
+ lines = lines ? lines.concat(sel) : sel;
+ }
+ if (lineSep === false) return lines;
+ else return lines.join(lineSep || this.lineSeparator());
+ },
+ getSelections: function(lineSep) {
+ var parts = [], ranges = this.sel.ranges;
+ for (var i = 0; i < ranges.length; i++) {
+ var sel = getBetween(this, ranges[i].from(), ranges[i].to());
+ if (lineSep !== false) sel = sel.join(lineSep || this.lineSeparator());
+ parts[i] = sel;
+ }
+ return parts;
+ },
+ replaceSelection: function(code, collapse, origin) {
+ var dup = [];
+ for (var i = 0; i < this.sel.ranges.length; i++)
+ dup[i] = code;
+ this.replaceSelections(dup, collapse, origin || "+input");
+ },
+ replaceSelections: docMethodOp(function(code, collapse, origin) {
+ var changes = [], sel = this.sel;
+ for (var i = 0; i < sel.ranges.length; i++) {
+ var range = sel.ranges[i];
+ changes[i] = {from: range.from(), to: range.to(), text: this.splitLines(code[i]), origin: origin};
+ }
+ var newSel = collapse && collapse != "end" && computeReplacedSel(this, changes, collapse);
+ for (var i = changes.length - 1; i >= 0; i--)
+ makeChange(this, changes[i]);
+ if (newSel) setSelectionReplaceHistory(this, newSel);
+ else if (this.cm) ensureCursorVisible(this.cm);
+ }),
+ undo: docMethodOp(function() {makeChangeFromHistory(this, "undo");}),
+ redo: docMethodOp(function() {makeChangeFromHistory(this, "redo");}),
+ undoSelection: docMethodOp(function() {makeChangeFromHistory(this, "undo", true);}),
+ redoSelection: docMethodOp(function() {makeChangeFromHistory(this, "redo", true);}),
+
+ setExtending: function(val) {this.extend = val;},
+ getExtending: function() {return this.extend;},
+
+ historySize: function() {
+ var hist = this.history, done = 0, undone = 0;
+ for (var i = 0; i < hist.done.length; i++) if (!hist.done[i].ranges) ++done;
+ for (var i = 0; i < hist.undone.length; i++) if (!hist.undone[i].ranges) ++undone;
+ return {undo: done, redo: undone};
+ },
+ clearHistory: function() {this.history = new History(this.history.maxGeneration);},
+
+ markClean: function() {
+ this.cleanGeneration = this.changeGeneration(true);
+ },
+ changeGeneration: function(forceSplit) {
+ if (forceSplit)
+ this.history.lastOp = this.history.lastSelOp = this.history.lastOrigin = null;
+ return this.history.generation;
+ },
+ isClean: function (gen) {
+ return this.history.generation == (gen || this.cleanGeneration);
+ },
+
+ getHistory: function() {
+ return {done: copyHistoryArray(this.history.done),
+ undone: copyHistoryArray(this.history.undone)};
+ },
+ setHistory: function(histData) {
+ var hist = this.history = new History(this.history.maxGeneration);
+ hist.done = copyHistoryArray(histData.done.slice(0), null, true);
+ hist.undone = copyHistoryArray(histData.undone.slice(0), null, true);
+ },
+
+ addLineClass: docMethodOp(function(handle, where, cls) {
+ return changeLine(this, handle, where == "gutter" ? "gutter" : "class", function(line) {
+ var prop = where == "text" ? "textClass"
+ : where == "background" ? "bgClass"
+ : where == "gutter" ? "gutterClass" : "wrapClass";
+ if (!line[prop]) line[prop] = cls;
+ else if (classTest(cls).test(line[prop])) return false;
+ else line[prop] += " " + cls;
+ return true;
+ });
+ }),
+ removeLineClass: docMethodOp(function(handle, where, cls) {
+ return changeLine(this, handle, where == "gutter" ? "gutter" : "class", function(line) {
+ var prop = where == "text" ? "textClass"
+ : where == "background" ? "bgClass"
+ : where == "gutter" ? "gutterClass" : "wrapClass";
+ var cur = line[prop];
+ if (!cur) return false;
+ else if (cls == null) line[prop] = null;
+ else {
+ var found = cur.match(classTest(cls));
+ if (!found) return false;
+ var end = found.index + found[0].length;
+ line[prop] = cur.slice(0, found.index) + (!found.index || end == cur.length ? "" : " ") + cur.slice(end) || null;
+ }
+ return true;
+ });
+ }),
+
+ addLineWidget: docMethodOp(function(handle, node, options) {
+ return addLineWidget(this, handle, node, options);
+ }),
+ removeLineWidget: function(widget) { widget.clear(); },
+
+ markText: function(from, to, options) {
+ return markText(this, clipPos(this, from), clipPos(this, to), options, options && options.type || "range");
+ },
+ setBookmark: function(pos, options) {
+ var realOpts = {replacedWith: options && (options.nodeType == null ? options.widget : options),
+ insertLeft: options && options.insertLeft,
+ clearWhenEmpty: false, shared: options && options.shared,
+ handleMouseEvents: options && options.handleMouseEvents};
+ pos = clipPos(this, pos);
+ return markText(this, pos, pos, realOpts, "bookmark");
+ },
+ findMarksAt: function(pos) {
+ pos = clipPos(this, pos);
+ var markers = [], spans = getLine(this, pos.line).markedSpans;
+ if (spans) for (var i = 0; i < spans.length; ++i) {
+ var span = spans[i];
+ if ((span.from == null || span.from <= pos.ch) &&
+ (span.to == null || span.to >= pos.ch))
+ markers.push(span.marker.parent || span.marker);
+ }
+ return markers;
+ },
+ findMarks: function(from, to, filter) {
+ from = clipPos(this, from); to = clipPos(this, to);
+ var found = [], lineNo = from.line;
+ this.iter(from.line, to.line + 1, function(line) {
+ var spans = line.markedSpans;
+ if (spans) for (var i = 0; i < spans.length; i++) {
+ var span = spans[i];
+ if (!(span.to != null && lineNo == from.line && from.ch >= span.to ||
+ span.from == null && lineNo != from.line ||
+ span.from != null && lineNo == to.line && span.from >= to.ch) &&
+ (!filter || filter(span.marker)))
+ found.push(span.marker.parent || span.marker);
+ }
+ ++lineNo;
+ });
+ return found;
+ },
+ getAllMarks: function() {
+ var markers = [];
+ this.iter(function(line) {
+ var sps = line.markedSpans;
+ if (sps) for (var i = 0; i < sps.length; ++i)
+ if (sps[i].from != null) markers.push(sps[i].marker);
+ });
+ return markers;
+ },
+
+ posFromIndex: function(off) {
+ var ch, lineNo = this.first, sepSize = this.lineSeparator().length;
+ this.iter(function(line) {
+ var sz = line.text.length + sepSize;
+ if (sz > off) { ch = off; return true; }
+ off -= sz;
+ ++lineNo;
+ });
+ return clipPos(this, Pos(lineNo, ch));
+ },
+ indexFromPos: function (coords) {
+ coords = clipPos(this, coords);
+ var index = coords.ch;
+ if (coords.line < this.first || coords.ch < 0) return 0;
+ var sepSize = this.lineSeparator().length;
+ this.iter(this.first, coords.line, function (line) {
+ index += line.text.length + sepSize;
+ });
+ return index;
+ },
+
+ copy: function(copyHistory) {
+ var doc = new Doc(getLines(this, this.first, this.first + this.size),
+ this.modeOption, this.first, this.lineSep);
+ doc.scrollTop = this.scrollTop; doc.scrollLeft = this.scrollLeft;
+ doc.sel = this.sel;
+ doc.extend = false;
+ if (copyHistory) {
+ doc.history.undoDepth = this.history.undoDepth;
+ doc.setHistory(this.getHistory());
+ }
+ return doc;
+ },
+
+ linkedDoc: function(options) {
+ if (!options) options = {};
+ var from = this.first, to = this.first + this.size;
+ if (options.from != null && options.from > from) from = options.from;
+ if (options.to != null && options.to < to) to = options.to;
+ var copy = new Doc(getLines(this, from, to), options.mode || this.modeOption, from, this.lineSep);
+ if (options.sharedHist) copy.history = this.history;
+ (this.linked || (this.linked = [])).push({doc: copy, sharedHist: options.sharedHist});
+ copy.linked = [{doc: this, isParent: true, sharedHist: options.sharedHist}];
+ copySharedMarkers(copy, findSharedMarkers(this));
+ return copy;
+ },
+ unlinkDoc: function(other) {
+ if (other instanceof CodeMirror) other = other.doc;
+ if (this.linked) for (var i = 0; i < this.linked.length; ++i) {
+ var link = this.linked[i];
+ if (link.doc != other) continue;
+ this.linked.splice(i, 1);
+ other.unlinkDoc(this);
+ detachSharedMarkers(findSharedMarkers(this));
+ break;
+ }
+ // If the histories were shared, split them again
+ if (other.history == this.history) {
+ var splitIds = [other.id];
+ linkedDocs(other, function(doc) {splitIds.push(doc.id);}, true);
+ other.history = new History(null);
+ other.history.done = copyHistoryArray(this.history.done, splitIds);
+ other.history.undone = copyHistoryArray(this.history.undone, splitIds);
+ }
+ },
+ iterLinkedDocs: function(f) {linkedDocs(this, f);},
+
+ getMode: function() {return this.mode;},
+ getEditor: function() {return this.cm;},
+
+ splitLines: function(str) {
+ if (this.lineSep) return str.split(this.lineSep);
+ return splitLinesAuto(str);
+ },
+ lineSeparator: function() { return this.lineSep || "\n"; }
+ });
+
+ // Public alias.
+ Doc.prototype.eachLine = Doc.prototype.iter;
+
+ // Set up methods on CodeMirror's prototype to redirect to the editor's document.
+ var dontDelegate = "iter insert remove copy getEditor constructor".split(" ");
+ for (var prop in Doc.prototype) if (Doc.prototype.hasOwnProperty(prop) && indexOf(dontDelegate, prop) < 0)
+ CodeMirror.prototype[prop] = (function(method) {
+ return function() {return method.apply(this.doc, arguments);};
+ })(Doc.prototype[prop]);
+
+ eventMixin(Doc);
+
+ // Call f for all linked documents.
+ function linkedDocs(doc, f, sharedHistOnly) {
+ function propagate(doc, skip, sharedHist) {
+ if (doc.linked) for (var i = 0; i < doc.linked.length; ++i) {
+ var rel = doc.linked[i];
+ if (rel.doc == skip) continue;
+ var shared = sharedHist && rel.sharedHist;
+ if (sharedHistOnly && !shared) continue;
+ f(rel.doc, shared);
+ propagate(rel.doc, doc, shared);
+ }
+ }
+ propagate(doc, null, true);
+ }
+
+ // Attach a document to an editor.
+ function attachDoc(cm, doc) {
+ if (doc.cm) throw new Error("This document is already in use.");
+ cm.doc = doc;
+ doc.cm = cm;
+ estimateLineHeights(cm);
+ loadMode(cm);
+ if (!cm.options.lineWrapping) findMaxLine(cm);
+ cm.options.mode = doc.modeOption;
+ regChange(cm);
+ }
+
+ // LINE UTILITIES
+
+ // Find the line object corresponding to the given line number.
+ function getLine(doc, n) {
+ n -= doc.first;
+ if (n < 0 || n >= doc.size) throw new Error("There is no line " + (n + doc.first) + " in the document.");
+ for (var chunk = doc; !chunk.lines;) {
+ for (var i = 0;; ++i) {
+ var child = chunk.children[i], sz = child.chunkSize();
+ if (n < sz) { chunk = child; break; }
+ n -= sz;
+ }
+ }
+ return chunk.lines[n];
+ }
+
+ // Get the part of a document between two positions, as an array of
+ // strings.
+ function getBetween(doc, start, end) {
+ var out = [], n = start.line;
+ doc.iter(start.line, end.line + 1, function(line) {
+ var text = line.text;
+ if (n == end.line) text = text.slice(0, end.ch);
+ if (n == start.line) text = text.slice(start.ch);
+ out.push(text);
+ ++n;
+ });
+ return out;
+ }
+ // Get the lines between from and to, as array of strings.
+ function getLines(doc, from, to) {
+ var out = [];
+ doc.iter(from, to, function(line) { out.push(line.text); });
+ return out;
+ }
+
+ // Update the height of a line, propagating the height change
+ // upwards to parent nodes.
+ function updateLineHeight(line, height) {
+ var diff = height - line.height;
+ if (diff) for (var n = line; n; n = n.parent) n.height += diff;
+ }
+
+ // Given a line object, find its line number by walking up through
+ // its parent links.
+ function lineNo(line) {
+ if (line.parent == null) return null;
+ var cur = line.parent, no = indexOf(cur.lines, line);
+ for (var chunk = cur.parent; chunk; cur = chunk, chunk = chunk.parent) {
+ for (var i = 0;; ++i) {
+ if (chunk.children[i] == cur) break;
+ no += chunk.children[i].chunkSize();
+ }
+ }
+ return no + cur.first;
+ }
+
+ // Find the line at the given vertical position, using the height
+ // information in the document tree.
+ function lineAtHeight(chunk, h) {
+ var n = chunk.first;
+ outer: do {
+ for (var i = 0; i < chunk.children.length; ++i) {
+ var child = chunk.children[i], ch = child.height;
+ if (h < ch) { chunk = child; continue outer; }
+ h -= ch;
+ n += child.chunkSize();
+ }
+ return n;
+ } while (!chunk.lines);
+ for (var i = 0; i < chunk.lines.length; ++i) {
+ var line = chunk.lines[i], lh = line.height;
+ if (h < lh) break;
+ h -= lh;
+ }
+ return n + i;
+ }
+
+
+ // Find the height above the given line.
+ function heightAtLine(lineObj) {
+ lineObj = visualLine(lineObj);
+
+ var h = 0, chunk = lineObj.parent;
+ for (var i = 0; i < chunk.lines.length; ++i) {
+ var line = chunk.lines[i];
+ if (line == lineObj) break;
+ else h += line.height;
+ }
+ for (var p = chunk.parent; p; chunk = p, p = chunk.parent) {
+ for (var i = 0; i < p.children.length; ++i) {
+ var cur = p.children[i];
+ if (cur == chunk) break;
+ else h += cur.height;
+ }
+ }
+ return h;
+ }
+
+ // Get the bidi ordering for the given line (and cache it). Returns
+ // false for lines that are fully left-to-right, and an array of
+ // BidiSpan objects otherwise.
+ function getOrder(line) {
+ var order = line.order;
+ if (order == null) order = line.order = bidiOrdering(line.text);
+ return order;
+ }
+
+ // HISTORY
+
+ function History(startGen) {
+ // Arrays of change events and selections. Doing something adds an
+ // event to done and clears undo. Undoing moves events from done
+ // to undone, redoing moves them in the other direction.
+ this.done = []; this.undone = [];
+ this.undoDepth = Infinity;
+ // Used to track when changes can be merged into a single undo
+ // event
+ this.lastModTime = this.lastSelTime = 0;
+ this.lastOp = this.lastSelOp = null;
+ this.lastOrigin = this.lastSelOrigin = null;
+ // Used by the isClean() method
+ this.generation = this.maxGeneration = startGen || 1;
+ }
+
+ // Create a history change event from an updateDoc-style change
+ // object.
+ function historyChangeFromChange(doc, change) {
+ var histChange = {from: copyPos(change.from), to: changeEnd(change), text: getBetween(doc, change.from, change.to)};
+ attachLocalSpans(doc, histChange, change.from.line, change.to.line + 1);
+ linkedDocs(doc, function(doc) {attachLocalSpans(doc, histChange, change.from.line, change.to.line + 1);}, true);
+ return histChange;
+ }
+
+ // Pop all selection events off the end of a history array. Stop at
+ // a change event.
+ function clearSelectionEvents(array) {
+ while (array.length) {
+ var last = lst(array);
+ if (last.ranges) array.pop();
+ else break;
+ }
+ }
+
+ // Find the top change event in the history. Pop off selection
+ // events that are in the way.
+ function lastChangeEvent(hist, force) {
+ if (force) {
+ clearSelectionEvents(hist.done);
+ return lst(hist.done);
+ } else if (hist.done.length && !lst(hist.done).ranges) {
+ return lst(hist.done);
+ } else if (hist.done.length > 1 && !hist.done[hist.done.length - 2].ranges) {
+ hist.done.pop();
+ return lst(hist.done);
+ }
+ }
+
+ // Register a change in the history. Merges changes that are within
+ // a single operation, ore are close together with an origin that
+ // allows merging (starting with "+") into a single event.
+ function addChangeToHistory(doc, change, selAfter, opId) {
+ var hist = doc.history;
+ hist.undone.length = 0;
+ var time = +new Date, cur;
+
+ if ((hist.lastOp == opId ||
+ hist.lastOrigin == change.origin && change.origin &&
+ ((change.origin.charAt(0) == "+" && doc.cm && hist.lastModTime > time - doc.cm.options.historyEventDelay) ||
+ change.origin.charAt(0) == "*")) &&
+ (cur = lastChangeEvent(hist, hist.lastOp == opId))) {
+ // Merge this change into the last event
+ var last = lst(cur.changes);
+ if (cmp(change.from, change.to) == 0 && cmp(change.from, last.to) == 0) {
+ // Optimized case for simple insertion -- don't want to add
+ // new changesets for every character typed
+ last.to = changeEnd(change);
+ } else {
+ // Add new sub-event
+ cur.changes.push(historyChangeFromChange(doc, change));
+ }
+ } else {
+ // Can not be merged, start a new event.
+ var before = lst(hist.done);
+ if (!before || !before.ranges)
+ pushSelectionToHistory(doc.sel, hist.done);
+ cur = {changes: [historyChangeFromChange(doc, change)],
+ generation: hist.generation};
+ hist.done.push(cur);
+ while (hist.done.length > hist.undoDepth) {
+ hist.done.shift();
+ if (!hist.done[0].ranges) hist.done.shift();
+ }
+ }
+ hist.done.push(selAfter);
+ hist.generation = ++hist.maxGeneration;
+ hist.lastModTime = hist.lastSelTime = time;
+ hist.lastOp = hist.lastSelOp = opId;
+ hist.lastOrigin = hist.lastSelOrigin = change.origin;
+
+ if (!last) signal(doc, "historyAdded");
+ }
+
+ function selectionEventCanBeMerged(doc, origin, prev, sel) {
+ var ch = origin.charAt(0);
+ return ch == "*" ||
+ ch == "+" &&
+ prev.ranges.length == sel.ranges.length &&
+ prev.somethingSelected() == sel.somethingSelected() &&
+ new Date - doc.history.lastSelTime <= (doc.cm ? doc.cm.options.historyEventDelay : 500);
+ }
+
+ // Called whenever the selection changes, sets the new selection as
+ // the pending selection in the history, and pushes the old pending
+ // selection into the 'done' array when it was significantly
+ // different (in number of selected ranges, emptiness, or time).
+ function addSelectionToHistory(doc, sel, opId, options) {
+ var hist = doc.history, origin = options && options.origin;
+
+ // A new event is started when the previous origin does not match
+ // the current, or the origins don't allow matching. Origins
+ // starting with * are always merged, those starting with + are
+ // merged when similar and close together in time.
+ if (opId == hist.lastSelOp ||
+ (origin && hist.lastSelOrigin == origin &&
+ (hist.lastModTime == hist.lastSelTime && hist.lastOrigin == origin ||
+ selectionEventCanBeMerged(doc, origin, lst(hist.done), sel))))
+ hist.done[hist.done.length - 1] = sel;
+ else
+ pushSelectionToHistory(sel, hist.done);
+
+ hist.lastSelTime = +new Date;
+ hist.lastSelOrigin = origin;
+ hist.lastSelOp = opId;
+ if (options && options.clearRedo !== false)
+ clearSelectionEvents(hist.undone);
+ }
+
+ function pushSelectionToHistory(sel, dest) {
+ var top = lst(dest);
+ if (!(top && top.ranges && top.equals(sel)))
+ dest.push(sel);
+ }
+
+ // Used to store marked span information in the history.
+ function attachLocalSpans(doc, change, from, to) {
+ var existing = change["spans_" + doc.id], n = 0;
+ doc.iter(Math.max(doc.first, from), Math.min(doc.first + doc.size, to), function(line) {
+ if (line.markedSpans)
+ (existing || (existing = change["spans_" + doc.id] = {}))[n] = line.markedSpans;
+ ++n;
+ });
+ }
+
+ // When un/re-doing restores text containing marked spans, those
+ // that have been explicitly cleared should not be restored.
+ function removeClearedSpans(spans) {
+ if (!spans) return null;
+ for (var i = 0, out; i < spans.length; ++i) {
+ if (spans[i].marker.explicitlyCleared) { if (!out) out = spans.slice(0, i); }
+ else if (out) out.push(spans[i]);
+ }
+ return !out ? spans : out.length ? out : null;
+ }
+
+ // Retrieve and filter the old marked spans stored in a change event.
+ function getOldSpans(doc, change) {
+ var found = change["spans_" + doc.id];
+ if (!found) return null;
+ for (var i = 0, nw = []; i < change.text.length; ++i)
+ nw.push(removeClearedSpans(found[i]));
+ return nw;
+ }
+
+ // Used both to provide a JSON-safe object in .getHistory, and, when
+ // detaching a document, to split the history in two
+ function copyHistoryArray(events, newGroup, instantiateSel) {
+ for (var i = 0, copy = []; i < events.length; ++i) {
+ var event = events[i];
+ if (event.ranges) {
+ copy.push(instantiateSel ? Selection.prototype.deepCopy.call(event) : event);
+ continue;
+ }
+ var changes = event.changes, newChanges = [];
+ copy.push({changes: newChanges});
+ for (var j = 0; j < changes.length; ++j) {
+ var change = changes[j], m;
+ newChanges.push({from: change.from, to: change.to, text: change.text});
+ if (newGroup) for (var prop in change) if (m = prop.match(/^spans_(\d+)$/)) {
+ if (indexOf(newGroup, Number(m[1])) > -1) {
+ lst(newChanges)[prop] = change[prop];
+ delete change[prop];
+ }
+ }
+ }
+ }
+ return copy;
+ }
+
+ // Rebasing/resetting history to deal with externally-sourced changes
+
+ function rebaseHistSelSingle(pos, from, to, diff) {
+ if (to < pos.line) {
+ pos.line += diff;
+ } else if (from < pos.line) {
+ pos.line = from;
+ pos.ch = 0;
+ }
+ }
+
+ // Tries to rebase an array of history events given a change in the
+ // document. If the change touches the same lines as the event, the
+ // event, and everything 'behind' it, is discarded. If the change is
+ // before the event, the event's positions are updated. Uses a
+ // copy-on-write scheme for the positions, to avoid having to
+ // reallocate them all on every rebase, but also avoid problems with
+ // shared position objects being unsafely updated.
+ function rebaseHistArray(array, from, to, diff) {
+ for (var i = 0; i < array.length; ++i) {
+ var sub = array[i], ok = true;
+ if (sub.ranges) {
+ if (!sub.copied) { sub = array[i] = sub.deepCopy(); sub.copied = true; }
+ for (var j = 0; j < sub.ranges.length; j++) {
+ rebaseHistSelSingle(sub.ranges[j].anchor, from, to, diff);
+ rebaseHistSelSingle(sub.ranges[j].head, from, to, diff);
+ }
+ continue;
+ }
+ for (var j = 0; j < sub.changes.length; ++j) {
+ var cur = sub.changes[j];
+ if (to < cur.from.line) {
+ cur.from = Pos(cur.from.line + diff, cur.from.ch);
+ cur.to = Pos(cur.to.line + diff, cur.to.ch);
+ } else if (from <= cur.to.line) {
+ ok = false;
+ break;
+ }
+ }
+ if (!ok) {
+ array.splice(0, i + 1);
+ i = 0;
+ }
+ }
+ }
+
+ function rebaseHist(hist, change) {
+ var from = change.from.line, to = change.to.line, diff = change.text.length - (to - from) - 1;
+ rebaseHistArray(hist.done, from, to, diff);
+ rebaseHistArray(hist.undone, from, to, diff);
+ }
+
+ // EVENT UTILITIES
+
+ // Due to the fact that we still support jurassic IE versions, some
+ // compatibility wrappers are needed.
+
+ var e_preventDefault = CodeMirror.e_preventDefault = function(e) {
+ if (e.preventDefault) e.preventDefault();
+ else e.returnValue = false;
+ };
+ var e_stopPropagation = CodeMirror.e_stopPropagation = function(e) {
+ if (e.stopPropagation) e.stopPropagation();
+ else e.cancelBubble = true;
+ };
+ function e_defaultPrevented(e) {
+ return e.defaultPrevented != null ? e.defaultPrevented : e.returnValue == false;
+ }
+ var e_stop = CodeMirror.e_stop = function(e) {e_preventDefault(e); e_stopPropagation(e);};
+
+ function e_target(e) {return e.target || e.srcElement;}
+ function e_button(e) {
+ var b = e.which;
+ if (b == null) {
+ if (e.button & 1) b = 1;
+ else if (e.button & 2) b = 3;
+ else if (e.button & 4) b = 2;
+ }
+ if (mac && e.ctrlKey && b == 1) b = 3;
+ return b;
+ }
+
+ // EVENT HANDLING
+
+ // Lightweight event framework. on/off also work on DOM nodes,
+ // registering native DOM handlers.
+
+ var on = CodeMirror.on = function(emitter, type, f) {
+ if (emitter.addEventListener)
+ emitter.addEventListener(type, f, false);
+ else if (emitter.attachEvent)
+ emitter.attachEvent("on" + type, f);
+ else {
+ var map = emitter._handlers || (emitter._handlers = {});
+ var arr = map[type] || (map[type] = []);
+ arr.push(f);
+ }
+ };
+
+ var noHandlers = []
+ function getHandlers(emitter, type, copy) {
+ var arr = emitter._handlers && emitter._handlers[type]
+ if (copy) return arr && arr.length > 0 ? arr.slice() : noHandlers
+ else return arr || noHandlers
+ }
+
+ var off = CodeMirror.off = function(emitter, type, f) {
+ if (emitter.removeEventListener)
+ emitter.removeEventListener(type, f, false);
+ else if (emitter.detachEvent)
+ emitter.detachEvent("on" + type, f);
+ else {
+ var handlers = getHandlers(emitter, type, false)
+ for (var i = 0; i < handlers.length; ++i)
+ if (handlers[i] == f) { handlers.splice(i, 1); break; }
+ }
+ };
+
+ var signal = CodeMirror.signal = function(emitter, type /*, values...*/) {
+ var handlers = getHandlers(emitter, type, true)
+ if (!handlers.length) return;
+ var args = Array.prototype.slice.call(arguments, 2);
+ for (var i = 0; i < handlers.length; ++i) handlers[i].apply(null, args);
+ };
+
+ var orphanDelayedCallbacks = null;
+
+ // Often, we want to signal events at a point where we are in the
+ // middle of some work, but don't want the handler to start calling
+ // other methods on the editor, which might be in an inconsistent
+ // state or simply not expect any other events to happen.
+ // signalLater looks whether there are any handlers, and schedules
+ // them to be executed when the last operation ends, or, if no
+ // operation is active, when a timeout fires.
+ function signalLater(emitter, type /*, values...*/) {
+ var arr = getHandlers(emitter, type, false)
+ if (!arr.length) return;
+ var args = Array.prototype.slice.call(arguments, 2), list;
+ if (operationGroup) {
+ list = operationGroup.delayedCallbacks;
+ } else if (orphanDelayedCallbacks) {
+ list = orphanDelayedCallbacks;
+ } else {
+ list = orphanDelayedCallbacks = [];
+ setTimeout(fireOrphanDelayed, 0);
+ }
+ function bnd(f) {return function(){f.apply(null, args);};};
+ for (var i = 0; i < arr.length; ++i)
+ list.push(bnd(arr[i]));
+ }
+
+ function fireOrphanDelayed() {
+ var delayed = orphanDelayedCallbacks;
+ orphanDelayedCallbacks = null;
+ for (var i = 0; i < delayed.length; ++i) delayed[i]();
+ }
+
+ // The DOM events that CodeMirror handles can be overridden by
+ // registering a (non-DOM) handler on the editor for the event name,
+ // and preventDefault-ing the event in that handler.
+ function signalDOMEvent(cm, e, override) {
+ if (typeof e == "string")
+ e = {type: e, preventDefault: function() { this.defaultPrevented = true; }};
+ signal(cm, override || e.type, cm, e);
+ return e_defaultPrevented(e) || e.codemirrorIgnore;
+ }
+
+ function signalCursorActivity(cm) {
+ var arr = cm._handlers && cm._handlers.cursorActivity;
+ if (!arr) return;
+ var set = cm.curOp.cursorActivityHandlers || (cm.curOp.cursorActivityHandlers = []);
+ for (var i = 0; i < arr.length; ++i) if (indexOf(set, arr[i]) == -1)
+ set.push(arr[i]);
+ }
+
+ function hasHandler(emitter, type) {
+ return getHandlers(emitter, type).length > 0
+ }
+
+ // Add on and off methods to a constructor's prototype, to make
+ // registering events on such objects more convenient.
+ function eventMixin(ctor) {
+ ctor.prototype.on = function(type, f) {on(this, type, f);};
+ ctor.prototype.off = function(type, f) {off(this, type, f);};
+ }
+
+ // MISC UTILITIES
+
+ // Number of pixels added to scroller and sizer to hide scrollbar
+ var scrollerGap = 30;
+
+ // Returned or thrown by various protocols to signal 'I'm not
+ // handling this'.
+ var Pass = CodeMirror.Pass = {toString: function(){return "CodeMirror.Pass";}};
+
+ // Reused option objects for setSelection & friends
+ var sel_dontScroll = {scroll: false}, sel_mouse = {origin: "*mouse"}, sel_move = {origin: "+move"};
+
+ function Delayed() {this.id = null;}
+ Delayed.prototype.set = function(ms, f) {
+ clearTimeout(this.id);
+ this.id = setTimeout(f, ms);
+ };
+
+ // Counts the column offset in a string, taking tabs into account.
+ // Used mostly to find indentation.
+ var countColumn = CodeMirror.countColumn = function(string, end, tabSize, startIndex, startValue) {
+ if (end == null) {
+ end = string.search(/[^\s\u00a0]/);
+ if (end == -1) end = string.length;
+ }
+ for (var i = startIndex || 0, n = startValue || 0;;) {
+ var nextTab = string.indexOf("\t", i);
+ if (nextTab < 0 || nextTab >= end)
+ return n + (end - i);
+ n += nextTab - i;
+ n += tabSize - (n % tabSize);
+ i = nextTab + 1;
+ }
+ };
+
+ // The inverse of countColumn -- find the offset that corresponds to
+ // a particular column.
+ var findColumn = CodeMirror.findColumn = function(string, goal, tabSize) {
+ for (var pos = 0, col = 0;;) {
+ var nextTab = string.indexOf("\t", pos);
+ if (nextTab == -1) nextTab = string.length;
+ var skipped = nextTab - pos;
+ if (nextTab == string.length || col + skipped >= goal)
+ return pos + Math.min(skipped, goal - col);
+ col += nextTab - pos;
+ col += tabSize - (col % tabSize);
+ pos = nextTab + 1;
+ if (col >= goal) return pos;
+ }
+ }
+
+ var spaceStrs = [""];
+ function spaceStr(n) {
+ while (spaceStrs.length <= n)
+ spaceStrs.push(lst(spaceStrs) + " ");
+ return spaceStrs[n];
+ }
+
+ function lst(arr) { return arr[arr.length-1]; }
+
+ var selectInput = function(node) { node.select(); };
+ if (ios) // Mobile Safari apparently has a bug where select() is broken.
+ selectInput = function(node) { node.selectionStart = 0; node.selectionEnd = node.value.length; };
+ else if (ie) // Suppress mysterious IE10 errors
+ selectInput = function(node) { try { node.select(); } catch(_e) {} };
+
+ function indexOf(array, elt) {
+ for (var i = 0; i < array.length; ++i)
+ if (array[i] == elt) return i;
+ return -1;
+ }
+ function map(array, f) {
+ var out = [];
+ for (var i = 0; i < array.length; i++) out[i] = f(array[i], i);
+ return out;
+ }
+
+ function nothing() {}
+
+ function createObj(base, props) {
+ var inst;
+ if (Object.create) {
+ inst = Object.create(base);
+ } else {
+ nothing.prototype = base;
+ inst = new nothing();
+ }
+ if (props) copyObj(props, inst);
+ return inst;
+ };
+
+ function copyObj(obj, target, overwrite) {
+ if (!target) target = {};
+ for (var prop in obj)
+ if (obj.hasOwnProperty(prop) && (overwrite !== false || !target.hasOwnProperty(prop)))
+ target[prop] = obj[prop];
+ return target;
+ }
+
+ function bind(f) {
+ var args = Array.prototype.slice.call(arguments, 1);
+ return function(){return f.apply(null, args);};
+ }
+
+ var nonASCIISingleCaseWordChar = /[\u00df\u0587\u0590-\u05f4\u0600-\u06ff\u3040-\u309f\u30a0-\u30ff\u3400-\u4db5\u4e00-\u9fcc\uac00-\ud7af]/;
+ var isWordCharBasic = CodeMirror.isWordChar = function(ch) {
+ return /\w/.test(ch) || ch > "\x80" &&
+ (ch.toUpperCase() != ch.toLowerCase() || nonASCIISingleCaseWordChar.test(ch));
+ };
+ function isWordChar(ch, helper) {
+ if (!helper) return isWordCharBasic(ch);
+ if (helper.source.indexOf("\\w") > -1 && isWordCharBasic(ch)) return true;
+ return helper.test(ch);
+ }
+
+ function isEmpty(obj) {
+ for (var n in obj) if (obj.hasOwnProperty(n) && obj[n]) return false;
+ return true;
+ }
+
+ // Extending unicode characters. A series of a non-extending char +
+ // any number of extending chars is treated as a single unit as far
+ // as editing and measuring is concerned. This is not fully correct,
+ // since some scripts/fonts/browsers also treat other configurations
+ // of code points as a group.
+ var extendingChars = /[\u0300-\u036f\u0483-\u0489\u0591-\u05bd\u05bf\u05c1\u05c2\u05c4\u05c5\u05c7\u0610-\u061a\u064b-\u065e\u0670\u06d6-\u06dc\u06de-\u06e4\u06e7\u06e8\u06ea-\u06ed\u0711\u0730-\u074a\u07a6-\u07b0\u07eb-\u07f3\u0816-\u0819\u081b-\u0823\u0825-\u0827\u0829-\u082d\u0900-\u0902\u093c\u0941-\u0948\u094d\u0951-\u0955\u0962\u0963\u0981\u09bc\u09be\u09c1-\u09c4\u09cd\u09d7\u09e2\u09e3\u0a01\u0a02\u0a3c\u0a41\u0a42\u0a47\u0a48\u0a4b-\u0a4d\u0a51\u0a70\u0a71\u0a75\u0a81\u0a82\u0abc\u0ac1-\u0ac5\u0ac7\u0ac8\u0acd\u0ae2\u0ae3\u0b01\u0b3c\u0b3e\u0b3f\u0b41-\u0b44\u0b4d\u0b56\u0b57\u0b62\u0b63\u0b82\u0bbe\u0bc0\u0bcd\u0bd7\u0c3e-\u0c40\u0c46-\u0c48\u0c4a-\u0c4d\u0c55\u0c56\u0c62\u0c63\u0cbc\u0cbf\u0cc2\u0cc6\u0ccc\u0ccd\u0cd5\u0cd6\u0ce2\u0ce3\u0d3e\u0d41-\u0d44\u0d4d\u0d57\u0d62\u0d63\u0dca\u0dcf\u0dd2-\u0dd4\u0dd6\u0ddf\u0e31\u0e34-\u0e3a\u0e47-\u0e4e\u0eb1\u0eb4-\u0eb9\u0ebb\u0ebc\u0ec8-\u0ecd\u0f18\u0f19\u0f35\u0f37\u0f39\u0f71-\u0f7e\u0f80-\u0f84\u0f86\u0f87\u0f90-\u0f97\u0f99-\u0fbc\u0fc6\u102d-\u1030\u1032-\u1037\u1039\u103a\u103d\u103e\u1058\u1059\u105e-\u1060\u1071-\u1074\u1082\u1085\u1086\u108d\u109d\u135f\u1712-\u1714\u1732-\u1734\u1752\u1753\u1772\u1773\u17b7-\u17bd\u17c6\u17c9-\u17d3\u17dd\u180b-\u180d\u18a9\u1920-\u1922\u1927\u1928\u1932\u1939-\u193b\u1a17\u1a18\u1a56\u1a58-\u1a5e\u1a60\u1a62\u1a65-\u1a6c\u1a73-\u1a7c\u1a7f\u1b00-\u1b03\u1b34\u1b36-\u1b3a\u1b3c\u1b42\u1b6b-\u1b73\u1b80\u1b81\u1ba2-\u1ba5\u1ba8\u1ba9\u1c2c-\u1c33\u1c36\u1c37\u1cd0-\u1cd2\u1cd4-\u1ce0\u1ce2-\u1ce8\u1ced\u1dc0-\u1de6\u1dfd-\u1dff\u200c\u200d\u20d0-\u20f0\u2cef-\u2cf1\u2de0-\u2dff\u302a-\u302f\u3099\u309a\ua66f-\ua672\ua67c\ua67d\ua6f0\ua6f1\ua802\ua806\ua80b\ua825\ua826\ua8c4\ua8e0-\ua8f1\ua926-\ua92d\ua947-\ua951\ua980-\ua982\ua9b3\ua9b6-\ua9b9\ua9bc\uaa29-\uaa2e\uaa31\uaa32\uaa35\uaa36\uaa43\uaa4c\uaab0\uaab2-\uaab4\uaab7\uaab8\uaabe\uaabf\uaac1\uabe5\uabe8\uabed\udc00-\udfff\ufb1e\ufe00-\ufe0f\ufe20-\ufe26\uff9e\uff9f]/;
+ function isExtendingChar(ch) { return ch.charCodeAt(0) >= 768 && extendingChars.test(ch); }
+
+ // DOM UTILITIES
+
+ function elt(tag, content, className, style) {
+ var e = document.createElement(tag);
+ if (className) e.className = className;
+ if (style) e.style.cssText = style;
+ if (typeof content == "string") e.appendChild(document.createTextNode(content));
+ else if (content) for (var i = 0; i < content.length; ++i) e.appendChild(content[i]);
+ return e;
+ }
+
+ var range;
+ if (document.createRange) range = function(node, start, end, endNode) {
+ var r = document.createRange();
+ r.setEnd(endNode || node, end);
+ r.setStart(node, start);
+ return r;
+ };
+ else range = function(node, start, end) {
+ var r = document.body.createTextRange();
+ try { r.moveToElementText(node.parentNode); }
+ catch(e) { return r; }
+ r.collapse(true);
+ r.moveEnd("character", end);
+ r.moveStart("character", start);
+ return r;
+ };
+
+ function removeChildren(e) {
+ for (var count = e.childNodes.length; count > 0; --count)
+ e.removeChild(e.firstChild);
+ return e;
+ }
+
+ function removeChildrenAndAdd(parent, e) {
+ return removeChildren(parent).appendChild(e);
+ }
+
+ var contains = CodeMirror.contains = function(parent, child) {
+ if (child.nodeType == 3) // Android browser always returns false when child is a textnode
+ child = child.parentNode;
+ if (parent.contains)
+ return parent.contains(child);
+ do {
+ if (child.nodeType == 11) child = child.host;
+ if (child == parent) return true;
+ } while (child = child.parentNode);
+ };
+
+ function activeElt() {
+ var activeElement = document.activeElement;
+ while (activeElement && activeElement.root && activeElement.root.activeElement)
+ activeElement = activeElement.root.activeElement;
+ return activeElement;
+ }
+ // Older versions of IE throws unspecified error when touching
+ // document.activeElement in some cases (during loading, in iframe)
+ if (ie && ie_version < 11) activeElt = function() {
+ try { return document.activeElement; }
+ catch(e) { return document.body; }
+ };
+
+ function classTest(cls) { return new RegExp("(^|\\s)" + cls + "(?:$|\\s)\\s*"); }
+ var rmClass = CodeMirror.rmClass = function(node, cls) {
+ var current = node.className;
+ var match = classTest(cls).exec(current);
+ if (match) {
+ var after = current.slice(match.index + match[0].length);
+ node.className = current.slice(0, match.index) + (after ? match[1] + after : "");
+ }
+ };
+ var addClass = CodeMirror.addClass = function(node, cls) {
+ var current = node.className;
+ if (!classTest(cls).test(current)) node.className += (current ? " " : "") + cls;
+ };
+ function joinClasses(a, b) {
+ var as = a.split(" ");
+ for (var i = 0; i < as.length; i++)
+ if (as[i] && !classTest(as[i]).test(b)) b += " " + as[i];
+ return b;
+ }
+
+ // WINDOW-WIDE EVENTS
+
+ // These must be handled carefully, because naively registering a
+ // handler for each editor will cause the editors to never be
+ // garbage collected.
+
+ function forEachCodeMirror(f) {
+ if (!document.body.getElementsByClassName) return;
+ var byClass = document.body.getElementsByClassName("CodeMirror");
+ for (var i = 0; i < byClass.length; i++) {
+ var cm = byClass[i].CodeMirror;
+ if (cm) f(cm);
+ }
+ }
+
+ var globalsRegistered = false;
+ function ensureGlobalHandlers() {
+ if (globalsRegistered) return;
+ registerGlobalHandlers();
+ globalsRegistered = true;
+ }
+ function registerGlobalHandlers() {
+ // When the window resizes, we need to refresh active editors.
+ var resizeTimer;
+ on(window, "resize", function() {
+ if (resizeTimer == null) resizeTimer = setTimeout(function() {
+ resizeTimer = null;
+ forEachCodeMirror(onResize);
+ }, 100);
+ });
+ // When the window loses focus, we want to show the editor as blurred
+ on(window, "blur", function() {
+ forEachCodeMirror(onBlur);
+ });
+ }
+
+ // FEATURE DETECTION
+
+ // Detect drag-and-drop
+ var dragAndDrop = function() {
+ // There is *some* kind of drag-and-drop support in IE6-8, but I
+ // couldn't get it to work yet.
+ if (ie && ie_version < 9) return false;
+ var div = elt('div');
+ return "draggable" in div || "dragDrop" in div;
+ }();
+
+ var zwspSupported;
+ function zeroWidthElement(measure) {
+ if (zwspSupported == null) {
+ var test = elt("span", "\u200b");
+ removeChildrenAndAdd(measure, elt("span", [test, document.createTextNode("x")]));
+ if (measure.firstChild.offsetHeight != 0)
+ zwspSupported = test.offsetWidth <= 1 && test.offsetHeight > 2 && !(ie && ie_version < 8);
+ }
+ var node = zwspSupported ? elt("span", "\u200b") :
+ elt("span", "\u00a0", null, "display: inline-block; width: 1px; margin-right: -1px");
+ node.setAttribute("cm-text", "");
+ return node;
+ }
+
+ // Feature-detect IE's crummy client rect reporting for bidi text
+ var badBidiRects;
+ function hasBadBidiRects(measure) {
+ if (badBidiRects != null) return badBidiRects;
+ var txt = removeChildrenAndAdd(measure, document.createTextNode("A\u062eA"));
+ var r0 = range(txt, 0, 1).getBoundingClientRect();
+ if (!r0 || r0.left == r0.right) return false; // Safari returns null in some cases (#2780)
+ var r1 = range(txt, 1, 2).getBoundingClientRect();
+ return badBidiRects = (r1.right - r0.right < 3);
+ }
+
+ // See if "".split is the broken IE version, if so, provide an
+ // alternative way to split lines.
+ var splitLinesAuto = CodeMirror.splitLines = "\n\nb".split(/\n/).length != 3 ? function(string) {
+ var pos = 0, result = [], l = string.length;
+ while (pos <= l) {
+ var nl = string.indexOf("\n", pos);
+ if (nl == -1) nl = string.length;
+ var line = string.slice(pos, string.charAt(nl - 1) == "\r" ? nl - 1 : nl);
+ var rt = line.indexOf("\r");
+ if (rt != -1) {
+ result.push(line.slice(0, rt));
+ pos += rt + 1;
+ } else {
+ result.push(line);
+ pos = nl + 1;
+ }
+ }
+ return result;
+ } : function(string){return string.split(/\r\n?|\n/);};
+
+ var hasSelection = window.getSelection ? function(te) {
+ try { return te.selectionStart != te.selectionEnd; }
+ catch(e) { return false; }
+ } : function(te) {
+ try {var range = te.ownerDocument.selection.createRange();}
+ catch(e) {}
+ if (!range || range.parentElement() != te) return false;
+ return range.compareEndPoints("StartToEnd", range) != 0;
+ };
+
+ var hasCopyEvent = (function() {
+ var e = elt("div");
+ if ("oncopy" in e) return true;
+ e.setAttribute("oncopy", "return;");
+ return typeof e.oncopy == "function";
+ })();
+
+ var badZoomedRects = null;
+ function hasBadZoomedRects(measure) {
+ if (badZoomedRects != null) return badZoomedRects;
+ var node = removeChildrenAndAdd(measure, elt("span", "x"));
+ var normal = node.getBoundingClientRect();
+ var fromRange = range(node, 0, 1).getBoundingClientRect();
+ return badZoomedRects = Math.abs(normal.left - fromRange.left) > 1;
+ }
+
+ // KEY NAMES
+
+ var keyNames = CodeMirror.keyNames = {
+ 3: "Enter", 8: "Backspace", 9: "Tab", 13: "Enter", 16: "Shift", 17: "Ctrl", 18: "Alt",
+ 19: "Pause", 20: "CapsLock", 27: "Esc", 32: "Space", 33: "PageUp", 34: "PageDown", 35: "End",
+ 36: "Home", 37: "Left", 38: "Up", 39: "Right", 40: "Down", 44: "PrintScrn", 45: "Insert",
+ 46: "Delete", 59: ";", 61: "=", 91: "Mod", 92: "Mod", 93: "Mod",
+ 106: "*", 107: "=", 109: "-", 110: ".", 111: "/", 127: "Delete",
+ 173: "-", 186: ";", 187: "=", 188: ",", 189: "-", 190: ".", 191: "/", 192: "`", 219: "[", 220: "\\",
+ 221: "]", 222: "'", 63232: "Up", 63233: "Down", 63234: "Left", 63235: "Right", 63272: "Delete",
+ 63273: "Home", 63275: "End", 63276: "PageUp", 63277: "PageDown", 63302: "Insert"
+ };
+ (function() {
+ // Number keys
+ for (var i = 0; i < 10; i++) keyNames[i + 48] = keyNames[i + 96] = String(i);
+ // Alphabetic keys
+ for (var i = 65; i <= 90; i++) keyNames[i] = String.fromCharCode(i);
+ // Function keys
+ for (var i = 1; i <= 12; i++) keyNames[i + 111] = keyNames[i + 63235] = "F" + i;
+ })();
+
+ // BIDI HELPERS
+
+ function iterateBidiSections(order, from, to, f) {
+ if (!order) return f(from, to, "ltr");
+ var found = false;
+ for (var i = 0; i < order.length; ++i) {
+ var part = order[i];
+ if (part.from < to && part.to > from || from == to && part.to == from) {
+ f(Math.max(part.from, from), Math.min(part.to, to), part.level == 1 ? "rtl" : "ltr");
+ found = true;
+ }
+ }
+ if (!found) f(from, to, "ltr");
+ }
+
+ function bidiLeft(part) { return part.level % 2 ? part.to : part.from; }
+ function bidiRight(part) { return part.level % 2 ? part.from : part.to; }
+
+ function lineLeft(line) { var order = getOrder(line); return order ? bidiLeft(order[0]) : 0; }
+ function lineRight(line) {
+ var order = getOrder(line);
+ if (!order) return line.text.length;
+ return bidiRight(lst(order));
+ }
+
+ function lineStart(cm, lineN) {
+ var line = getLine(cm.doc, lineN);
+ var visual = visualLine(line);
+ if (visual != line) lineN = lineNo(visual);
+ var order = getOrder(visual);
+ var ch = !order ? 0 : order[0].level % 2 ? lineRight(visual) : lineLeft(visual);
+ return Pos(lineN, ch);
+ }
+ function lineEnd(cm, lineN) {
+ var merged, line = getLine(cm.doc, lineN);
+ while (merged = collapsedSpanAtEnd(line)) {
+ line = merged.find(1, true).line;
+ lineN = null;
+ }
+ var order = getOrder(line);
+ var ch = !order ? line.text.length : order[0].level % 2 ? lineLeft(line) : lineRight(line);
+ return Pos(lineN == null ? lineNo(line) : lineN, ch);
+ }
+ function lineStartSmart(cm, pos) {
+ var start = lineStart(cm, pos.line);
+ var line = getLine(cm.doc, start.line);
+ var order = getOrder(line);
+ if (!order || order[0].level == 0) {
+ var firstNonWS = Math.max(0, line.text.search(/\S/));
+ var inWS = pos.line == start.line && pos.ch <= firstNonWS && pos.ch;
+ return Pos(start.line, inWS ? 0 : firstNonWS);
+ }
+ return start;
+ }
+
+ function compareBidiLevel(order, a, b) {
+ var linedir = order[0].level;
+ if (a == linedir) return true;
+ if (b == linedir) return false;
+ return a < b;
+ }
+ var bidiOther;
+ function getBidiPartAt(order, pos) {
+ bidiOther = null;
+ for (var i = 0, found; i < order.length; ++i) {
+ var cur = order[i];
+ if (cur.from < pos && cur.to > pos) return i;
+ if ((cur.from == pos || cur.to == pos)) {
+ if (found == null) {
+ found = i;
+ } else if (compareBidiLevel(order, cur.level, order[found].level)) {
+ if (cur.from != cur.to) bidiOther = found;
+ return i;
+ } else {
+ if (cur.from != cur.to) bidiOther = i;
+ return found;
+ }
+ }
+ }
+ return found;
+ }
+
+ function moveInLine(line, pos, dir, byUnit) {
+ if (!byUnit) return pos + dir;
+ do pos += dir;
+ while (pos > 0 && isExtendingChar(line.text.charAt(pos)));
+ return pos;
+ }
+
+ // This is needed in order to move 'visually' through bi-directional
+ // text -- i.e., pressing left should make the cursor go left, even
+ // when in RTL text. The tricky part is the 'jumps', where RTL and
+ // LTR text touch each other. This often requires the cursor offset
+ // to move more than one unit, in order to visually move one unit.
+ function moveVisually(line, start, dir, byUnit) {
+ var bidi = getOrder(line);
+ if (!bidi) return moveLogically(line, start, dir, byUnit);
+ var pos = getBidiPartAt(bidi, start), part = bidi[pos];
+ var target = moveInLine(line, start, part.level % 2 ? -dir : dir, byUnit);
+
+ for (;;) {
+ if (target > part.from && target < part.to) return target;
+ if (target == part.from || target == part.to) {
+ if (getBidiPartAt(bidi, target) == pos) return target;
+ part = bidi[pos += dir];
+ return (dir > 0) == part.level % 2 ? part.to : part.from;
+ } else {
+ part = bidi[pos += dir];
+ if (!part) return null;
+ if ((dir > 0) == part.level % 2)
+ target = moveInLine(line, part.to, -1, byUnit);
+ else
+ target = moveInLine(line, part.from, 1, byUnit);
+ }
+ }
+ }
+
+ function moveLogically(line, start, dir, byUnit) {
+ var target = start + dir;
+ if (byUnit) while (target > 0 && isExtendingChar(line.text.charAt(target))) target += dir;
+ return target < 0 || target > line.text.length ? null : target;
+ }
+
+ // Bidirectional ordering algorithm
+ // See http://unicode.org/reports/tr9/tr9-13.html for the algorithm
+ // that this (partially) implements.
+
+ // One-char codes used for character types:
+ // L (L): Left-to-Right
+ // R (R): Right-to-Left
+ // r (AL): Right-to-Left Arabic
+ // 1 (EN): European Number
+ // + (ES): European Number Separator
+ // % (ET): European Number Terminator
+ // n (AN): Arabic Number
+ // , (CS): Common Number Separator
+ // m (NSM): Non-Spacing Mark
+ // b (BN): Boundary Neutral
+ // s (B): Paragraph Separator
+ // t (S): Segment Separator
+ // w (WS): Whitespace
+ // N (ON): Other Neutrals
+
+ // Returns null if characters are ordered as they appear
+ // (left-to-right), or an array of sections ({from, to, level}
+ // objects) in the order in which they occur visually.
+ var bidiOrdering = (function() {
+ // Character types for codepoints 0 to 0xff
+ var lowTypes = "bbbbbbbbbtstwsbbbbbbbbbbbbbbssstwNN%%%NNNNNN,N,N1111111111NNNNNNNLLLLLLLLLLLLLLLLLLLLLLLLLLNNNNNNLLLLLLLLLLLLLLLLLLLLLLLLLLNNNNbbbbbbsbbbbbbbbbbbbbbbbbbbbbbbbbb,N%%%%NNNNLNNNNN%%11NLNNN1LNNNNNLLLLLLLLLLLLLLLLLLLLLLLNLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLN";
+ // Character types for codepoints 0x600 to 0x6ff
+ var arabicTypes = "rrrrrrrrrrrr,rNNmmmmmmrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrmmmmmmmmmmmmmmrrrrrrrnnnnnnnnnn%nnrrrmrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrmmmmmmmmmmmmmmmmmmmNmmmm";
+ function charType(code) {
+ if (code <= 0xf7) return lowTypes.charAt(code);
+ else if (0x590 <= code && code <= 0x5f4) return "R";
+ else if (0x600 <= code && code <= 0x6ed) return arabicTypes.charAt(code - 0x600);
+ else if (0x6ee <= code && code <= 0x8ac) return "r";
+ else if (0x2000 <= code && code <= 0x200b) return "w";
+ else if (code == 0x200c) return "b";
+ else return "L";
+ }
+
+ var bidiRE = /[\u0590-\u05f4\u0600-\u06ff\u0700-\u08ac]/;
+ var isNeutral = /[stwN]/, isStrong = /[LRr]/, countsAsLeft = /[Lb1n]/, countsAsNum = /[1n]/;
+ // Browsers seem to always treat the boundaries of block elements as being L.
+ var outerType = "L";
+
+ function BidiSpan(level, from, to) {
+ this.level = level;
+ this.from = from; this.to = to;
+ }
+
+ return function(str) {
+ if (!bidiRE.test(str)) return false;
+ var len = str.length, types = [];
+ for (var i = 0, type; i < len; ++i)
+ types.push(type = charType(str.charCodeAt(i)));
+
+ // W1. Examine each non-spacing mark (NSM) in the level run, and
+ // change the type of the NSM to the type of the previous
+ // character. If the NSM is at the start of the level run, it will
+ // get the type of sor.
+ for (var i = 0, prev = outerType; i < len; ++i) {
+ var type = types[i];
+ if (type == "m") types[i] = prev;
+ else prev = type;
+ }
+
+ // W2. Search backwards from each instance of a European number
+ // until the first strong type (R, L, AL, or sor) is found. If an
+ // AL is found, change the type of the European number to Arabic
+ // number.
+ // W3. Change all ALs to R.
+ for (var i = 0, cur = outerType; i < len; ++i) {
+ var type = types[i];
+ if (type == "1" && cur == "r") types[i] = "n";
+ else if (isStrong.test(type)) { cur = type; if (type == "r") types[i] = "R"; }
+ }
+
+ // W4. A single European separator between two European numbers
+ // changes to a European number. A single common separator between
+ // two numbers of the same type changes to that type.
+ for (var i = 1, prev = types[0]; i < len - 1; ++i) {
+ var type = types[i];
+ if (type == "+" && prev == "1" && types[i+1] == "1") types[i] = "1";
+ else if (type == "," && prev == types[i+1] &&
+ (prev == "1" || prev == "n")) types[i] = prev;
+ prev = type;
+ }
+
+ // W5. A sequence of European terminators adjacent to European
+ // numbers changes to all European numbers.
+ // W6. Otherwise, separators and terminators change to Other
+ // Neutral.
+ for (var i = 0; i < len; ++i) {
+ var type = types[i];
+ if (type == ",") types[i] = "N";
+ else if (type == "%") {
+ for (var end = i + 1; end < len && types[end] == "%"; ++end) {}
+ var replace = (i && types[i-1] == "!") || (end < len && types[end] == "1") ? "1" : "N";
+ for (var j = i; j < end; ++j) types[j] = replace;
+ i = end - 1;
+ }
+ }
+
+ // W7. Search backwards from each instance of a European number
+ // until the first strong type (R, L, or sor) is found. If an L is
+ // found, then change the type of the European number to L.
+ for (var i = 0, cur = outerType; i < len; ++i) {
+ var type = types[i];
+ if (cur == "L" && type == "1") types[i] = "L";
+ else if (isStrong.test(type)) cur = type;
+ }
+
+ // N1. A sequence of neutrals takes the direction of the
+ // surrounding strong text if the text on both sides has the same
+ // direction. European and Arabic numbers act as if they were R in
+ // terms of their influence on neutrals. Start-of-level-run (sor)
+ // and end-of-level-run (eor) are used at level run boundaries.
+ // N2. Any remaining neutrals take the embedding direction.
+ for (var i = 0; i < len; ++i) {
+ if (isNeutral.test(types[i])) {
+ for (var end = i + 1; end < len && isNeutral.test(types[end]); ++end) {}
+ var before = (i ? types[i-1] : outerType) == "L";
+ var after = (end < len ? types[end] : outerType) == "L";
+ var replace = before || after ? "L" : "R";
+ for (var j = i; j < end; ++j) types[j] = replace;
+ i = end - 1;
+ }
+ }
+
+ // Here we depart from the documented algorithm, in order to avoid
+ // building up an actual levels array. Since there are only three
+ // levels (0, 1, 2) in an implementation that doesn't take
+ // explicit embedding into account, we can build up the order on
+ // the fly, without following the level-based algorithm.
+ var order = [], m;
+ for (var i = 0; i < len;) {
+ if (countsAsLeft.test(types[i])) {
+ var start = i;
+ for (++i; i < len && countsAsLeft.test(types[i]); ++i) {}
+ order.push(new BidiSpan(0, start, i));
+ } else {
+ var pos = i, at = order.length;
+ for (++i; i < len && types[i] != "L"; ++i) {}
+ for (var j = pos; j < i;) {
+ if (countsAsNum.test(types[j])) {
+ if (pos < j) order.splice(at, 0, new BidiSpan(1, pos, j));
+ var nstart = j;
+ for (++j; j < i && countsAsNum.test(types[j]); ++j) {}
+ order.splice(at, 0, new BidiSpan(2, nstart, j));
+ pos = j;
+ } else ++j;
+ }
+ if (pos < i) order.splice(at, 0, new BidiSpan(1, pos, i));
+ }
+ }
+ if (order[0].level == 1 && (m = str.match(/^\s+/))) {
+ order[0].from = m[0].length;
+ order.unshift(new BidiSpan(0, 0, m[0].length));
+ }
+ if (lst(order).level == 1 && (m = str.match(/\s+$/))) {
+ lst(order).to -= m[0].length;
+ order.push(new BidiSpan(0, len - m[0].length, len));
+ }
+ if (order[0].level == 2)
+ order.unshift(new BidiSpan(1, order[0].to, order[0].to));
+ if (order[0].level != lst(order).level)
+ order.push(new BidiSpan(order[0].level, len, len));
+
+ return order;
+ };
+ })();
+
+ // THE END
+
+ CodeMirror.version = "5.16.0";
+
+ return CodeMirror;
+ });
+
+
+/***/ },
+/* 3 */
+/***/ function(module, exports, __webpack_require__) {
+
+ // CodeMirror, copyright (c) by Marijn Haverbeke and others
+ // Distributed under an MIT license: http://codemirror.net/LICENSE
+
+ (function(mod) {
+ if (true) // CommonJS
+ mod(__webpack_require__(2));
+ else if (typeof define == "function" && define.amd) // AMD
+ define(["../../lib/codemirror"], mod);
+ else // Plain browser env
+ mod(CodeMirror);
+ })(function(CodeMirror) {
+ "use strict";
+ var Pos = CodeMirror.Pos;
+
+ function SearchCursor(doc, query, pos, caseFold) {
+ this.atOccurrence = false; this.doc = doc;
+ if (caseFold == null && typeof query == "string") caseFold = false;
+
+ pos = pos ? doc.clipPos(pos) : Pos(0, 0);
+ this.pos = {from: pos, to: pos};
+
+ // The matches method is filled in based on the type of query.
+ // It takes a position and a direction, and returns an object
+ // describing the next occurrence of the query, or null if no
+ // more matches were found.
+ if (typeof query != "string") { // Regexp match
+ if (!query.global) query = new RegExp(query.source, query.ignoreCase ? "ig" : "g");
+ this.matches = function(reverse, pos) {
+ if (reverse) {
+ query.lastIndex = 0;
+ var line = doc.getLine(pos.line).slice(0, pos.ch), cutOff = 0, match, start;
+ for (;;) {
+ query.lastIndex = cutOff;
+ var newMatch = query.exec(line);
+ if (!newMatch) break;
+ match = newMatch;
+ start = match.index;
+ cutOff = match.index + (match[0].length || 1);
+ if (cutOff == line.length) break;
+ }
+ var matchLen = (match && match[0].length) || 0;
+ if (!matchLen) {
+ if (start == 0 && line.length == 0) {match = undefined;}
+ else if (start != doc.getLine(pos.line).length) {
+ matchLen++;
+ }
+ }
+ } else {
+ query.lastIndex = pos.ch;
+ var line = doc.getLine(pos.line), match = query.exec(line);
+ var matchLen = (match && match[0].length) || 0;
+ var start = match && match.index;
+ if (start + matchLen != line.length && !matchLen) matchLen = 1;
+ }
+ if (match && matchLen)
+ return {from: Pos(pos.line, start),
+ to: Pos(pos.line, start + matchLen),
+ match: match};
+ };
+ } else { // String query
+ var origQuery = query;
+ if (caseFold) query = query.toLowerCase();
+ var fold = caseFold ? function(str){return str.toLowerCase();} : function(str){return str;};
+ var target = query.split("\n");
+ // Different methods for single-line and multi-line queries
+ if (target.length == 1) {
+ if (!query.length) {
+ // Empty string would match anything and never progress, so
+ // we define it to match nothing instead.
+ this.matches = function() {};
+ } else {
+ this.matches = function(reverse, pos) {
+ if (reverse) {
+ var orig = doc.getLine(pos.line).slice(0, pos.ch), line = fold(orig);
+ var match = line.lastIndexOf(query);
+ if (match > -1) {
+ match = adjustPos(orig, line, match);
+ return {from: Pos(pos.line, match), to: Pos(pos.line, match + origQuery.length)};
+ }
+ } else {
+ var orig = doc.getLine(pos.line).slice(pos.ch), line = fold(orig);
+ var match = line.indexOf(query);
+ if (match > -1) {
+ match = adjustPos(orig, line, match) + pos.ch;
+ return {from: Pos(pos.line, match), to: Pos(pos.line, match + origQuery.length)};
+ }
+ }
+ };
+ }
+ } else {
+ var origTarget = origQuery.split("\n");
+ this.matches = function(reverse, pos) {
+ var last = target.length - 1;
+ if (reverse) {
+ if (pos.line - (target.length - 1) < doc.firstLine()) return;
+ if (fold(doc.getLine(pos.line).slice(0, origTarget[last].length)) != target[target.length - 1]) return;
+ var to = Pos(pos.line, origTarget[last].length);
+ for (var ln = pos.line - 1, i = last - 1; i >= 1; --i, --ln)
+ if (target[i] != fold(doc.getLine(ln))) return;
+ var line = doc.getLine(ln), cut = line.length - origTarget[0].length;
+ if (fold(line.slice(cut)) != target[0]) return;
+ return {from: Pos(ln, cut), to: to};
+ } else {
+ if (pos.line + (target.length - 1) > doc.lastLine()) return;
+ var line = doc.getLine(pos.line), cut = line.length - origTarget[0].length;
+ if (fold(line.slice(cut)) != target[0]) return;
+ var from = Pos(pos.line, cut);
+ for (var ln = pos.line + 1, i = 1; i < last; ++i, ++ln)
+ if (target[i] != fold(doc.getLine(ln))) return;
+ if (fold(doc.getLine(ln).slice(0, origTarget[last].length)) != target[last]) return;
+ return {from: from, to: Pos(ln, origTarget[last].length)};
+ }
+ };
+ }
+ }
+ }
+
+ SearchCursor.prototype = {
+ findNext: function() {return this.find(false);},
+ findPrevious: function() {return this.find(true);},
+
+ find: function(reverse) {
+ var self = this, pos = this.doc.clipPos(reverse ? this.pos.from : this.pos.to);
+ function savePosAndFail(line) {
+ var pos = Pos(line, 0);
+ self.pos = {from: pos, to: pos};
+ self.atOccurrence = false;
+ return false;
+ }
+
+ for (;;) {
+ if (this.pos = this.matches(reverse, pos)) {
+ this.atOccurrence = true;
+ return this.pos.match || true;
+ }
+ if (reverse) {
+ if (!pos.line) return savePosAndFail(0);
+ pos = Pos(pos.line-1, this.doc.getLine(pos.line-1).length);
+ }
+ else {
+ var maxLine = this.doc.lineCount();
+ if (pos.line == maxLine - 1) return savePosAndFail(maxLine);
+ pos = Pos(pos.line + 1, 0);
+ }
+ }
+ },
+
+ from: function() {if (this.atOccurrence) return this.pos.from;},
+ to: function() {if (this.atOccurrence) return this.pos.to;},
+
+ replace: function(newText, origin) {
+ if (!this.atOccurrence) return;
+ var lines = CodeMirror.splitLines(newText);
+ this.doc.replaceRange(lines, this.pos.from, this.pos.to, origin);
+ this.pos.to = Pos(this.pos.from.line + lines.length - 1,
+ lines[lines.length - 1].length + (lines.length == 1 ? this.pos.from.ch : 0));
+ }
+ };
+
+ // Maps a position in a case-folded line back to a position in the original line
+ // (compensating for codepoints increasing in number during folding)
+ function adjustPos(orig, folded, pos) {
+ if (orig.length == folded.length) return pos;
+ for (var pos1 = Math.min(pos, orig.length);;) {
+ var len1 = orig.slice(0, pos1).toLowerCase().length;
+ if (len1 < pos) ++pos1;
+ else if (len1 > pos) --pos1;
+ else return pos1;
+ }
+ }
+
+ CodeMirror.defineExtension("getSearchCursor", function(query, pos, caseFold) {
+ return new SearchCursor(this.doc, query, pos, caseFold);
+ });
+ CodeMirror.defineDocExtension("getSearchCursor", function(query, pos, caseFold) {
+ return new SearchCursor(this, query, pos, caseFold);
+ });
+
+ CodeMirror.defineExtension("selectMatches", function(query, caseFold) {
+ var ranges = [];
+ var cur = this.getSearchCursor(query, this.getCursor("from"), caseFold);
+ while (cur.findNext()) {
+ if (CodeMirror.cmpPos(cur.to(), this.getCursor("to")) > 0) break;
+ ranges.push({anchor: cur.from(), head: cur.to()});
+ }
+ if (ranges.length)
+ this.setSelections(ranges, 0);
+ });
+ });
+
+
+/***/ },
+/* 4 */
+/***/ function(module, exports, __webpack_require__) {
+
+ // CodeMirror, copyright (c) by Marijn Haverbeke and others
+ // Distributed under an MIT license: http://codemirror.net/LICENSE
+
+ // Define search commands. Depends on dialog.js or another
+ // implementation of the openDialog method.
+
+ // Replace works a little oddly -- it will do the replace on the next
+ // Ctrl-G (or whatever is bound to findNext) press. You prevent a
+ // replace by making sure the match is no longer selected when hitting
+ // Ctrl-G.
+
+ (function(mod) {
+ if (true) // CommonJS
+ mod(__webpack_require__(2), __webpack_require__(3), __webpack_require__(1));
+ else if (typeof define == "function" && define.amd) // AMD
+ define(["../../lib/codemirror", "./searchcursor", "../dialog/dialog"], mod);
+ else // Plain browser env
+ mod(CodeMirror);
+ })(function(CodeMirror) {
+ "use strict";
+
+ function searchOverlay(query, caseInsensitive) {
+ if (typeof query == "string")
+ query = new RegExp(query.replace(/[\-\[\]\/\{\}\(\)\*\+\?\.\\\^\$\|]/g, "\\$&"), caseInsensitive ? "gi" : "g");
+ else if (!query.global)
+ query = new RegExp(query.source, query.ignoreCase ? "gi" : "g");
+
+ return {token: function(stream) {
+ query.lastIndex = stream.pos;
+ var match = query.exec(stream.string);
+ if (match && match.index == stream.pos) {
+ stream.pos += match[0].length || 1;
+ return "searching";
+ } else if (match) {
+ stream.pos = match.index;
+ } else {
+ stream.skipToEnd();
+ }
+ }};
+ }
+
+ function SearchState() {
+ this.posFrom = this.posTo = this.lastQuery = this.query = null;
+ this.overlay = null;
+ }
+
+ function getSearchState(cm) {
+ return cm.state.search || (cm.state.search = new SearchState());
+ }
+
+ function queryCaseInsensitive(query) {
+ return typeof query == "string" && query == query.toLowerCase();
+ }
+
+ function getSearchCursor(cm, query, pos) {
+ // Heuristic: if the query string is all lowercase, do a case insensitive search.
+ return cm.getSearchCursor(query, pos, queryCaseInsensitive(query));
+ }
+
+ function persistentDialog(cm, text, deflt, f) {
+ cm.openDialog(text, f, {
+ value: deflt,
+ selectValueOnOpen: true,
+ closeOnEnter: false,
+ onClose: function() { clearSearch(cm); }
+ });
+ }
+
+ function dialog(cm, text, shortText, deflt, f) {
+ if (cm.openDialog) cm.openDialog(text, f, {value: deflt, selectValueOnOpen: true});
+ else f(prompt(shortText, deflt));
+ }
+
+ function confirmDialog(cm, text, shortText, fs) {
+ if (cm.openConfirm) cm.openConfirm(text, fs);
+ else if (confirm(shortText)) fs[0]();
+ }
+
+ function parseString(string) {
+ return string.replace(/\\(.)/g, function(_, ch) {
+ if (ch == "n") return "\n"
+ if (ch == "r") return "\r"
+ return ch
+ })
+ }
+
+ function parseQuery(query) {
+ var isRE = query.match(/^\/(.*)\/([a-z]*)$/);
+ if (isRE) {
+ try { query = new RegExp(isRE[1], isRE[2].indexOf("i") == -1 ? "" : "i"); }
+ catch(e) {} // Not a regular expression after all, do a string search
+ } else {
+ query = parseString(query)
+ }
+ if (typeof query == "string" ? query == "" : query.test(""))
+ query = /x^/;
+ return query;
+ }
+
+ var queryDialog;
+
+ function startSearch(cm, state, query) {
+ state.queryText = query;
+ state.query = parseQuery(query);
+ cm.removeOverlay(state.overlay, queryCaseInsensitive(state.query));
+ state.overlay = searchOverlay(state.query, queryCaseInsensitive(state.query));
+ cm.addOverlay(state.overlay);
+ if (cm.showMatchesOnScrollbar) {
+ if (state.annotate) { state.annotate.clear(); state.annotate = null; }
+ state.annotate = cm.showMatchesOnScrollbar(state.query, queryCaseInsensitive(state.query));
+ }
+ }
+
+ function doSearch(cm, rev, persistent) {
+ if (!queryDialog) {
+ let doc = cm.getWrapperElement().ownerDocument;
+ let inp = doc.createElement("input");
+
+ inp.type = "search";
+ inp.placeholder = cm.l10n("findCmd.promptMessage");
+ inp.style.marginInlineStart = "1em";
+ inp.style.marginInlineEnd = "1em";
+ inp.style.flexGrow = "1";
+ inp.addEventListener("focus", () => inp.select());
+
+ queryDialog = doc.createElement("div");
+ queryDialog.appendChild(inp);
+ queryDialog.style.display = "flex";
+ }
+
+ var state = getSearchState(cm);
+ if (state.query) return findNext(cm, rev);
+ var q = cm.getSelection() || state.lastQuery;
+ if (persistent && cm.openDialog) {
+ var hiding = null
+ persistentDialog(cm, queryDialog, q, function(query, event) {
+ CodeMirror.e_stop(event);
+ if (!query) return;
+ if (query != state.queryText) {
+ startSearch(cm, state, query);
+ state.posFrom = state.posTo = cm.getCursor();
+ }
+ if (hiding) hiding.style.opacity = 1
+ findNext(cm, event.shiftKey, function(_, to) {
+ var dialog
+ if (to.line < 3 && document.querySelector &&
+ (dialog = cm.display.wrapper.querySelector(".CodeMirror-dialog")) &&
+ dialog.getBoundingClientRect().bottom - 4 > cm.cursorCoords(to, "window").top)
+ (hiding = dialog).style.opacity = .4
+ })
+ });
+ } else {
+ dialog(cm, queryDialog, "Search for:", q, function(query) {
+ if (query && !state.query) cm.operation(function() {
+ startSearch(cm, state, query);
+ state.posFrom = state.posTo = cm.getCursor();
+ findNext(cm, rev);
+ });
+ });
+ }
+ }
+
+ function findNext(cm, rev, callback) {cm.operation(function() {
+ var state = getSearchState(cm);
+ var cursor = getSearchCursor(cm, state.query, rev ? state.posFrom : state.posTo);
+ if (!cursor.find(rev)) {
+ cursor = getSearchCursor(cm, state.query, rev ? CodeMirror.Pos(cm.lastLine()) : CodeMirror.Pos(cm.firstLine(), 0));
+ if (!cursor.find(rev)) return;
+ }
+ cm.setSelection(cursor.from(), cursor.to());
+ cm.scrollIntoView({from: cursor.from(), to: cursor.to()}, 20);
+ state.posFrom = cursor.from(); state.posTo = cursor.to();
+ if (callback) callback(cursor.from(), cursor.to())
+ });}
+
+ function clearSearch(cm) {cm.operation(function() {
+ var state = getSearchState(cm);
+ state.lastQuery = state.query;
+ if (!state.query) return;
+ state.query = state.queryText = null;
+ cm.removeOverlay(state.overlay);
+ if (state.annotate) { state.annotate.clear(); state.annotate = null; }
+ });}
+
+ var replaceQueryDialog =
+ ' <input type="text" style="width: 10em" class="CodeMirror-search-field"/> <span style="color: #888" class="CodeMirror-search-hint">(Use /re/ syntax for regexp search)</span>';
+ var replacementQueryDialog = 'With: <input type="text" style="width: 10em" class="CodeMirror-search-field"/>';
+ var doReplaceConfirm = "Replace? <button>Yes</button> <button>No</button> <button>All</button> <button>Stop</button>";
+
+ function replaceAll(cm, query, text) {
+ cm.operation(function() {
+ for (var cursor = getSearchCursor(cm, query); cursor.findNext();) {
+ if (typeof query != "string") {
+ var match = cm.getRange(cursor.from(), cursor.to()).match(query);
+ cursor.replace(text.replace(/\$(\d)/g, function(_, i) {return match[i];}));
+ } else cursor.replace(text);
+ }
+ });
+ }
+
+ function replace(cm, all) {
+ if (cm.getOption("readOnly")) return;
+ var query = cm.getSelection() || getSearchState(cm).lastQuery;
+ var dialogText = all ? "Replace all:" : "Replace:"
+ dialog(cm, dialogText + replaceQueryDialog, dialogText, query, function(query) {
+ if (!query) return;
+ query = parseQuery(query);
+ dialog(cm, replacementQueryDialog, "Replace with:", "", function(text) {
+ text = parseString(text)
+ if (all) {
+ replaceAll(cm, query, text)
+ } else {
+ clearSearch(cm);
+ var cursor = getSearchCursor(cm, query, cm.getCursor("from"));
+ var advance = function() {
+ var start = cursor.from(), match;
+ if (!(match = cursor.findNext())) {
+ cursor = getSearchCursor(cm, query);
+ if (!(match = cursor.findNext()) ||
+ (start && cursor.from().line == start.line && cursor.from().ch == start.ch)) return;
+ }
+ cm.setSelection(cursor.from(), cursor.to());
+ cm.scrollIntoView({from: cursor.from(), to: cursor.to()});
+ confirmDialog(cm, doReplaceConfirm, "Replace?",
+ [function() {doReplace(match);}, advance,
+ function() {replaceAll(cm, query, text)}]);
+ };
+ var doReplace = function(match) {
+ cursor.replace(typeof query == "string" ? text :
+ text.replace(/\$(\d)/g, function(_, i) {return match[i];}));
+ advance();
+ };
+ advance();
+ }
+ });
+ });
+ }
+
+ CodeMirror.commands.find = function(cm) {clearSearch(cm); doSearch(cm);};
+ CodeMirror.commands.findPersistent = function(cm) {clearSearch(cm); doSearch(cm, false, true);};
+ CodeMirror.commands.findNext = doSearch;
+ CodeMirror.commands.findPrev = function(cm) {doSearch(cm, true);};
+ CodeMirror.commands.clearSearch = clearSearch;
+ CodeMirror.commands.replace = replace;
+ CodeMirror.commands.replaceAll = function(cm) {replace(cm, true);};
+ });
+
+
+/***/ },
+/* 5 */
+/***/ function(module, exports, __webpack_require__) {
+
+ // CodeMirror, copyright (c) by Marijn Haverbeke and others
+ // Distributed under an MIT license: http://codemirror.net/LICENSE
+
+ (function(mod) {
+ if (true) // CommonJS
+ mod(__webpack_require__(2));
+ else if (typeof define == "function" && define.amd) // AMD
+ define(["../../lib/codemirror"], mod);
+ else // Plain browser env
+ mod(CodeMirror);
+ })(function(CodeMirror) {
+ var ie_lt8 = /MSIE \d/.test(navigator.userAgent) &&
+ (document.documentMode == null || document.documentMode < 8);
+
+ var Pos = CodeMirror.Pos;
+
+ var matching = {"(": ")>", ")": "(<", "[": "]>", "]": "[<", "{": "}>", "}": "{<"};
+
+ function findMatchingBracket(cm, where, strict, config) {
+ var line = cm.getLineHandle(where.line), pos = where.ch - 1;
+ var match = (pos >= 0 && matching[line.text.charAt(pos)]) || matching[line.text.charAt(++pos)];
+ if (!match) return null;
+ var dir = match.charAt(1) == ">" ? 1 : -1;
+ if (strict && (dir > 0) != (pos == where.ch)) return null;
+ var style = cm.getTokenTypeAt(Pos(where.line, pos + 1));
+
+ var found = scanForBracket(cm, Pos(where.line, pos + (dir > 0 ? 1 : 0)), dir, style || null, config);
+ if (found == null) return null;
+ return {from: Pos(where.line, pos), to: found && found.pos,
+ match: found && found.ch == match.charAt(0), forward: dir > 0};
+ }
+
+ // bracketRegex is used to specify which type of bracket to scan
+ // should be a regexp, e.g. /[[\]]/
+ //
+ // Note: If "where" is on an open bracket, then this bracket is ignored.
+ //
+ // Returns false when no bracket was found, null when it reached
+ // maxScanLines and gave up
+ function scanForBracket(cm, where, dir, style, config) {
+ var maxScanLen = (config && config.maxScanLineLength) || 10000;
+ var maxScanLines = (config && config.maxScanLines) || 1000;
+
+ var stack = [];
+ var re = config && config.bracketRegex ? config.bracketRegex : /[(){}[\]]/;
+ var lineEnd = dir > 0 ? Math.min(where.line + maxScanLines, cm.lastLine() + 1)
+ : Math.max(cm.firstLine() - 1, where.line - maxScanLines);
+ for (var lineNo = where.line; lineNo != lineEnd; lineNo += dir) {
+ var line = cm.getLine(lineNo);
+ if (!line) continue;
+ var pos = dir > 0 ? 0 : line.length - 1, end = dir > 0 ? line.length : -1;
+ if (line.length > maxScanLen) continue;
+ if (lineNo == where.line) pos = where.ch - (dir < 0 ? 1 : 0);
+ for (; pos != end; pos += dir) {
+ var ch = line.charAt(pos);
+ if (re.test(ch) && (style === undefined || cm.getTokenTypeAt(Pos(lineNo, pos + 1)) == style)) {
+ var match = matching[ch];
+ if ((match.charAt(1) == ">") == (dir > 0)) stack.push(ch);
+ else if (!stack.length) return {pos: Pos(lineNo, pos), ch: ch};
+ else stack.pop();
+ }
+ }
+ }
+ return lineNo - dir == (dir > 0 ? cm.lastLine() : cm.firstLine()) ? false : null;
+ }
+
+ function matchBrackets(cm, autoclear, config) {
+ // Disable brace matching in long lines, since it'll cause hugely slow updates
+ var maxHighlightLen = cm.state.matchBrackets.maxHighlightLineLength || 1000;
+ var marks = [], ranges = cm.listSelections();
+ for (var i = 0; i < ranges.length; i++) {
+ var match = ranges[i].empty() && findMatchingBracket(cm, ranges[i].head, false, config);
+ if (match && cm.getLine(match.from.line).length <= maxHighlightLen) {
+ var style = match.match ? "CodeMirror-matchingbracket" : "CodeMirror-nonmatchingbracket";
+ marks.push(cm.markText(match.from, Pos(match.from.line, match.from.ch + 1), {className: style}));
+ if (match.to && cm.getLine(match.to.line).length <= maxHighlightLen)
+ marks.push(cm.markText(match.to, Pos(match.to.line, match.to.ch + 1), {className: style}));
+ }
+ }
+
+ if (marks.length) {
+ // Kludge to work around the IE bug from issue #1193, where text
+ // input stops going to the textare whever this fires.
+ if (ie_lt8 && cm.state.focused) cm.focus();
+
+ var clear = function() {
+ cm.operation(function() {
+ for (var i = 0; i < marks.length; i++) marks[i].clear();
+ });
+ };
+ if (autoclear) setTimeout(clear, 800);
+ else return clear;
+ }
+ }
+
+ var currentlyHighlighted = null;
+ function doMatchBrackets(cm) {
+ cm.operation(function() {
+ if (currentlyHighlighted) {currentlyHighlighted(); currentlyHighlighted = null;}
+ currentlyHighlighted = matchBrackets(cm, false, cm.state.matchBrackets);
+ });
+ }
+
+ CodeMirror.defineOption("matchBrackets", false, function(cm, val, old) {
+ if (old && old != CodeMirror.Init)
+ cm.off("cursorActivity", doMatchBrackets);
+ if (val) {
+ cm.state.matchBrackets = typeof val == "object" ? val : {};
+ cm.on("cursorActivity", doMatchBrackets);
+ }
+ });
+
+ CodeMirror.defineExtension("matchBrackets", function() {matchBrackets(this, true);});
+ CodeMirror.defineExtension("findMatchingBracket", function(pos, strict, config){
+ return findMatchingBracket(this, pos, strict, config);
+ });
+ CodeMirror.defineExtension("scanForBracket", function(pos, dir, style, config){
+ return scanForBracket(this, pos, dir, style, config);
+ });
+ });
+
+
+/***/ },
+/* 6 */
+/***/ function(module, exports, __webpack_require__) {
+
+ // CodeMirror, copyright (c) by Marijn Haverbeke and others
+ // Distributed under an MIT license: http://codemirror.net/LICENSE
+
+ (function(mod) {
+ if (true) // CommonJS
+ mod(__webpack_require__(2));
+ else if (typeof define == "function" && define.amd) // AMD
+ define(["../../lib/codemirror"], mod);
+ else // Plain browser env
+ mod(CodeMirror);
+ })(function(CodeMirror) {
+ var defaults = {
+ pairs: "()[]{}''\"\"",
+ triples: "",
+ explode: "[]{}"
+ };
+
+ var Pos = CodeMirror.Pos;
+
+ CodeMirror.defineOption("autoCloseBrackets", false, function(cm, val, old) {
+ if (old && old != CodeMirror.Init) {
+ cm.removeKeyMap(keyMap);
+ cm.state.closeBrackets = null;
+ }
+ if (val) {
+ cm.state.closeBrackets = val;
+ cm.addKeyMap(keyMap);
+ }
+ });
+
+ function getOption(conf, name) {
+ if (name == "pairs" && typeof conf == "string") return conf;
+ if (typeof conf == "object" && conf[name] != null) return conf[name];
+ return defaults[name];
+ }
+
+ var bind = defaults.pairs + "`";
+ var keyMap = {Backspace: handleBackspace, Enter: handleEnter};
+ for (var i = 0; i < bind.length; i++)
+ keyMap["'" + bind.charAt(i) + "'"] = handler(bind.charAt(i));
+
+ function handler(ch) {
+ return function(cm) { return handleChar(cm, ch); };
+ }
+
+ function getConfig(cm) {
+ var deflt = cm.state.closeBrackets;
+ if (!deflt) return null;
+ var mode = cm.getModeAt(cm.getCursor());
+ return mode.closeBrackets || deflt;
+ }
+
+ function handleBackspace(cm) {
+ var conf = getConfig(cm);
+ if (!conf || cm.getOption("disableInput")) return CodeMirror.Pass;
+
+ var pairs = getOption(conf, "pairs");
+ var ranges = cm.listSelections();
+ for (var i = 0; i < ranges.length; i++) {
+ if (!ranges[i].empty()) return CodeMirror.Pass;
+ var around = charsAround(cm, ranges[i].head);
+ if (!around || pairs.indexOf(around) % 2 != 0) return CodeMirror.Pass;
+ }
+ for (var i = ranges.length - 1; i >= 0; i--) {
+ var cur = ranges[i].head;
+ cm.replaceRange("", Pos(cur.line, cur.ch - 1), Pos(cur.line, cur.ch + 1), "+delete");
+ }
+ }
+
+ function handleEnter(cm) {
+ var conf = getConfig(cm);
+ var explode = conf && getOption(conf, "explode");
+ if (!explode || cm.getOption("disableInput")) return CodeMirror.Pass;
+
+ var ranges = cm.listSelections();
+ for (var i = 0; i < ranges.length; i++) {
+ if (!ranges[i].empty()) return CodeMirror.Pass;
+ var around = charsAround(cm, ranges[i].head);
+ if (!around || explode.indexOf(around) % 2 != 0) return CodeMirror.Pass;
+ }
+ cm.operation(function() {
+ cm.replaceSelection("\n\n", null);
+ cm.execCommand("goCharLeft");
+ ranges = cm.listSelections();
+ for (var i = 0; i < ranges.length; i++) {
+ var line = ranges[i].head.line;
+ cm.indentLine(line, null, true);
+ cm.indentLine(line + 1, null, true);
+ }
+ });
+ }
+
+ function contractSelection(sel) {
+ var inverted = CodeMirror.cmpPos(sel.anchor, sel.head) > 0;
+ return {anchor: new Pos(sel.anchor.line, sel.anchor.ch + (inverted ? -1 : 1)),
+ head: new Pos(sel.head.line, sel.head.ch + (inverted ? 1 : -1))};
+ }
+
+ function handleChar(cm, ch) {
+ var conf = getConfig(cm);
+ if (!conf || cm.getOption("disableInput")) return CodeMirror.Pass;
+
+ var pairs = getOption(conf, "pairs");
+ var pos = pairs.indexOf(ch);
+ if (pos == -1) return CodeMirror.Pass;
+ var triples = getOption(conf, "triples");
+
+ var identical = pairs.charAt(pos + 1) == ch;
+ var ranges = cm.listSelections();
+ var opening = pos % 2 == 0;
+
+ var type;
+ for (var i = 0; i < ranges.length; i++) {
+ var range = ranges[i], cur = range.head, curType;
+ var next = cm.getRange(cur, Pos(cur.line, cur.ch + 1));
+ if (opening && !range.empty()) {
+ curType = "surround";
+ } else if ((identical || !opening) && next == ch) {
+ if (triples.indexOf(ch) >= 0 && cm.getRange(cur, Pos(cur.line, cur.ch + 3)) == ch + ch + ch)
+ curType = "skipThree";
+ else
+ curType = "skip";
+ } else if (identical && cur.ch > 1 && triples.indexOf(ch) >= 0 &&
+ cm.getRange(Pos(cur.line, cur.ch - 2), cur) == ch + ch &&
+ (cur.ch <= 2 || cm.getRange(Pos(cur.line, cur.ch - 3), Pos(cur.line, cur.ch - 2)) != ch)) {
+ curType = "addFour";
+ } else if (identical) {
+ if (!CodeMirror.isWordChar(next) && enteringString(cm, cur, ch)) curType = "both";
+ else return CodeMirror.Pass;
+ } else if (opening && (cm.getLine(cur.line).length == cur.ch ||
+ isClosingBracket(next, pairs) ||
+ /\s/.test(next))) {
+ curType = "both";
+ } else {
+ return CodeMirror.Pass;
+ }
+ if (!type) type = curType;
+ else if (type != curType) return CodeMirror.Pass;
+ }
+
+ var left = pos % 2 ? pairs.charAt(pos - 1) : ch;
+ var right = pos % 2 ? ch : pairs.charAt(pos + 1);
+ cm.operation(function() {
+ if (type == "skip") {
+ cm.execCommand("goCharRight");
+ } else if (type == "skipThree") {
+ for (var i = 0; i < 3; i++)
+ cm.execCommand("goCharRight");
+ } else if (type == "surround") {
+ var sels = cm.getSelections();
+ for (var i = 0; i < sels.length; i++)
+ sels[i] = left + sels[i] + right;
+ cm.replaceSelections(sels, "around");
+ sels = cm.listSelections().slice();
+ for (var i = 0; i < sels.length; i++)
+ sels[i] = contractSelection(sels[i]);
+ cm.setSelections(sels);
+ } else if (type == "both") {
+ cm.replaceSelection(left + right, null);
+ cm.triggerElectric(left + right);
+ cm.execCommand("goCharLeft");
+ } else if (type == "addFour") {
+ cm.replaceSelection(left + left + left + left, "before");
+ cm.execCommand("goCharRight");
+ }
+ });
+ }
+
+ function isClosingBracket(ch, pairs) {
+ var pos = pairs.lastIndexOf(ch);
+ return pos > -1 && pos % 2 == 1;
+ }
+
+ function charsAround(cm, pos) {
+ var str = cm.getRange(Pos(pos.line, pos.ch - 1),
+ Pos(pos.line, pos.ch + 1));
+ return str.length == 2 ? str : null;
+ }
+
+ // Project the token type that will exists after the given char is
+ // typed, and use it to determine whether it would cause the start
+ // of a string token.
+ function enteringString(cm, pos, ch) {
+ var line = cm.getLine(pos.line);
+ var token = cm.getTokenAt(pos);
+ if (/\bstring2?\b/.test(token.type)) return false;
+ var stream = new CodeMirror.StringStream(line.slice(0, pos.ch) + ch + line.slice(pos.ch), 4);
+ stream.pos = stream.start = token.start;
+ for (;;) {
+ var type1 = cm.getMode().token(stream, token.state);
+ if (stream.pos >= pos.ch + 1) return /\bstring2?\b/.test(type1);
+ stream.start = stream.pos;
+ }
+ }
+ });
+
+
+/***/ },
+/* 7 */
+/***/ function(module, exports, __webpack_require__) {
+
+ // CodeMirror, copyright (c) by Marijn Haverbeke and others
+ // Distributed under an MIT license: http://codemirror.net/LICENSE
+
+ (function(mod) {
+ if (true) // CommonJS
+ mod(__webpack_require__(2));
+ else if (typeof define == "function" && define.amd) // AMD
+ define(["../../lib/codemirror"], mod);
+ else // Plain browser env
+ mod(CodeMirror);
+ })(function(CodeMirror) {
+ "use strict";
+
+ var noOptions = {};
+ var nonWS = /[^\s\u00a0]/;
+ var Pos = CodeMirror.Pos;
+
+ function firstNonWS(str) {
+ var found = str.search(nonWS);
+ return found == -1 ? 0 : found;
+ }
+
+ CodeMirror.commands.toggleComment = function(cm) {
+ cm.toggleComment();
+ };
+
+ CodeMirror.defineExtension("toggleComment", function(options) {
+ if (!options) options = noOptions;
+ var cm = this;
+ var minLine = Infinity, ranges = this.listSelections(), mode = null;
+ for (var i = ranges.length - 1; i >= 0; i--) {
+ var from = ranges[i].from(), to = ranges[i].to();
+ if (from.line >= minLine) continue;
+ if (to.line >= minLine) to = Pos(minLine, 0);
+ minLine = from.line;
+ if (mode == null) {
+ if (cm.uncomment(from, to, options)) mode = "un";
+ else { cm.lineComment(from, to, options); mode = "line"; }
+ } else if (mode == "un") {
+ cm.uncomment(from, to, options);
+ } else {
+ cm.lineComment(from, to, options);
+ }
+ }
+ });
+
+ // Rough heuristic to try and detect lines that are part of multi-line string
+ function probablyInsideString(cm, pos, line) {
+ return /\bstring\b/.test(cm.getTokenTypeAt(Pos(pos.line, 0))) && !/^[\'\"`]/.test(line)
+ }
+
+ CodeMirror.defineExtension("lineComment", function(from, to, options) {
+ if (!options) options = noOptions;
+ var self = this, mode = self.getModeAt(from);
+ var firstLine = self.getLine(from.line);
+ if (firstLine == null || probablyInsideString(self, from, firstLine)) return;
+
+ var commentString = options.lineComment || mode.lineComment;
+ if (!commentString) {
+ if (options.blockCommentStart || mode.blockCommentStart) {
+ options.fullLines = true;
+ self.blockComment(from, to, options);
+ }
+ return;
+ }
+
+ var end = Math.min(to.ch != 0 || to.line == from.line ? to.line + 1 : to.line, self.lastLine() + 1);
+ var pad = options.padding == null ? " " : options.padding;
+ var blankLines = options.commentBlankLines || from.line == to.line;
+
+ self.operation(function() {
+ if (options.indent) {
+ var baseString = null;
+ for (var i = from.line; i < end; ++i) {
+ var line = self.getLine(i);
+ var whitespace = line.slice(0, firstNonWS(line));
+ if (baseString == null || baseString.length > whitespace.length) {
+ baseString = whitespace;
+ }
+ }
+ for (var i = from.line; i < end; ++i) {
+ var line = self.getLine(i), cut = baseString.length;
+ if (!blankLines && !nonWS.test(line)) continue;
+ if (line.slice(0, cut) != baseString) cut = firstNonWS(line);
+ self.replaceRange(baseString + commentString + pad, Pos(i, 0), Pos(i, cut));
+ }
+ } else {
+ for (var i = from.line; i < end; ++i) {
+ if (blankLines || nonWS.test(self.getLine(i)))
+ self.replaceRange(commentString + pad, Pos(i, 0));
+ }
+ }
+ });
+ });
+
+ CodeMirror.defineExtension("blockComment", function(from, to, options) {
+ if (!options) options = noOptions;
+ var self = this, mode = self.getModeAt(from);
+ var startString = options.blockCommentStart || mode.blockCommentStart;
+ var endString = options.blockCommentEnd || mode.blockCommentEnd;
+ if (!startString || !endString) {
+ if ((options.lineComment || mode.lineComment) && options.fullLines != false)
+ self.lineComment(from, to, options);
+ return;
+ }
+
+ var end = Math.min(to.line, self.lastLine());
+ if (end != from.line && to.ch == 0 && nonWS.test(self.getLine(end))) --end;
+
+ var pad = options.padding == null ? " " : options.padding;
+ if (from.line > end) return;
+
+ self.operation(function() {
+ if (options.fullLines != false) {
+ var lastLineHasText = nonWS.test(self.getLine(end));
+ self.replaceRange(pad + endString, Pos(end));
+ self.replaceRange(startString + pad, Pos(from.line, 0));
+ var lead = options.blockCommentLead || mode.blockCommentLead;
+ if (lead != null) for (var i = from.line + 1; i <= end; ++i)
+ if (i != end || lastLineHasText)
+ self.replaceRange(lead + pad, Pos(i, 0));
+ } else {
+ self.replaceRange(endString, to);
+ self.replaceRange(startString, from);
+ }
+ });
+ });
+
+ CodeMirror.defineExtension("uncomment", function(from, to, options) {
+ if (!options) options = noOptions;
+ var self = this, mode = self.getModeAt(from);
+ var end = Math.min(to.ch != 0 || to.line == from.line ? to.line : to.line - 1, self.lastLine()), start = Math.min(from.line, end);
+
+ // Try finding line comments
+ var lineString = options.lineComment || mode.lineComment, lines = [];
+ var pad = options.padding == null ? " " : options.padding, didSomething;
+ lineComment: {
+ if (!lineString) break lineComment;
+ for (var i = start; i <= end; ++i) {
+ var line = self.getLine(i);
+ var found = line.indexOf(lineString);
+ if (found > -1 && !/comment/.test(self.getTokenTypeAt(Pos(i, found + 1)))) found = -1;
+ if (found == -1 && (i != end || i == start) && nonWS.test(line)) break lineComment;
+ if (found > -1 && nonWS.test(line.slice(0, found))) break lineComment;
+ lines.push(line);
+ }
+ self.operation(function() {
+ for (var i = start; i <= end; ++i) {
+ var line = lines[i - start];
+ var pos = line.indexOf(lineString), endPos = pos + lineString.length;
+ if (pos < 0) continue;
+ if (line.slice(endPos, endPos + pad.length) == pad) endPos += pad.length;
+ didSomething = true;
+ self.replaceRange("", Pos(i, pos), Pos(i, endPos));
+ }
+ });
+ if (didSomething) return true;
+ }
+
+ // Try block comments
+ var startString = options.blockCommentStart || mode.blockCommentStart;
+ var endString = options.blockCommentEnd || mode.blockCommentEnd;
+ if (!startString || !endString) return false;
+ var lead = options.blockCommentLead || mode.blockCommentLead;
+ var startLine = self.getLine(start), endLine = end == start ? startLine : self.getLine(end);
+ var open = startLine.indexOf(startString), close = endLine.lastIndexOf(endString);
+ if (close == -1 && start != end) {
+ endLine = self.getLine(--end);
+ close = endLine.lastIndexOf(endString);
+ }
+ if (open == -1 || close == -1 ||
+ !/comment/.test(self.getTokenTypeAt(Pos(start, open + 1))) ||
+ !/comment/.test(self.getTokenTypeAt(Pos(end, close + 1))))
+ return false;
+
+ // Avoid killing block comments completely outside the selection.
+ // Positions of the last startString before the start of the selection, and the first endString after it.
+ var lastStart = startLine.lastIndexOf(startString, from.ch);
+ var firstEnd = lastStart == -1 ? -1 : startLine.slice(0, from.ch).indexOf(endString, lastStart + startString.length);
+ if (lastStart != -1 && firstEnd != -1 && firstEnd + endString.length != from.ch) return false;
+ // Positions of the first endString after the end of the selection, and the last startString before it.
+ firstEnd = endLine.indexOf(endString, to.ch);
+ var almostLastStart = endLine.slice(to.ch).lastIndexOf(startString, firstEnd - to.ch);
+ lastStart = (firstEnd == -1 || almostLastStart == -1) ? -1 : to.ch + almostLastStart;
+ if (firstEnd != -1 && lastStart != -1 && lastStart != to.ch) return false;
+
+ self.operation(function() {
+ self.replaceRange("", Pos(end, close - (pad && endLine.slice(close - pad.length, close) == pad ? pad.length : 0)),
+ Pos(end, close + endString.length));
+ var openEnd = open + startString.length;
+ if (pad && startLine.slice(openEnd, openEnd + pad.length) == pad) openEnd += pad.length;
+ self.replaceRange("", Pos(start, open), Pos(start, openEnd));
+ if (lead) for (var i = start + 1; i <= end; ++i) {
+ var line = self.getLine(i), found = line.indexOf(lead);
+ if (found == -1 || nonWS.test(line.slice(0, found))) continue;
+ var foundEnd = found + lead.length;
+ if (pad && line.slice(foundEnd, foundEnd + pad.length) == pad) foundEnd += pad.length;
+ self.replaceRange("", Pos(i, found), Pos(i, foundEnd));
+ }
+ });
+ return true;
+ });
+ });
+
+
+/***/ },
+/* 8 */
+/***/ function(module, exports, __webpack_require__) {
+
+ // CodeMirror, copyright (c) by Marijn Haverbeke and others
+ // Distributed under an MIT license: http://codemirror.net/LICENSE
+
+ // TODO actually recognize syntax of TypeScript constructs
+
+ (function(mod) {
+ if (true) // CommonJS
+ mod(__webpack_require__(2));
+ else if (typeof define == "function" && define.amd) // AMD
+ define(["../../lib/codemirror"], mod);
+ else // Plain browser env
+ mod(CodeMirror);
+ })(function(CodeMirror) {
+ "use strict";
+
+ function expressionAllowed(stream, state, backUp) {
+ return /^(?:operator|sof|keyword c|case|new|[\[{}\(,;:]|=>)$/.test(state.lastType) ||
+ (state.lastType == "quasi" && /\{\s*$/.test(stream.string.slice(0, stream.pos - (backUp || 0))))
+ }
+
+ CodeMirror.defineMode("javascript", function(config, parserConfig) {
+ var indentUnit = config.indentUnit;
+ var statementIndent = parserConfig.statementIndent;
+ var jsonldMode = parserConfig.jsonld;
+ var jsonMode = parserConfig.json || jsonldMode;
+ var isTS = parserConfig.typescript;
+ var wordRE = parserConfig.wordCharacters || /[\w$\xa1-\uffff]/;
+
+ // Tokenizer
+
+ var keywords = function(){
+ function kw(type) {return {type: type, style: "keyword"};}
+ var A = kw("keyword a"), B = kw("keyword b"), C = kw("keyword c");
+ var operator = kw("operator"), atom = {type: "atom", style: "atom"};
+
+ var jsKeywords = {
+ "if": kw("if"), "while": A, "with": A, "else": B, "do": B, "try": B, "finally": B,
+ "return": C, "break": C, "continue": C, "new": kw("new"), "delete": C, "throw": C, "debugger": C,
+ "var": kw("var"), "const": kw("var"), "let": kw("var"),
+ "function": kw("function"), "catch": kw("catch"),
+ "for": kw("for"), "switch": kw("switch"), "case": kw("case"), "default": kw("default"),
+ "in": operator, "typeof": operator, "instanceof": operator,
+ "true": atom, "false": atom, "null": atom, "undefined": atom, "NaN": atom, "Infinity": atom,
+ "this": kw("this"), "class": kw("class"), "super": kw("atom"),
+ "yield": C, "export": kw("export"), "import": kw("import"), "extends": C,
+ "await": C, "async": kw("async")
+ };
+
+ // Extend the 'normal' keywords with the TypeScript language extensions
+ if (isTS) {
+ var type = {type: "variable", style: "variable-3"};
+ var tsKeywords = {
+ // object-like things
+ "interface": kw("class"),
+ "implements": C,
+ "namespace": C,
+ "module": kw("module"),
+ "enum": kw("module"),
+
+ // scope modifiers
+ "public": kw("modifier"),
+ "private": kw("modifier"),
+ "protected": kw("modifier"),
+ "abstract": kw("modifier"),
+
+ // operators
+ "as": operator,
+
+ // types
+ "string": type, "number": type, "boolean": type, "any": type
+ };
+
+ for (var attr in tsKeywords) {
+ jsKeywords[attr] = tsKeywords[attr];
+ }
+ }
+
+ return jsKeywords;
+ }();
+
+ var isOperatorChar = /[+\-*&%=<>!?|~^]/;
+ var isJsonldKeyword = /^@(context|id|value|language|type|container|list|set|reverse|index|base|vocab|graph)"/;
+
+ function readRegexp(stream) {
+ var escaped = false, next, inSet = false;
+ while ((next = stream.next()) != null) {
+ if (!escaped) {
+ if (next == "/" && !inSet) return;
+ if (next == "[") inSet = true;
+ else if (inSet && next == "]") inSet = false;
+ }
+ escaped = !escaped && next == "\\";
+ }
+ }
+
+ // Used as scratch variables to communicate multiple values without
+ // consing up tons of objects.
+ var type, content;
+ function ret(tp, style, cont) {
+ type = tp; content = cont;
+ return style;
+ }
+ function tokenBase(stream, state) {
+ var ch = stream.next();
+ if (ch == '"' || ch == "'") {
+ state.tokenize = tokenString(ch);
+ return state.tokenize(stream, state);
+ } else if (ch == "." && stream.match(/^\d+(?:[eE][+\-]?\d+)?/)) {
+ return ret("number", "number");
+ } else if (ch == "." && stream.match("..")) {
+ return ret("spread", "meta");
+ } else if (/[\[\]{}\(\),;\:\.]/.test(ch)) {
+ return ret(ch);
+ } else if (ch == "=" && stream.eat(">")) {
+ return ret("=>", "operator");
+ } else if (ch == "0" && stream.eat(/x/i)) {
+ stream.eatWhile(/[\da-f]/i);
+ return ret("number", "number");
+ } else if (ch == "0" && stream.eat(/o/i)) {
+ stream.eatWhile(/[0-7]/i);
+ return ret("number", "number");
+ } else if (ch == "0" && stream.eat(/b/i)) {
+ stream.eatWhile(/[01]/i);
+ return ret("number", "number");
+ } else if (/\d/.test(ch)) {
+ stream.match(/^\d*(?:\.\d*)?(?:[eE][+\-]?\d+)?/);
+ return ret("number", "number");
+ } else if (ch == "/") {
+ if (stream.eat("*")) {
+ state.tokenize = tokenComment;
+ return tokenComment(stream, state);
+ } else if (stream.eat("/")) {
+ stream.skipToEnd();
+ return ret("comment", "comment");
+ } else if (expressionAllowed(stream, state, 1)) {
+ readRegexp(stream);
+ stream.match(/^\b(([gimyu])(?![gimyu]*\2))+\b/);
+ return ret("regexp", "string-2");
+ } else {
+ stream.eatWhile(isOperatorChar);
+ return ret("operator", "operator", stream.current());
+ }
+ } else if (ch == "`") {
+ state.tokenize = tokenQuasi;
+ return tokenQuasi(stream, state);
+ } else if (ch == "#") {
+ stream.skipToEnd();
+ return ret("error", "error");
+ } else if (isOperatorChar.test(ch)) {
+ stream.eatWhile(isOperatorChar);
+ return ret("operator", "operator", stream.current());
+ } else if (wordRE.test(ch)) {
+ stream.eatWhile(wordRE);
+ var word = stream.current(), known = keywords.propertyIsEnumerable(word) && keywords[word];
+ return (known && state.lastType != ".") ? ret(known.type, known.style, word) :
+ ret("variable", "variable", word);
+ }
+ }
+
+ function tokenString(quote) {
+ return function(stream, state) {
+ var escaped = false, next;
+ if (jsonldMode && stream.peek() == "@" && stream.match(isJsonldKeyword)){
+ state.tokenize = tokenBase;
+ return ret("jsonld-keyword", "meta");
+ }
+ while ((next = stream.next()) != null) {
+ if (next == quote && !escaped) break;
+ escaped = !escaped && next == "\\";
+ }
+ if (!escaped) state.tokenize = tokenBase;
+ return ret("string", "string");
+ };
+ }
+
+ function tokenComment(stream, state) {
+ var maybeEnd = false, ch;
+ while (ch = stream.next()) {
+ if (ch == "/" && maybeEnd) {
+ state.tokenize = tokenBase;
+ break;
+ }
+ maybeEnd = (ch == "*");
+ }
+ return ret("comment", "comment");
+ }
+
+ function tokenQuasi(stream, state) {
+ var escaped = false, next;
+ while ((next = stream.next()) != null) {
+ if (!escaped && (next == "`" || next == "$" && stream.eat("{"))) {
+ state.tokenize = tokenBase;
+ break;
+ }
+ escaped = !escaped && next == "\\";
+ }
+ return ret("quasi", "string-2", stream.current());
+ }
+
+ var brackets = "([{}])";
+ // This is a crude lookahead trick to try and notice that we're
+ // parsing the argument patterns for a fat-arrow function before we
+ // actually hit the arrow token. It only works if the arrow is on
+ // the same line as the arguments and there's no strange noise
+ // (comments) in between. Fallback is to only notice when we hit the
+ // arrow, and not declare the arguments as locals for the arrow
+ // body.
+ function findFatArrow(stream, state) {
+ if (state.fatArrowAt) state.fatArrowAt = null;
+ var arrow = stream.string.indexOf("=>", stream.start);
+ if (arrow < 0) return;
+
+ var depth = 0, sawSomething = false;
+ for (var pos = arrow - 1; pos >= 0; --pos) {
+ var ch = stream.string.charAt(pos);
+ var bracket = brackets.indexOf(ch);
+ if (bracket >= 0 && bracket < 3) {
+ if (!depth) { ++pos; break; }
+ if (--depth == 0) break;
+ } else if (bracket >= 3 && bracket < 6) {
+ ++depth;
+ } else if (wordRE.test(ch)) {
+ sawSomething = true;
+ } else if (/["'\/]/.test(ch)) {
+ return;
+ } else if (sawSomething && !depth) {
+ ++pos;
+ break;
+ }
+ }
+ if (sawSomething && !depth) state.fatArrowAt = pos;
+ }
+
+ // Parser
+
+ var atomicTypes = {"atom": true, "number": true, "variable": true, "string": true, "regexp": true, "this": true, "jsonld-keyword": true};
+
+ function JSLexical(indented, column, type, align, prev, info) {
+ this.indented = indented;
+ this.column = column;
+ this.type = type;
+ this.prev = prev;
+ this.info = info;
+ if (align != null) this.align = align;
+ }
+
+ function inScope(state, varname) {
+ for (var v = state.localVars; v; v = v.next)
+ if (v.name == varname) return true;
+ for (var cx = state.context; cx; cx = cx.prev) {
+ for (var v = cx.vars; v; v = v.next)
+ if (v.name == varname) return true;
+ }
+ }
+
+ function parseJS(state, style, type, content, stream) {
+ var cc = state.cc;
+ // Communicate our context to the combinators.
+ // (Less wasteful than consing up a hundred closures on every call.)
+ cx.state = state; cx.stream = stream; cx.marked = null, cx.cc = cc; cx.style = style;
+
+ if (!state.lexical.hasOwnProperty("align"))
+ state.lexical.align = true;
+
+ while(true) {
+ var combinator = cc.length ? cc.pop() : jsonMode ? expression : statement;
+ if (combinator(type, content)) {
+ while(cc.length && cc[cc.length - 1].lex)
+ cc.pop()();
+ if (cx.marked) return cx.marked;
+ if (type == "variable" && inScope(state, content)) return "variable-2";
+ return style;
+ }
+ }
+ }
+
+ // Combinator utils
+
+ var cx = {state: null, column: null, marked: null, cc: null};
+ function pass() {
+ for (var i = arguments.length - 1; i >= 0; i--) cx.cc.push(arguments[i]);
+ }
+ function cont() {
+ pass.apply(null, arguments);
+ return true;
+ }
+ function register(varname) {
+ function inList(list) {
+ for (var v = list; v; v = v.next)
+ if (v.name == varname) return true;
+ return false;
+ }
+ var state = cx.state;
+ cx.marked = "def";
+ if (state.context) {
+ if (inList(state.localVars)) return;
+ state.localVars = {name: varname, next: state.localVars};
+ } else {
+ if (inList(state.globalVars)) return;
+ if (parserConfig.globalVars)
+ state.globalVars = {name: varname, next: state.globalVars};
+ }
+ }
+
+ // Combinators
+
+ var defaultVars = {name: "this", next: {name: "arguments"}};
+ function pushcontext() {
+ cx.state.context = {prev: cx.state.context, vars: cx.state.localVars};
+ cx.state.localVars = defaultVars;
+ }
+ function popcontext() {
+ cx.state.localVars = cx.state.context.vars;
+ cx.state.context = cx.state.context.prev;
+ }
+ function pushlex(type, info) {
+ var result = function() {
+ var state = cx.state, indent = state.indented;
+ if (state.lexical.type == "stat") indent = state.lexical.indented;
+ else for (var outer = state.lexical; outer && outer.type == ")" && outer.align; outer = outer.prev)
+ indent = outer.indented;
+ state.lexical = new JSLexical(indent, cx.stream.column(), type, null, state.lexical, info);
+ };
+ result.lex = true;
+ return result;
+ }
+ function poplex() {
+ var state = cx.state;
+ if (state.lexical.prev) {
+ if (state.lexical.type == ")")
+ state.indented = state.lexical.indented;
+ state.lexical = state.lexical.prev;
+ }
+ }
+ poplex.lex = true;
+
+ function expect(wanted) {
+ function exp(type) {
+ if (type == wanted) return cont();
+ else if (wanted == ";") return pass();
+ else return cont(exp);
+ };
+ return exp;
+ }
+
+ function statement(type, value) {
+ if (type == "var") return cont(pushlex("vardef", value.length), vardef, expect(";"), poplex);
+ if (type == "keyword a") return cont(pushlex("form"), expression, statement, poplex);
+ if (type == "keyword b") return cont(pushlex("form"), statement, poplex);
+ if (type == "{") return cont(pushlex("}"), block, poplex);
+ if (type == ";") return cont();
+ if (type == "if") {
+ if (cx.state.lexical.info == "else" && cx.state.cc[cx.state.cc.length - 1] == poplex)
+ cx.state.cc.pop()();
+ return cont(pushlex("form"), expression, statement, poplex, maybeelse);
+ }
+ if (type == "function") return cont(functiondef);
+ if (type == "for") return cont(pushlex("form"), forspec, statement, poplex);
+ if (type == "variable") return cont(pushlex("stat"), maybelabel);
+ if (type == "switch") return cont(pushlex("form"), expression, pushlex("}", "switch"), expect("{"),
+ block, poplex, poplex);
+ if (type == "case") return cont(expression, expect(":"));
+ if (type == "default") return cont(expect(":"));
+ if (type == "catch") return cont(pushlex("form"), pushcontext, expect("("), funarg, expect(")"),
+ statement, poplex, popcontext);
+ if (type == "class") return cont(pushlex("form"), className, poplex);
+ if (type == "export") return cont(pushlex("stat"), afterExport, poplex);
+ if (type == "import") return cont(pushlex("stat"), afterImport, poplex);
+ if (type == "module") return cont(pushlex("form"), pattern, pushlex("}"), expect("{"), block, poplex, poplex)
+ if (type == "async") return cont(statement)
+ return pass(pushlex("stat"), expression, expect(";"), poplex);
+ }
+ function expression(type) {
+ return expressionInner(type, false);
+ }
+ function expressionNoComma(type) {
+ return expressionInner(type, true);
+ }
+ function expressionInner(type, noComma) {
+ if (cx.state.fatArrowAt == cx.stream.start) {
+ var body = noComma ? arrowBodyNoComma : arrowBody;
+ if (type == "(") return cont(pushcontext, pushlex(")"), commasep(pattern, ")"), poplex, expect("=>"), body, popcontext);
+ else if (type == "variable") return pass(pushcontext, pattern, expect("=>"), body, popcontext);
+ }
+
+ var maybeop = noComma ? maybeoperatorNoComma : maybeoperatorComma;
+ if (atomicTypes.hasOwnProperty(type)) return cont(maybeop);
+ if (type == "function") return cont(functiondef, maybeop);
+ if (type == "keyword c") return cont(noComma ? maybeexpressionNoComma : maybeexpression);
+ if (type == "(") return cont(pushlex(")"), maybeexpression, comprehension, expect(")"), poplex, maybeop);
+ if (type == "operator" || type == "spread") return cont(noComma ? expressionNoComma : expression);
+ if (type == "[") return cont(pushlex("]"), arrayLiteral, poplex, maybeop);
+ if (type == "{") return contCommasep(objprop, "}", null, maybeop);
+ if (type == "quasi") return pass(quasi, maybeop);
+ if (type == "new") return cont(maybeTarget(noComma));
+ return cont();
+ }
+ function maybeexpression(type) {
+ if (type.match(/[;\}\)\],]/)) return pass();
+ return pass(expression);
+ }
+ function maybeexpressionNoComma(type) {
+ if (type.match(/[;\}\)\],]/)) return pass();
+ return pass(expressionNoComma);
+ }
+
+ function maybeoperatorComma(type, value) {
+ if (type == ",") return cont(expression);
+ return maybeoperatorNoComma(type, value, false);
+ }
+ function maybeoperatorNoComma(type, value, noComma) {
+ var me = noComma == false ? maybeoperatorComma : maybeoperatorNoComma;
+ var expr = noComma == false ? expression : expressionNoComma;
+ if (type == "=>") return cont(pushcontext, noComma ? arrowBodyNoComma : arrowBody, popcontext);
+ if (type == "operator") {
+ if (/\+\+|--/.test(value)) return cont(me);
+ if (value == "?") return cont(expression, expect(":"), expr);
+ return cont(expr);
+ }
+ if (type == "quasi") { return pass(quasi, me); }
+ if (type == ";") return;
+ if (type == "(") return contCommasep(expressionNoComma, ")", "call", me);
+ if (type == ".") return cont(property, me);
+ if (type == "[") return cont(pushlex("]"), maybeexpression, expect("]"), poplex, me);
+ }
+ function quasi(type, value) {
+ if (type != "quasi") return pass();
+ if (value.slice(value.length - 2) != "${") return cont(quasi);
+ return cont(expression, continueQuasi);
+ }
+ function continueQuasi(type) {
+ if (type == "}") {
+ cx.marked = "string-2";
+ cx.state.tokenize = tokenQuasi;
+ return cont(quasi);
+ }
+ }
+ function arrowBody(type) {
+ findFatArrow(cx.stream, cx.state);
+ return pass(type == "{" ? statement : expression);
+ }
+ function arrowBodyNoComma(type) {
+ findFatArrow(cx.stream, cx.state);
+ return pass(type == "{" ? statement : expressionNoComma);
+ }
+ function maybeTarget(noComma) {
+ return function(type) {
+ if (type == ".") return cont(noComma ? targetNoComma : target);
+ else return pass(noComma ? expressionNoComma : expression);
+ };
+ }
+ function target(_, value) {
+ if (value == "target") { cx.marked = "keyword"; return cont(maybeoperatorComma); }
+ }
+ function targetNoComma(_, value) {
+ if (value == "target") { cx.marked = "keyword"; return cont(maybeoperatorNoComma); }
+ }
+ function maybelabel(type) {
+ if (type == ":") return cont(poplex, statement);
+ return pass(maybeoperatorComma, expect(";"), poplex);
+ }
+ function property(type) {
+ if (type == "variable") {cx.marked = "property"; return cont();}
+ }
+ function objprop(type, value) {
+ if (type == "variable" || cx.style == "keyword") {
+ cx.marked = "property";
+ if (value == "get" || value == "set") return cont(getterSetter);
+ return cont(afterprop);
+ } else if (type == "number" || type == "string") {
+ cx.marked = jsonldMode ? "property" : (cx.style + " property");
+ return cont(afterprop);
+ } else if (type == "jsonld-keyword") {
+ return cont(afterprop);
+ } else if (type == "modifier") {
+ return cont(objprop)
+ } else if (type == "[") {
+ return cont(expression, expect("]"), afterprop);
+ } else if (type == "spread") {
+ return cont(expression);
+ }
+ }
+ function getterSetter(type) {
+ if (type != "variable") return pass(afterprop);
+ cx.marked = "property";
+ return cont(functiondef);
+ }
+ function afterprop(type) {
+ if (type == ":") return cont(expressionNoComma);
+ if (type == "(") return pass(functiondef);
+ }
+ function commasep(what, end) {
+ function proceed(type, value) {
+ if (type == ",") {
+ var lex = cx.state.lexical;
+ if (lex.info == "call") lex.pos = (lex.pos || 0) + 1;
+ return cont(what, proceed);
+ }
+ if (type == end || value == end) return cont();
+ return cont(expect(end));
+ }
+ return function(type, value) {
+ if (type == end || value == end) return cont();
+ return pass(what, proceed);
+ };
+ }
+ function contCommasep(what, end, info) {
+ for (var i = 3; i < arguments.length; i++)
+ cx.cc.push(arguments[i]);
+ return cont(pushlex(end, info), commasep(what, end), poplex);
+ }
+ function block(type) {
+ if (type == "}") return cont();
+ return pass(statement, block);
+ }
+ function maybetype(type) {
+ if (isTS && type == ":") return cont(typeexpr);
+ }
+ function maybedefault(_, value) {
+ if (value == "=") return cont(expressionNoComma);
+ }
+ function typeexpr(type) {
+ if (type == "variable") {cx.marked = "variable-3"; return cont(afterType);}
+ }
+ function afterType(type, value) {
+ if (value == "<") return cont(commasep(typeexpr, ">"), afterType)
+ if (type == "[") return cont(expect("]"), afterType)
+ }
+ function vardef() {
+ return pass(pattern, maybetype, maybeAssign, vardefCont);
+ }
+ function pattern(type, value) {
+ if (type == "modifier") return cont(pattern)
+ if (type == "variable") { register(value); return cont(); }
+ if (type == "spread") return cont(pattern);
+ if (type == "[") return contCommasep(pattern, "]");
+ if (type == "{") return contCommasep(proppattern, "}");
+ }
+ function proppattern(type, value) {
+ if (type == "variable" && !cx.stream.match(/^\s*:/, false)) {
+ register(value);
+ return cont(maybeAssign);
+ }
+ if (type == "variable") cx.marked = "property";
+ if (type == "spread") return cont(pattern);
+ if (type == "}") return pass();
+ return cont(expect(":"), pattern, maybeAssign);
+ }
+ function maybeAssign(_type, value) {
+ if (value == "=") return cont(expressionNoComma);
+ }
+ function vardefCont(type) {
+ if (type == ",") return cont(vardef);
+ }
+ function maybeelse(type, value) {
+ if (type == "keyword b" && value == "else") return cont(pushlex("form", "else"), statement, poplex);
+ }
+ function forspec(type) {
+ if (type == "(") return cont(pushlex(")"), forspec1, expect(")"), poplex);
+ }
+ function forspec1(type) {
+ if (type == "var") return cont(vardef, expect(";"), forspec2);
+ if (type == ";") return cont(forspec2);
+ if (type == "variable") return cont(formaybeinof);
+ return pass(expression, expect(";"), forspec2);
+ }
+ function formaybeinof(_type, value) {
+ if (value == "in" || value == "of") { cx.marked = "keyword"; return cont(expression); }
+ return cont(maybeoperatorComma, forspec2);
+ }
+ function forspec2(type, value) {
+ if (type == ";") return cont(forspec3);
+ if (value == "in" || value == "of") { cx.marked = "keyword"; return cont(expression); }
+ return pass(expression, expect(";"), forspec3);
+ }
+ function forspec3(type) {
+ if (type != ")") cont(expression);
+ }
+ function functiondef(type, value) {
+ if (value == "*") {cx.marked = "keyword"; return cont(functiondef);}
+ if (type == "variable") {register(value); return cont(functiondef);}
+ if (type == "(") return cont(pushcontext, pushlex(")"), commasep(funarg, ")"), poplex, maybetype, statement, popcontext);
+ }
+ function funarg(type) {
+ if (type == "spread") return cont(funarg);
+ return pass(pattern, maybetype, maybedefault);
+ }
+ function className(type, value) {
+ if (type == "variable") {register(value); return cont(classNameAfter);}
+ }
+ function classNameAfter(type, value) {
+ if (value == "extends") return cont(expression, classNameAfter);
+ if (type == "{") return cont(pushlex("}"), classBody, poplex);
+ }
+ function classBody(type, value) {
+ if (type == "variable" || cx.style == "keyword") {
+ if (value == "static") {
+ cx.marked = "keyword";
+ return cont(classBody);
+ }
+ cx.marked = "property";
+ if (value == "get" || value == "set") return cont(classGetterSetter, functiondef, classBody);
+ return cont(functiondef, classBody);
+ }
+ if (value == "*") {
+ cx.marked = "keyword";
+ return cont(classBody);
+ }
+ if (type == ";") return cont(classBody);
+ if (type == "}") return cont();
+ }
+ function classGetterSetter(type) {
+ if (type != "variable") return pass();
+ cx.marked = "property";
+ return cont();
+ }
+ function afterExport(_type, value) {
+ if (value == "*") { cx.marked = "keyword"; return cont(maybeFrom, expect(";")); }
+ if (value == "default") { cx.marked = "keyword"; return cont(expression, expect(";")); }
+ return pass(statement);
+ }
+ function afterImport(type) {
+ if (type == "string") return cont();
+ return pass(importSpec, maybeFrom);
+ }
+ function importSpec(type, value) {
+ if (type == "{") return contCommasep(importSpec, "}");
+ if (type == "variable") register(value);
+ if (value == "*") cx.marked = "keyword";
+ return cont(maybeAs);
+ }
+ function maybeAs(_type, value) {
+ if (value == "as") { cx.marked = "keyword"; return cont(importSpec); }
+ }
+ function maybeFrom(_type, value) {
+ if (value == "from") { cx.marked = "keyword"; return cont(expression); }
+ }
+ function arrayLiteral(type) {
+ if (type == "]") return cont();
+ return pass(expressionNoComma, maybeArrayComprehension);
+ }
+ function maybeArrayComprehension(type) {
+ if (type == "for") return pass(comprehension, expect("]"));
+ if (type == ",") return cont(commasep(maybeexpressionNoComma, "]"));
+ return pass(commasep(expressionNoComma, "]"));
+ }
+ function comprehension(type) {
+ if (type == "for") return cont(forspec, comprehension);
+ if (type == "if") return cont(expression, comprehension);
+ }
+
+ function isContinuedStatement(state, textAfter) {
+ return state.lastType == "operator" || state.lastType == "," ||
+ isOperatorChar.test(textAfter.charAt(0)) ||
+ /[,.]/.test(textAfter.charAt(0));
+ }
+
+ // Interface
+
+ return {
+ startState: function(basecolumn) {
+ var state = {
+ tokenize: tokenBase,
+ lastType: "sof",
+ cc: [],
+ lexical: new JSLexical((basecolumn || 0) - indentUnit, 0, "block", false),
+ localVars: parserConfig.localVars,
+ context: parserConfig.localVars && {vars: parserConfig.localVars},
+ indented: basecolumn || 0
+ };
+ if (parserConfig.globalVars && typeof parserConfig.globalVars == "object")
+ state.globalVars = parserConfig.globalVars;
+ return state;
+ },
+
+ token: function(stream, state) {
+ if (stream.sol()) {
+ if (!state.lexical.hasOwnProperty("align"))
+ state.lexical.align = false;
+ state.indented = stream.indentation();
+ findFatArrow(stream, state);
+ }
+ if (state.tokenize != tokenComment && stream.eatSpace()) return null;
+ var style = state.tokenize(stream, state);
+ if (type == "comment") return style;
+ state.lastType = type == "operator" && (content == "++" || content == "--") ? "incdec" : type;
+ return parseJS(state, style, type, content, stream);
+ },
+
+ indent: function(state, textAfter) {
+ if (state.tokenize == tokenComment) return CodeMirror.Pass;
+ if (state.tokenize != tokenBase) return 0;
+ var firstChar = textAfter && textAfter.charAt(0), lexical = state.lexical;
+ // Kludge to prevent 'maybelse' from blocking lexical scope pops
+ if (!/^\s*else\b/.test(textAfter)) for (var i = state.cc.length - 1; i >= 0; --i) {
+ var c = state.cc[i];
+ if (c == poplex) lexical = lexical.prev;
+ else if (c != maybeelse) break;
+ }
+ if (lexical.type == "stat" && firstChar == "}") lexical = lexical.prev;
+ if (statementIndent && lexical.type == ")" && lexical.prev.type == "stat")
+ lexical = lexical.prev;
+ var type = lexical.type, closing = firstChar == type;
+
+ if (type == "vardef") return lexical.indented + (state.lastType == "operator" || state.lastType == "," ? lexical.info + 1 : 0);
+ else if (type == "form" && firstChar == "{") return lexical.indented;
+ else if (type == "form") return lexical.indented + indentUnit;
+ else if (type == "stat")
+ return lexical.indented + (isContinuedStatement(state, textAfter) ? statementIndent || indentUnit : 0);
+ else if (lexical.info == "switch" && !closing && parserConfig.doubleIndentSwitch != false)
+ return lexical.indented + (/^(?:case|default)\b/.test(textAfter) ? indentUnit : 2 * indentUnit);
+ else if (lexical.align) return lexical.column + (closing ? 0 : 1);
+ else return lexical.indented + (closing ? 0 : indentUnit);
+ },
+
+ electricInput: /^\s*(?:case .*?:|default:|\{|\})$/,
+ blockCommentStart: jsonMode ? null : "/*",
+ blockCommentEnd: jsonMode ? null : "*/",
+ lineComment: jsonMode ? null : "//",
+ fold: "brace",
+ closeBrackets: "()[]{}''\"\"``",
+
+ helperType: jsonMode ? "json" : "javascript",
+ jsonldMode: jsonldMode,
+ jsonMode: jsonMode,
+
+ expressionAllowed: expressionAllowed,
+ skipExpression: function(state) {
+ var top = state.cc[state.cc.length - 1]
+ if (top == expression || top == expressionNoComma) state.cc.pop()
+ }
+ };
+ });
+
+ CodeMirror.registerHelper("wordChars", "javascript", /[\w$]/);
+
+ CodeMirror.defineMIME("text/javascript", "javascript");
+ CodeMirror.defineMIME("text/ecmascript", "javascript");
+ CodeMirror.defineMIME("application/javascript", "javascript");
+ CodeMirror.defineMIME("application/x-javascript", "javascript");
+ CodeMirror.defineMIME("application/ecmascript", "javascript");
+ CodeMirror.defineMIME("application/json", {name: "javascript", json: true});
+ CodeMirror.defineMIME("application/x-json", {name: "javascript", json: true});
+ CodeMirror.defineMIME("application/ld+json", {name: "javascript", jsonld: true});
+ CodeMirror.defineMIME("text/typescript", { name: "javascript", typescript: true });
+ CodeMirror.defineMIME("application/typescript", { name: "javascript", typescript: true });
+
+ });
+
+
+/***/ },
+/* 9 */
+/***/ function(module, exports, __webpack_require__) {
+
+ // CodeMirror, copyright (c) by Marijn Haverbeke and others
+ // Distributed under an MIT license: http://codemirror.net/LICENSE
+
+ (function(mod) {
+ if (true) // CommonJS
+ mod(__webpack_require__(2));
+ else if (typeof define == "function" && define.amd) // AMD
+ define(["../../lib/codemirror"], mod);
+ else // Plain browser env
+ mod(CodeMirror);
+ })(function(CodeMirror) {
+ "use strict";
+
+ var htmlConfig = {
+ autoSelfClosers: {'area': true, 'base': true, 'br': true, 'col': true, 'command': true,
+ 'embed': true, 'frame': true, 'hr': true, 'img': true, 'input': true,
+ 'keygen': true, 'link': true, 'meta': true, 'param': true, 'source': true,
+ 'track': true, 'wbr': true, 'menuitem': true},
+ implicitlyClosed: {'dd': true, 'li': true, 'optgroup': true, 'option': true, 'p': true,
+ 'rp': true, 'rt': true, 'tbody': true, 'td': true, 'tfoot': true,
+ 'th': true, 'tr': true},
+ contextGrabbers: {
+ 'dd': {'dd': true, 'dt': true},
+ 'dt': {'dd': true, 'dt': true},
+ 'li': {'li': true},
+ 'option': {'option': true, 'optgroup': true},
+ 'optgroup': {'optgroup': true},
+ 'p': {'address': true, 'article': true, 'aside': true, 'blockquote': true, 'dir': true,
+ 'div': true, 'dl': true, 'fieldset': true, 'footer': true, 'form': true,
+ 'h1': true, 'h2': true, 'h3': true, 'h4': true, 'h5': true, 'h6': true,
+ 'header': true, 'hgroup': true, 'hr': true, 'menu': true, 'nav': true, 'ol': true,
+ 'p': true, 'pre': true, 'section': true, 'table': true, 'ul': true},
+ 'rp': {'rp': true, 'rt': true},
+ 'rt': {'rp': true, 'rt': true},
+ 'tbody': {'tbody': true, 'tfoot': true},
+ 'td': {'td': true, 'th': true},
+ 'tfoot': {'tbody': true},
+ 'th': {'td': true, 'th': true},
+ 'thead': {'tbody': true, 'tfoot': true},
+ 'tr': {'tr': true}
+ },
+ doNotIndent: {"pre": true},
+ allowUnquoted: true,
+ allowMissing: true,
+ caseFold: true
+ }
+
+ var xmlConfig = {
+ autoSelfClosers: {},
+ implicitlyClosed: {},
+ contextGrabbers: {},
+ doNotIndent: {},
+ allowUnquoted: false,
+ allowMissing: false,
+ caseFold: false
+ }
+
+ CodeMirror.defineMode("xml", function(editorConf, config_) {
+ var indentUnit = editorConf.indentUnit
+ var config = {}
+ var defaults = config_.htmlMode ? htmlConfig : xmlConfig
+ for (var prop in defaults) config[prop] = defaults[prop]
+ for (var prop in config_) config[prop] = config_[prop]
+
+ // Return variables for tokenizers
+ var type, setStyle;
+
+ function inText(stream, state) {
+ function chain(parser) {
+ state.tokenize = parser;
+ return parser(stream, state);
+ }
+
+ var ch = stream.next();
+ if (ch == "<") {
+ if (stream.eat("!")) {
+ if (stream.eat("[")) {
+ if (stream.match("CDATA[")) return chain(inBlock("atom", "]]>"));
+ else return null;
+ } else if (stream.match("--")) {
+ return chain(inBlock("comment", "-->"));
+ } else if (stream.match("DOCTYPE", true, true)) {
+ stream.eatWhile(/[\w\._\-]/);
+ return chain(doctype(1));
+ } else {
+ return null;
+ }
+ } else if (stream.eat("?")) {
+ stream.eatWhile(/[\w\._\-]/);
+ state.tokenize = inBlock("meta", "?>");
+ return "meta";
+ } else {
+ type = stream.eat("/") ? "closeTag" : "openTag";
+ state.tokenize = inTag;
+ return "tag bracket";
+ }
+ } else if (ch == "&") {
+ var ok;
+ if (stream.eat("#")) {
+ if (stream.eat("x")) {
+ ok = stream.eatWhile(/[a-fA-F\d]/) && stream.eat(";");
+ } else {
+ ok = stream.eatWhile(/[\d]/) && stream.eat(";");
+ }
+ } else {
+ ok = stream.eatWhile(/[\w\.\-:]/) && stream.eat(";");
+ }
+ return ok ? "atom" : "error";
+ } else {
+ stream.eatWhile(/[^&<]/);
+ return null;
+ }
+ }
+ inText.isInText = true;
+
+ function inTag(stream, state) {
+ var ch = stream.next();
+ if (ch == ">" || (ch == "/" && stream.eat(">"))) {
+ state.tokenize = inText;
+ type = ch == ">" ? "endTag" : "selfcloseTag";
+ return "tag bracket";
+ } else if (ch == "=") {
+ type = "equals";
+ return null;
+ } else if (ch == "<") {
+ state.tokenize = inText;
+ state.state = baseState;
+ state.tagName = state.tagStart = null;
+ var next = state.tokenize(stream, state);
+ return next ? next + " tag error" : "tag error";
+ } else if (/[\'\"]/.test(ch)) {
+ state.tokenize = inAttribute(ch);
+ state.stringStartCol = stream.column();
+ return state.tokenize(stream, state);
+ } else {
+ stream.match(/^[^\s\u00a0=<>\"\']*[^\s\u00a0=<>\"\'\/]/);
+ return "word";
+ }
+ }
+
+ function inAttribute(quote) {
+ var closure = function(stream, state) {
+ while (!stream.eol()) {
+ if (stream.next() == quote) {
+ state.tokenize = inTag;
+ break;
+ }
+ }
+ return "string";
+ };
+ closure.isInAttribute = true;
+ return closure;
+ }
+
+ function inBlock(style, terminator) {
+ return function(stream, state) {
+ while (!stream.eol()) {
+ if (stream.match(terminator)) {
+ state.tokenize = inText;
+ break;
+ }
+ stream.next();
+ }
+ return style;
+ };
+ }
+ function doctype(depth) {
+ return function(stream, state) {
+ var ch;
+ while ((ch = stream.next()) != null) {
+ if (ch == "<") {
+ state.tokenize = doctype(depth + 1);
+ return state.tokenize(stream, state);
+ } else if (ch == ">") {
+ if (depth == 1) {
+ state.tokenize = inText;
+ break;
+ } else {
+ state.tokenize = doctype(depth - 1);
+ return state.tokenize(stream, state);
+ }
+ }
+ }
+ return "meta";
+ };
+ }
+
+ function Context(state, tagName, startOfLine) {
+ this.prev = state.context;
+ this.tagName = tagName;
+ this.indent = state.indented;
+ this.startOfLine = startOfLine;
+ if (config.doNotIndent.hasOwnProperty(tagName) || (state.context && state.context.noIndent))
+ this.noIndent = true;
+ }
+ function popContext(state) {
+ if (state.context) state.context = state.context.prev;
+ }
+ function maybePopContext(state, nextTagName) {
+ var parentTagName;
+ while (true) {
+ if (!state.context) {
+ return;
+ }
+ parentTagName = state.context.tagName;
+ if (!config.contextGrabbers.hasOwnProperty(parentTagName) ||
+ !config.contextGrabbers[parentTagName].hasOwnProperty(nextTagName)) {
+ return;
+ }
+ popContext(state);
+ }
+ }
+
+ function baseState(type, stream, state) {
+ if (type == "openTag") {
+ state.tagStart = stream.column();
+ return tagNameState;
+ } else if (type == "closeTag") {
+ return closeTagNameState;
+ } else {
+ return baseState;
+ }
+ }
+ function tagNameState(type, stream, state) {
+ if (type == "word") {
+ state.tagName = stream.current();
+ setStyle = "tag";
+ return attrState;
+ } else {
+ setStyle = "error";
+ return tagNameState;
+ }
+ }
+ function closeTagNameState(type, stream, state) {
+ if (type == "word") {
+ var tagName = stream.current();
+ if (state.context && state.context.tagName != tagName &&
+ config.implicitlyClosed.hasOwnProperty(state.context.tagName))
+ popContext(state);
+ if ((state.context && state.context.tagName == tagName) || config.matchClosing === false) {
+ setStyle = "tag";
+ return closeState;
+ } else {
+ setStyle = "tag error";
+ return closeStateErr;
+ }
+ } else {
+ setStyle = "error";
+ return closeStateErr;
+ }
+ }
+
+ function closeState(type, _stream, state) {
+ if (type != "endTag") {
+ setStyle = "error";
+ return closeState;
+ }
+ popContext(state);
+ return baseState;
+ }
+ function closeStateErr(type, stream, state) {
+ setStyle = "error";
+ return closeState(type, stream, state);
+ }
+
+ function attrState(type, _stream, state) {
+ if (type == "word") {
+ setStyle = "attribute";
+ return attrEqState;
+ } else if (type == "endTag" || type == "selfcloseTag") {
+ var tagName = state.tagName, tagStart = state.tagStart;
+ state.tagName = state.tagStart = null;
+ if (type == "selfcloseTag" ||
+ config.autoSelfClosers.hasOwnProperty(tagName)) {
+ maybePopContext(state, tagName);
+ } else {
+ maybePopContext(state, tagName);
+ state.context = new Context(state, tagName, tagStart == state.indented);
+ }
+ return baseState;
+ }
+ setStyle = "error";
+ return attrState;
+ }
+ function attrEqState(type, stream, state) {
+ if (type == "equals") return attrValueState;
+ if (!config.allowMissing) setStyle = "error";
+ return attrState(type, stream, state);
+ }
+ function attrValueState(type, stream, state) {
+ if (type == "string") return attrContinuedState;
+ if (type == "word" && config.allowUnquoted) {setStyle = "string"; return attrState;}
+ setStyle = "error";
+ return attrState(type, stream, state);
+ }
+ function attrContinuedState(type, stream, state) {
+ if (type == "string") return attrContinuedState;
+ return attrState(type, stream, state);
+ }
+
+ return {
+ startState: function(baseIndent) {
+ var state = {tokenize: inText,
+ state: baseState,
+ indented: baseIndent || 0,
+ tagName: null, tagStart: null,
+ context: null}
+ if (baseIndent != null) state.baseIndent = baseIndent
+ return state
+ },
+
+ token: function(stream, state) {
+ if (!state.tagName && stream.sol())
+ state.indented = stream.indentation();
+
+ if (stream.eatSpace()) return null;
+ type = null;
+ var style = state.tokenize(stream, state);
+ if ((style || type) && style != "comment") {
+ setStyle = null;
+ state.state = state.state(type || style, stream, state);
+ if (setStyle)
+ style = setStyle == "error" ? style + " error" : setStyle;
+ }
+ return style;
+ },
+
+ indent: function(state, textAfter, fullLine) {
+ var context = state.context;
+ // Indent multi-line strings (e.g. css).
+ if (state.tokenize.isInAttribute) {
+ if (state.tagStart == state.indented)
+ return state.stringStartCol + 1;
+ else
+ return state.indented + indentUnit;
+ }
+ if (context && context.noIndent) return CodeMirror.Pass;
+ if (state.tokenize != inTag && state.tokenize != inText)
+ return fullLine ? fullLine.match(/^(\s*)/)[0].length : 0;
+ // Indent the starts of attribute names.
+ if (state.tagName) {
+ if (config.multilineTagIndentPastTag !== false)
+ return state.tagStart + state.tagName.length + 2;
+ else
+ return state.tagStart + indentUnit * (config.multilineTagIndentFactor || 1);
+ }
+ if (config.alignCDATA && /<!\[CDATA\[/.test(textAfter)) return 0;
+ var tagAfter = textAfter && /^<(\/)?([\w_:\.-]*)/.exec(textAfter);
+ if (tagAfter && tagAfter[1]) { // Closing tag spotted
+ while (context) {
+ if (context.tagName == tagAfter[2]) {
+ context = context.prev;
+ break;
+ } else if (config.implicitlyClosed.hasOwnProperty(context.tagName)) {
+ context = context.prev;
+ } else {
+ break;
+ }
+ }
+ } else if (tagAfter) { // Opening tag spotted
+ while (context) {
+ var grabbers = config.contextGrabbers[context.tagName];
+ if (grabbers && grabbers.hasOwnProperty(tagAfter[2]))
+ context = context.prev;
+ else
+ break;
+ }
+ }
+ while (context && context.prev && !context.startOfLine)
+ context = context.prev;
+ if (context) return context.indent + indentUnit;
+ else return state.baseIndent || 0;
+ },
+
+ electricInput: /<\/[\s\w:]+>$/,
+ blockCommentStart: "<!--",
+ blockCommentEnd: "-->",
+
+ configuration: config.htmlMode ? "html" : "xml",
+ helperType: config.htmlMode ? "html" : "xml",
+
+ skipAttribute: function(state) {
+ if (state.state == attrValueState)
+ state.state = attrState
+ }
+ };
+ });
+
+ CodeMirror.defineMIME("text/xml", "xml");
+ CodeMirror.defineMIME("application/xml", "xml");
+ if (!CodeMirror.mimeModes.hasOwnProperty("text/html"))
+ CodeMirror.defineMIME("text/html", {name: "xml", htmlMode: true});
+
+ });
+
+
+/***/ },
+/* 10 */
+/***/ function(module, exports, __webpack_require__) {
+
+ // CodeMirror, copyright (c) by Marijn Haverbeke and others
+ // Distributed under an MIT license: http://codemirror.net/LICENSE
+
+ (function(mod) {
+ if (true) // CommonJS
+ mod(__webpack_require__(2));
+ else if (typeof define == "function" && define.amd) // AMD
+ define(["../../lib/codemirror"], mod);
+ else // Plain browser env
+ mod(CodeMirror);
+ })(function(CodeMirror) {
+ "use strict";
+
+ CodeMirror.defineMode("css", function(config, parserConfig) {
+ var inline = parserConfig.inline
+ if (!parserConfig.propertyKeywords) parserConfig = CodeMirror.resolveMode("text/css");
+
+ var indentUnit = config.indentUnit,
+ tokenHooks = parserConfig.tokenHooks,
+ documentTypes = parserConfig.documentTypes || {},
+ mediaTypes = parserConfig.mediaTypes || {},
+ mediaFeatures = parserConfig.mediaFeatures || {},
+ mediaValueKeywords = parserConfig.mediaValueKeywords || {},
+ propertyKeywords = parserConfig.propertyKeywords || {},
+ nonStandardPropertyKeywords = parserConfig.nonStandardPropertyKeywords || {},
+ fontProperties = parserConfig.fontProperties || {},
+ counterDescriptors = parserConfig.counterDescriptors || {},
+ colorKeywords = parserConfig.colorKeywords || {},
+ valueKeywords = parserConfig.valueKeywords || {},
+ allowNested = parserConfig.allowNested,
+ supportsAtComponent = parserConfig.supportsAtComponent === true;
+
+ var type, override;
+ function ret(style, tp) { type = tp; return style; }
+
+ // Tokenizers
+
+ function tokenBase(stream, state) {
+ var ch = stream.next();
+ if (tokenHooks[ch]) {
+ var result = tokenHooks[ch](stream, state);
+ if (result !== false) return result;
+ }
+ if (ch == "@") {
+ stream.eatWhile(/[\w\\\-]/);
+ return ret("def", stream.current());
+ } else if (ch == "=" || (ch == "~" || ch == "|") && stream.eat("=")) {
+ return ret(null, "compare");
+ } else if (ch == "\"" || ch == "'") {
+ state.tokenize = tokenString(ch);
+ return state.tokenize(stream, state);
+ } else if (ch == "#") {
+ stream.eatWhile(/[\w\\\-]/);
+ return ret("atom", "hash");
+ } else if (ch == "!") {
+ stream.match(/^\s*\w*/);
+ return ret("keyword", "important");
+ } else if (/\d/.test(ch) || ch == "." && stream.eat(/\d/)) {
+ stream.eatWhile(/[\w.%]/);
+ return ret("number", "unit");
+ } else if (ch === "-") {
+ if (/[\d.]/.test(stream.peek())) {
+ stream.eatWhile(/[\w.%]/);
+ return ret("number", "unit");
+ } else if (stream.match(/^-[\w\\\-]+/)) {
+ stream.eatWhile(/[\w\\\-]/);
+ if (stream.match(/^\s*:/, false))
+ return ret("variable-2", "variable-definition");
+ return ret("variable-2", "variable");
+ } else if (stream.match(/^\w+-/)) {
+ return ret("meta", "meta");
+ }
+ } else if (/[,+>*\/]/.test(ch)) {
+ return ret(null, "select-op");
+ } else if (ch == "." && stream.match(/^-?[_a-z][_a-z0-9-]*/i)) {
+ return ret("qualifier", "qualifier");
+ } else if (/[:;{}\[\]\(\)]/.test(ch)) {
+ return ret(null, ch);
+ } else if ((ch == "u" && stream.match(/rl(-prefix)?\(/)) ||
+ (ch == "d" && stream.match("omain(")) ||
+ (ch == "r" && stream.match("egexp("))) {
+ stream.backUp(1);
+ state.tokenize = tokenParenthesized;
+ return ret("property", "word");
+ } else if (/[\w\\\-]/.test(ch)) {
+ stream.eatWhile(/[\w\\\-]/);
+ return ret("property", "word");
+ } else {
+ return ret(null, null);
+ }
+ }
+
+ function tokenString(quote) {
+ return function(stream, state) {
+ var escaped = false, ch;
+ while ((ch = stream.next()) != null) {
+ if (ch == quote && !escaped) {
+ if (quote == ")") stream.backUp(1);
+ break;
+ }
+ escaped = !escaped && ch == "\\";
+ }
+ if (ch == quote || !escaped && quote != ")") state.tokenize = null;
+ return ret("string", "string");
+ };
+ }
+
+ function tokenParenthesized(stream, state) {
+ stream.next(); // Must be '('
+ if (!stream.match(/\s*[\"\')]/, false))
+ state.tokenize = tokenString(")");
+ else
+ state.tokenize = null;
+ return ret(null, "(");
+ }
+
+ // Context management
+
+ function Context(type, indent, prev) {
+ this.type = type;
+ this.indent = indent;
+ this.prev = prev;
+ }
+
+ function pushContext(state, stream, type, indent) {
+ state.context = new Context(type, stream.indentation() + (indent === false ? 0 : indentUnit), state.context);
+ return type;
+ }
+
+ function popContext(state) {
+ if (state.context.prev)
+ state.context = state.context.prev;
+ return state.context.type;
+ }
+
+ function pass(type, stream, state) {
+ return states[state.context.type](type, stream, state);
+ }
+ function popAndPass(type, stream, state, n) {
+ for (var i = n || 1; i > 0; i--)
+ state.context = state.context.prev;
+ return pass(type, stream, state);
+ }
+
+ // Parser
+
+ function wordAsValue(stream) {
+ var word = stream.current().toLowerCase();
+ if (valueKeywords.hasOwnProperty(word))
+ override = "atom";
+ else if (colorKeywords.hasOwnProperty(word))
+ override = "keyword";
+ else
+ override = "variable";
+ }
+
+ var states = {};
+
+ states.top = function(type, stream, state) {
+ if (type == "{") {
+ return pushContext(state, stream, "block");
+ } else if (type == "}" && state.context.prev) {
+ return popContext(state);
+ } else if (supportsAtComponent && /@component/.test(type)) {
+ return pushContext(state, stream, "atComponentBlock");
+ } else if (/^@(-moz-)?document$/.test(type)) {
+ return pushContext(state, stream, "documentTypes");
+ } else if (/^@(media|supports|(-moz-)?document|import)$/.test(type)) {
+ return pushContext(state, stream, "atBlock");
+ } else if (/^@(font-face|counter-style)/.test(type)) {
+ state.stateArg = type;
+ return "restricted_atBlock_before";
+ } else if (/^@(-(moz|ms|o|webkit)-)?keyframes$/.test(type)) {
+ return "keyframes";
+ } else if (type && type.charAt(0) == "@") {
+ return pushContext(state, stream, "at");
+ } else if (type == "hash") {
+ override = "builtin";
+ } else if (type == "word") {
+ override = "tag";
+ } else if (type == "variable-definition") {
+ return "maybeprop";
+ } else if (type == "interpolation") {
+ return pushContext(state, stream, "interpolation");
+ } else if (type == ":") {
+ return "pseudo";
+ } else if (allowNested && type == "(") {
+ return pushContext(state, stream, "parens");
+ }
+ return state.context.type;
+ };
+
+ states.block = function(type, stream, state) {
+ if (type == "word") {
+ var word = stream.current().toLowerCase();
+ if (propertyKeywords.hasOwnProperty(word)) {
+ override = "property";
+ return "maybeprop";
+ } else if (nonStandardPropertyKeywords.hasOwnProperty(word)) {
+ override = "string-2";
+ return "maybeprop";
+ } else if (allowNested) {
+ override = stream.match(/^\s*:(?:\s|$)/, false) ? "property" : "tag";
+ return "block";
+ } else {
+ override += " error";
+ return "maybeprop";
+ }
+ } else if (type == "meta") {
+ return "block";
+ } else if (!allowNested && (type == "hash" || type == "qualifier")) {
+ override = "error";
+ return "block";
+ } else {
+ return states.top(type, stream, state);
+ }
+ };
+
+ states.maybeprop = function(type, stream, state) {
+ if (type == ":") return pushContext(state, stream, "prop");
+ return pass(type, stream, state);
+ };
+
+ states.prop = function(type, stream, state) {
+ if (type == ";") return popContext(state);
+ if (type == "{" && allowNested) return pushContext(state, stream, "propBlock");
+ if (type == "}" || type == "{") return popAndPass(type, stream, state);
+ if (type == "(") return pushContext(state, stream, "parens");
+
+ if (type == "hash" && !/^#([0-9a-fA-f]{3,4}|[0-9a-fA-f]{6}|[0-9a-fA-f]{8})$/.test(stream.current())) {
+ override += " error";
+ } else if (type == "word") {
+ wordAsValue(stream);
+ } else if (type == "interpolation") {
+ return pushContext(state, stream, "interpolation");
+ }
+ return "prop";
+ };
+
+ states.propBlock = function(type, _stream, state) {
+ if (type == "}") return popContext(state);
+ if (type == "word") { override = "property"; return "maybeprop"; }
+ return state.context.type;
+ };
+
+ states.parens = function(type, stream, state) {
+ if (type == "{" || type == "}") return popAndPass(type, stream, state);
+ if (type == ")") return popContext(state);
+ if (type == "(") return pushContext(state, stream, "parens");
+ if (type == "interpolation") return pushContext(state, stream, "interpolation");
+ if (type == "word") wordAsValue(stream);
+ return "parens";
+ };
+
+ states.pseudo = function(type, stream, state) {
+ if (type == "word") {
+ override = "variable-3";
+ return state.context.type;
+ }
+ return pass(type, stream, state);
+ };
+
+ states.documentTypes = function(type, stream, state) {
+ if (type == "word" && documentTypes.hasOwnProperty(stream.current())) {
+ override = "tag";
+ return state.context.type;
+ } else {
+ return states.atBlock(type, stream, state);
+ }
+ };
+
+ states.atBlock = function(type, stream, state) {
+ if (type == "(") return pushContext(state, stream, "atBlock_parens");
+ if (type == "}" || type == ";") return popAndPass(type, stream, state);
+ if (type == "{") return popContext(state) && pushContext(state, stream, allowNested ? "block" : "top");
+
+ if (type == "interpolation") return pushContext(state, stream, "interpolation");
+
+ if (type == "word") {
+ var word = stream.current().toLowerCase();
+ if (word == "only" || word == "not" || word == "and" || word == "or")
+ override = "keyword";
+ else if (mediaTypes.hasOwnProperty(word))
+ override = "attribute";
+ else if (mediaFeatures.hasOwnProperty(word))
+ override = "property";
+ else if (mediaValueKeywords.hasOwnProperty(word))
+ override = "keyword";
+ else if (propertyKeywords.hasOwnProperty(word))
+ override = "property";
+ else if (nonStandardPropertyKeywords.hasOwnProperty(word))
+ override = "string-2";
+ else if (valueKeywords.hasOwnProperty(word))
+ override = "atom";
+ else if (colorKeywords.hasOwnProperty(word))
+ override = "keyword";
+ else
+ override = "error";
+ }
+ return state.context.type;
+ };
+
+ states.atComponentBlock = function(type, stream, state) {
+ if (type == "}")
+ return popAndPass(type, stream, state);
+ if (type == "{")
+ return popContext(state) && pushContext(state, stream, allowNested ? "block" : "top", false);
+ if (type == "word")
+ override = "error";
+ return state.context.type;
+ };
+
+ states.atBlock_parens = function(type, stream, state) {
+ if (type == ")") return popContext(state);
+ if (type == "{" || type == "}") return popAndPass(type, stream, state, 2);
+ return states.atBlock(type, stream, state);
+ };
+
+ states.restricted_atBlock_before = function(type, stream, state) {
+ if (type == "{")
+ return pushContext(state, stream, "restricted_atBlock");
+ if (type == "word" && state.stateArg == "@counter-style") {
+ override = "variable";
+ return "restricted_atBlock_before";
+ }
+ return pass(type, stream, state);
+ };
+
+ states.restricted_atBlock = function(type, stream, state) {
+ if (type == "}") {
+ state.stateArg = null;
+ return popContext(state);
+ }
+ if (type == "word") {
+ if ((state.stateArg == "@font-face" && !fontProperties.hasOwnProperty(stream.current().toLowerCase())) ||
+ (state.stateArg == "@counter-style" && !counterDescriptors.hasOwnProperty(stream.current().toLowerCase())))
+ override = "error";
+ else
+ override = "property";
+ return "maybeprop";
+ }
+ return "restricted_atBlock";
+ };
+
+ states.keyframes = function(type, stream, state) {
+ if (type == "word") { override = "variable"; return "keyframes"; }
+ if (type == "{") return pushContext(state, stream, "top");
+ return pass(type, stream, state);
+ };
+
+ states.at = function(type, stream, state) {
+ if (type == ";") return popContext(state);
+ if (type == "{" || type == "}") return popAndPass(type, stream, state);
+ if (type == "word") override = "tag";
+ else if (type == "hash") override = "builtin";
+ return "at";
+ };
+
+ states.interpolation = function(type, stream, state) {
+ if (type == "}") return popContext(state);
+ if (type == "{" || type == ";") return popAndPass(type, stream, state);
+ if (type == "word") override = "variable";
+ else if (type != "variable" && type != "(" && type != ")") override = "error";
+ return "interpolation";
+ };
+
+ return {
+ startState: function(base) {
+ return {tokenize: null,
+ state: inline ? "block" : "top",
+ stateArg: null,
+ context: new Context(inline ? "block" : "top", base || 0, null)};
+ },
+
+ token: function(stream, state) {
+ if (!state.tokenize && stream.eatSpace()) return null;
+ var style = (state.tokenize || tokenBase)(stream, state);
+ if (style && typeof style == "object") {
+ type = style[1];
+ style = style[0];
+ }
+ override = style;
+ state.state = states[state.state](type, stream, state);
+ return override;
+ },
+
+ indent: function(state, textAfter) {
+ var cx = state.context, ch = textAfter && textAfter.charAt(0);
+ var indent = cx.indent;
+ if (cx.type == "prop" && (ch == "}" || ch == ")")) cx = cx.prev;
+ if (cx.prev) {
+ if (ch == "}" && (cx.type == "block" || cx.type == "top" ||
+ cx.type == "interpolation" || cx.type == "restricted_atBlock")) {
+ // Resume indentation from parent context.
+ cx = cx.prev;
+ indent = cx.indent;
+ } else if (ch == ")" && (cx.type == "parens" || cx.type == "atBlock_parens") ||
+ ch == "{" && (cx.type == "at" || cx.type == "atBlock")) {
+ // Dedent relative to current context.
+ indent = Math.max(0, cx.indent - indentUnit);
+ cx = cx.prev;
+ }
+ }
+ return indent;
+ },
+
+ electricChars: "}",
+ blockCommentStart: "/*",
+ blockCommentEnd: "*/",
+ fold: "brace"
+ };
+ });
+
+ function keySet(array) {
+ var keys = {};
+ for (var i = 0; i < array.length; ++i) {
+ keys[array[i]] = true;
+ }
+ return keys;
+ }
+
+ var documentTypes_ = [
+ "domain", "regexp", "url", "url-prefix"
+ ], documentTypes = keySet(documentTypes_);
+
+ var mediaTypes_ = [
+ "all", "aural", "braille", "handheld", "print", "projection", "screen",
+ "tty", "tv", "embossed"
+ ], mediaTypes = keySet(mediaTypes_);
+
+ var mediaFeatures_ = [
+ "width", "min-width", "max-width", "height", "min-height", "max-height",
+ "device-width", "min-device-width", "max-device-width", "device-height",
+ "min-device-height", "max-device-height", "aspect-ratio",
+ "min-aspect-ratio", "max-aspect-ratio", "device-aspect-ratio",
+ "min-device-aspect-ratio", "max-device-aspect-ratio", "color", "min-color",
+ "max-color", "color-index", "min-color-index", "max-color-index",
+ "monochrome", "min-monochrome", "max-monochrome", "resolution",
+ "min-resolution", "max-resolution", "scan", "grid", "orientation",
+ "device-pixel-ratio", "min-device-pixel-ratio", "max-device-pixel-ratio",
+ "pointer", "any-pointer", "hover", "any-hover"
+ ], mediaFeatures = keySet(mediaFeatures_);
+
+ var mediaValueKeywords_ = [
+ "landscape", "portrait", "none", "coarse", "fine", "on-demand", "hover",
+ "interlace", "progressive"
+ ], mediaValueKeywords = keySet(mediaValueKeywords_);
+
+ var propertyKeywords_ = [
+ "align-content", "align-items", "align-self", "alignment-adjust",
+ "alignment-baseline", "anchor-point", "animation", "animation-delay",
+ "animation-direction", "animation-duration", "animation-fill-mode",
+ "animation-iteration-count", "animation-name", "animation-play-state",
+ "animation-timing-function", "appearance", "azimuth", "backface-visibility",
+ "background", "background-attachment", "background-blend-mode", "background-clip",
+ "background-color", "background-image", "background-origin", "background-position",
+ "background-repeat", "background-size", "baseline-shift", "binding",
+ "bleed", "bookmark-label", "bookmark-level", "bookmark-state",
+ "bookmark-target", "border", "border-bottom", "border-bottom-color",
+ "border-bottom-left-radius", "border-bottom-right-radius",
+ "border-bottom-style", "border-bottom-width", "border-collapse",
+ "border-color", "border-image", "border-image-outset",
+ "border-image-repeat", "border-image-slice", "border-image-source",
+ "border-image-width", "border-left", "border-left-color",
+ "border-left-style", "border-left-width", "border-radius", "border-right",
+ "border-right-color", "border-right-style", "border-right-width",
+ "border-spacing", "border-style", "border-top", "border-top-color",
+ "border-top-left-radius", "border-top-right-radius", "border-top-style",
+ "border-top-width", "border-width", "bottom", "box-decoration-break",
+ "box-shadow", "box-sizing", "break-after", "break-before", "break-inside",
+ "caption-side", "clear", "clip", "color", "color-profile", "column-count",
+ "column-fill", "column-gap", "column-rule", "column-rule-color",
+ "column-rule-style", "column-rule-width", "column-span", "column-width",
+ "columns", "content", "counter-increment", "counter-reset", "crop", "cue",
+ "cue-after", "cue-before", "cursor", "direction", "display",
+ "dominant-baseline", "drop-initial-after-adjust",
+ "drop-initial-after-align", "drop-initial-before-adjust",
+ "drop-initial-before-align", "drop-initial-size", "drop-initial-value",
+ "elevation", "empty-cells", "fit", "fit-position", "flex", "flex-basis",
+ "flex-direction", "flex-flow", "flex-grow", "flex-shrink", "flex-wrap",
+ "float", "float-offset", "flow-from", "flow-into", "font", "font-feature-settings",
+ "font-family", "font-kerning", "font-language-override", "font-size", "font-size-adjust",
+ "font-stretch", "font-style", "font-synthesis", "font-variant",
+ "font-variant-alternates", "font-variant-caps", "font-variant-east-asian",
+ "font-variant-ligatures", "font-variant-numeric", "font-variant-position",
+ "font-weight", "grid", "grid-area", "grid-auto-columns", "grid-auto-flow",
+ "grid-auto-rows", "grid-column", "grid-column-end", "grid-column-gap",
+ "grid-column-start", "grid-gap", "grid-row", "grid-row-end", "grid-row-gap",
+ "grid-row-start", "grid-template", "grid-template-areas", "grid-template-columns",
+ "grid-template-rows", "hanging-punctuation", "height", "hyphens",
+ "icon", "image-orientation", "image-rendering", "image-resolution",
+ "inline-box-align", "justify-content", "left", "letter-spacing",
+ "line-break", "line-height", "line-stacking", "line-stacking-ruby",
+ "line-stacking-shift", "line-stacking-strategy", "list-style",
+ "list-style-image", "list-style-position", "list-style-type", "margin",
+ "margin-bottom", "margin-left", "margin-right", "margin-top",
+ "marks", "marquee-direction", "marquee-loop",
+ "marquee-play-count", "marquee-speed", "marquee-style", "max-height",
+ "max-width", "min-height", "min-width", "move-to", "nav-down", "nav-index",
+ "nav-left", "nav-right", "nav-up", "object-fit", "object-position",
+ "opacity", "order", "orphans", "outline",
+ "outline-color", "outline-offset", "outline-style", "outline-width",
+ "overflow", "overflow-style", "overflow-wrap", "overflow-x", "overflow-y",
+ "padding", "padding-bottom", "padding-left", "padding-right", "padding-top",
+ "page", "page-break-after", "page-break-before", "page-break-inside",
+ "page-policy", "pause", "pause-after", "pause-before", "perspective",
+ "perspective-origin", "pitch", "pitch-range", "play-during", "position",
+ "presentation-level", "punctuation-trim", "quotes", "region-break-after",
+ "region-break-before", "region-break-inside", "region-fragment",
+ "rendering-intent", "resize", "rest", "rest-after", "rest-before", "richness",
+ "right", "rotation", "rotation-point", "ruby-align", "ruby-overhang",
+ "ruby-position", "ruby-span", "shape-image-threshold", "shape-inside", "shape-margin",
+ "shape-outside", "size", "speak", "speak-as", "speak-header",
+ "speak-numeral", "speak-punctuation", "speech-rate", "stress", "string-set",
+ "tab-size", "table-layout", "target", "target-name", "target-new",
+ "target-position", "text-align", "text-align-last", "text-decoration",
+ "text-decoration-color", "text-decoration-line", "text-decoration-skip",
+ "text-decoration-style", "text-emphasis", "text-emphasis-color",
+ "text-emphasis-position", "text-emphasis-style", "text-height",
+ "text-indent", "text-justify", "text-outline", "text-overflow", "text-shadow",
+ "text-size-adjust", "text-space-collapse", "text-transform", "text-underline-position",
+ "text-wrap", "top", "transform", "transform-origin", "transform-style",
+ "transition", "transition-delay", "transition-duration",
+ "transition-property", "transition-timing-function", "unicode-bidi",
+ "vertical-align", "visibility", "voice-balance", "voice-duration",
+ "voice-family", "voice-pitch", "voice-range", "voice-rate", "voice-stress",
+ "voice-volume", "volume", "white-space", "widows", "width", "word-break",
+ "word-spacing", "word-wrap", "z-index",
+ // SVG-specific
+ "clip-path", "clip-rule", "mask", "enable-background", "filter", "flood-color",
+ "flood-opacity", "lighting-color", "stop-color", "stop-opacity", "pointer-events",
+ "color-interpolation", "color-interpolation-filters",
+ "color-rendering", "fill", "fill-opacity", "fill-rule", "image-rendering",
+ "marker", "marker-end", "marker-mid", "marker-start", "shape-rendering", "stroke",
+ "stroke-dasharray", "stroke-dashoffset", "stroke-linecap", "stroke-linejoin",
+ "stroke-miterlimit", "stroke-opacity", "stroke-width", "text-rendering",
+ "baseline-shift", "dominant-baseline", "glyph-orientation-horizontal",
+ "glyph-orientation-vertical", "text-anchor", "writing-mode"
+ ], propertyKeywords = keySet(propertyKeywords_);
+
+ var nonStandardPropertyKeywords_ = [
+ "scrollbar-arrow-color", "scrollbar-base-color", "scrollbar-dark-shadow-color",
+ "scrollbar-face-color", "scrollbar-highlight-color", "scrollbar-shadow-color",
+ "scrollbar-3d-light-color", "scrollbar-track-color", "shape-inside",
+ "searchfield-cancel-button", "searchfield-decoration", "searchfield-results-button",
+ "searchfield-results-decoration", "zoom"
+ ], nonStandardPropertyKeywords = keySet(nonStandardPropertyKeywords_);
+
+ var fontProperties_ = [
+ "font-family", "src", "unicode-range", "font-variant", "font-feature-settings",
+ "font-stretch", "font-weight", "font-style"
+ ], fontProperties = keySet(fontProperties_);
+
+ var counterDescriptors_ = [
+ "additive-symbols", "fallback", "negative", "pad", "prefix", "range",
+ "speak-as", "suffix", "symbols", "system"
+ ], counterDescriptors = keySet(counterDescriptors_);
+
+ var colorKeywords_ = [
+ "aliceblue", "antiquewhite", "aqua", "aquamarine", "azure", "beige",
+ "bisque", "black", "blanchedalmond", "blue", "blueviolet", "brown",
+ "burlywood", "cadetblue", "chartreuse", "chocolate", "coral", "cornflowerblue",
+ "cornsilk", "crimson", "cyan", "darkblue", "darkcyan", "darkgoldenrod",
+ "darkgray", "darkgreen", "darkkhaki", "darkmagenta", "darkolivegreen",
+ "darkorange", "darkorchid", "darkred", "darksalmon", "darkseagreen",
+ "darkslateblue", "darkslategray", "darkturquoise", "darkviolet",
+ "deeppink", "deepskyblue", "dimgray", "dodgerblue", "firebrick",
+ "floralwhite", "forestgreen", "fuchsia", "gainsboro", "ghostwhite",
+ "gold", "goldenrod", "gray", "grey", "green", "greenyellow", "honeydew",
+ "hotpink", "indianred", "indigo", "ivory", "khaki", "lavender",
+ "lavenderblush", "lawngreen", "lemonchiffon", "lightblue", "lightcoral",
+ "lightcyan", "lightgoldenrodyellow", "lightgray", "lightgreen", "lightpink",
+ "lightsalmon", "lightseagreen", "lightskyblue", "lightslategray",
+ "lightsteelblue", "lightyellow", "lime", "limegreen", "linen", "magenta",
+ "maroon", "mediumaquamarine", "mediumblue", "mediumorchid", "mediumpurple",
+ "mediumseagreen", "mediumslateblue", "mediumspringgreen", "mediumturquoise",
+ "mediumvioletred", "midnightblue", "mintcream", "mistyrose", "moccasin",
+ "navajowhite", "navy", "oldlace", "olive", "olivedrab", "orange", "orangered",
+ "orchid", "palegoldenrod", "palegreen", "paleturquoise", "palevioletred",
+ "papayawhip", "peachpuff", "peru", "pink", "plum", "powderblue",
+ "purple", "rebeccapurple", "red", "rosybrown", "royalblue", "saddlebrown",
+ "salmon", "sandybrown", "seagreen", "seashell", "sienna", "silver", "skyblue",
+ "slateblue", "slategray", "snow", "springgreen", "steelblue", "tan",
+ "teal", "thistle", "tomato", "turquoise", "violet", "wheat", "white",
+ "whitesmoke", "yellow", "yellowgreen"
+ ], colorKeywords = keySet(colorKeywords_);
+
+ var valueKeywords_ = [
+ "above", "absolute", "activeborder", "additive", "activecaption", "afar",
+ "after-white-space", "ahead", "alias", "all", "all-scroll", "alphabetic", "alternate",
+ "always", "amharic", "amharic-abegede", "antialiased", "appworkspace",
+ "arabic-indic", "armenian", "asterisks", "attr", "auto", "avoid", "avoid-column", "avoid-page",
+ "avoid-region", "background", "backwards", "baseline", "below", "bidi-override", "binary",
+ "bengali", "blink", "block", "block-axis", "bold", "bolder", "border", "border-box",
+ "both", "bottom", "break", "break-all", "break-word", "bullets", "button", "button-bevel",
+ "buttonface", "buttonhighlight", "buttonshadow", "buttontext", "calc", "cambodian",
+ "capitalize", "caps-lock-indicator", "caption", "captiontext", "caret",
+ "cell", "center", "checkbox", "circle", "cjk-decimal", "cjk-earthly-branch",
+ "cjk-heavenly-stem", "cjk-ideographic", "clear", "clip", "close-quote",
+ "col-resize", "collapse", "color", "color-burn", "color-dodge", "column", "column-reverse",
+ "compact", "condensed", "contain", "content",
+ "content-box", "context-menu", "continuous", "copy", "counter", "counters", "cover", "crop",
+ "cross", "crosshair", "currentcolor", "cursive", "cyclic", "darken", "dashed", "decimal",
+ "decimal-leading-zero", "default", "default-button", "dense", "destination-atop",
+ "destination-in", "destination-out", "destination-over", "devanagari", "difference",
+ "disc", "discard", "disclosure-closed", "disclosure-open", "document",
+ "dot-dash", "dot-dot-dash",
+ "dotted", "double", "down", "e-resize", "ease", "ease-in", "ease-in-out", "ease-out",
+ "element", "ellipse", "ellipsis", "embed", "end", "ethiopic", "ethiopic-abegede",
+ "ethiopic-abegede-am-et", "ethiopic-abegede-gez", "ethiopic-abegede-ti-er",
+ "ethiopic-abegede-ti-et", "ethiopic-halehame-aa-er",
+ "ethiopic-halehame-aa-et", "ethiopic-halehame-am-et",
+ "ethiopic-halehame-gez", "ethiopic-halehame-om-et",
+ "ethiopic-halehame-sid-et", "ethiopic-halehame-so-et",
+ "ethiopic-halehame-ti-er", "ethiopic-halehame-ti-et", "ethiopic-halehame-tig",
+ "ethiopic-numeric", "ew-resize", "exclusion", "expanded", "extends", "extra-condensed",
+ "extra-expanded", "fantasy", "fast", "fill", "fixed", "flat", "flex", "flex-end", "flex-start", "footnotes",
+ "forwards", "from", "geometricPrecision", "georgian", "graytext", "grid", "groove",
+ "gujarati", "gurmukhi", "hand", "hangul", "hangul-consonant", "hard-light", "hebrew",
+ "help", "hidden", "hide", "higher", "highlight", "highlighttext",
+ "hiragana", "hiragana-iroha", "horizontal", "hsl", "hsla", "hue", "icon", "ignore",
+ "inactiveborder", "inactivecaption", "inactivecaptiontext", "infinite",
+ "infobackground", "infotext", "inherit", "initial", "inline", "inline-axis",
+ "inline-block", "inline-flex", "inline-grid", "inline-table", "inset", "inside", "intrinsic", "invert",
+ "italic", "japanese-formal", "japanese-informal", "justify", "kannada",
+ "katakana", "katakana-iroha", "keep-all", "khmer",
+ "korean-hangul-formal", "korean-hanja-formal", "korean-hanja-informal",
+ "landscape", "lao", "large", "larger", "left", "level", "lighter", "lighten",
+ "line-through", "linear", "linear-gradient", "lines", "list-item", "listbox", "listitem",
+ "local", "logical", "loud", "lower", "lower-alpha", "lower-armenian",
+ "lower-greek", "lower-hexadecimal", "lower-latin", "lower-norwegian",
+ "lower-roman", "lowercase", "ltr", "luminosity", "malayalam", "match", "matrix", "matrix3d",
+ "media-controls-background", "media-current-time-display",
+ "media-fullscreen-button", "media-mute-button", "media-play-button",
+ "media-return-to-realtime-button", "media-rewind-button",
+ "media-seek-back-button", "media-seek-forward-button", "media-slider",
+ "media-sliderthumb", "media-time-remaining-display", "media-volume-slider",
+ "media-volume-slider-container", "media-volume-sliderthumb", "medium",
+ "menu", "menulist", "menulist-button", "menulist-text",
+ "menulist-textfield", "menutext", "message-box", "middle", "min-intrinsic",
+ "mix", "mongolian", "monospace", "move", "multiple", "multiply", "myanmar", "n-resize",
+ "narrower", "ne-resize", "nesw-resize", "no-close-quote", "no-drop",
+ "no-open-quote", "no-repeat", "none", "normal", "not-allowed", "nowrap",
+ "ns-resize", "numbers", "numeric", "nw-resize", "nwse-resize", "oblique", "octal", "open-quote",
+ "optimizeLegibility", "optimizeSpeed", "oriya", "oromo", "outset",
+ "outside", "outside-shape", "overlay", "overline", "padding", "padding-box",
+ "painted", "page", "paused", "persian", "perspective", "plus-darker", "plus-lighter",
+ "pointer", "polygon", "portrait", "pre", "pre-line", "pre-wrap", "preserve-3d",
+ "progress", "push-button", "radial-gradient", "radio", "read-only",
+ "read-write", "read-write-plaintext-only", "rectangle", "region",
+ "relative", "repeat", "repeating-linear-gradient",
+ "repeating-radial-gradient", "repeat-x", "repeat-y", "reset", "reverse",
+ "rgb", "rgba", "ridge", "right", "rotate", "rotate3d", "rotateX", "rotateY",
+ "rotateZ", "round", "row", "row-resize", "row-reverse", "rtl", "run-in", "running",
+ "s-resize", "sans-serif", "saturation", "scale", "scale3d", "scaleX", "scaleY", "scaleZ", "screen",
+ "scroll", "scrollbar", "se-resize", "searchfield",
+ "searchfield-cancel-button", "searchfield-decoration",
+ "searchfield-results-button", "searchfield-results-decoration",
+ "semi-condensed", "semi-expanded", "separate", "serif", "show", "sidama",
+ "simp-chinese-formal", "simp-chinese-informal", "single",
+ "skew", "skewX", "skewY", "skip-white-space", "slide", "slider-horizontal",
+ "slider-vertical", "sliderthumb-horizontal", "sliderthumb-vertical", "slow",
+ "small", "small-caps", "small-caption", "smaller", "soft-light", "solid", "somali",
+ "source-atop", "source-in", "source-out", "source-over", "space", "space-around", "space-between", "spell-out", "square",
+ "square-button", "start", "static", "status-bar", "stretch", "stroke", "sub",
+ "subpixel-antialiased", "super", "sw-resize", "symbolic", "symbols", "table",
+ "table-caption", "table-cell", "table-column", "table-column-group",
+ "table-footer-group", "table-header-group", "table-row", "table-row-group",
+ "tamil",
+ "telugu", "text", "text-bottom", "text-top", "textarea", "textfield", "thai",
+ "thick", "thin", "threeddarkshadow", "threedface", "threedhighlight",
+ "threedlightshadow", "threedshadow", "tibetan", "tigre", "tigrinya-er",
+ "tigrinya-er-abegede", "tigrinya-et", "tigrinya-et-abegede", "to", "top",
+ "trad-chinese-formal", "trad-chinese-informal",
+ "translate", "translate3d", "translateX", "translateY", "translateZ",
+ "transparent", "ultra-condensed", "ultra-expanded", "underline", "up",
+ "upper-alpha", "upper-armenian", "upper-greek", "upper-hexadecimal",
+ "upper-latin", "upper-norwegian", "upper-roman", "uppercase", "urdu", "url",
+ "var", "vertical", "vertical-text", "visible", "visibleFill", "visiblePainted",
+ "visibleStroke", "visual", "w-resize", "wait", "wave", "wider",
+ "window", "windowframe", "windowtext", "words", "wrap", "wrap-reverse", "x-large", "x-small", "xor",
+ "xx-large", "xx-small"
+ ], valueKeywords = keySet(valueKeywords_);
+
+ var allWords = documentTypes_.concat(mediaTypes_).concat(mediaFeatures_).concat(mediaValueKeywords_)
+ .concat(propertyKeywords_).concat(nonStandardPropertyKeywords_).concat(colorKeywords_)
+ .concat(valueKeywords_);
+ CodeMirror.registerHelper("hintWords", "css", allWords);
+
+ function tokenCComment(stream, state) {
+ var maybeEnd = false, ch;
+ while ((ch = stream.next()) != null) {
+ if (maybeEnd && ch == "/") {
+ state.tokenize = null;
+ break;
+ }
+ maybeEnd = (ch == "*");
+ }
+ return ["comment", "comment"];
+ }
+
+ CodeMirror.defineMIME("text/css", {
+ documentTypes: documentTypes,
+ mediaTypes: mediaTypes,
+ mediaFeatures: mediaFeatures,
+ mediaValueKeywords: mediaValueKeywords,
+ propertyKeywords: propertyKeywords,
+ nonStandardPropertyKeywords: nonStandardPropertyKeywords,
+ fontProperties: fontProperties,
+ counterDescriptors: counterDescriptors,
+ colorKeywords: colorKeywords,
+ valueKeywords: valueKeywords,
+ tokenHooks: {
+ "/": function(stream, state) {
+ if (!stream.eat("*")) return false;
+ state.tokenize = tokenCComment;
+ return tokenCComment(stream, state);
+ }
+ },
+ name: "css"
+ });
+
+ CodeMirror.defineMIME("text/x-scss", {
+ mediaTypes: mediaTypes,
+ mediaFeatures: mediaFeatures,
+ mediaValueKeywords: mediaValueKeywords,
+ propertyKeywords: propertyKeywords,
+ nonStandardPropertyKeywords: nonStandardPropertyKeywords,
+ colorKeywords: colorKeywords,
+ valueKeywords: valueKeywords,
+ fontProperties: fontProperties,
+ allowNested: true,
+ tokenHooks: {
+ "/": function(stream, state) {
+ if (stream.eat("/")) {
+ stream.skipToEnd();
+ return ["comment", "comment"];
+ } else if (stream.eat("*")) {
+ state.tokenize = tokenCComment;
+ return tokenCComment(stream, state);
+ } else {
+ return ["operator", "operator"];
+ }
+ },
+ ":": function(stream) {
+ if (stream.match(/\s*\{/))
+ return [null, "{"];
+ return false;
+ },
+ "$": function(stream) {
+ stream.match(/^[\w-]+/);
+ if (stream.match(/^\s*:/, false))
+ return ["variable-2", "variable-definition"];
+ return ["variable-2", "variable"];
+ },
+ "#": function(stream) {
+ if (!stream.eat("{")) return false;
+ return [null, "interpolation"];
+ }
+ },
+ name: "css",
+ helperType: "scss"
+ });
+
+ CodeMirror.defineMIME("text/x-less", {
+ mediaTypes: mediaTypes,
+ mediaFeatures: mediaFeatures,
+ mediaValueKeywords: mediaValueKeywords,
+ propertyKeywords: propertyKeywords,
+ nonStandardPropertyKeywords: nonStandardPropertyKeywords,
+ colorKeywords: colorKeywords,
+ valueKeywords: valueKeywords,
+ fontProperties: fontProperties,
+ allowNested: true,
+ tokenHooks: {
+ "/": function(stream, state) {
+ if (stream.eat("/")) {
+ stream.skipToEnd();
+ return ["comment", "comment"];
+ } else if (stream.eat("*")) {
+ state.tokenize = tokenCComment;
+ return tokenCComment(stream, state);
+ } else {
+ return ["operator", "operator"];
+ }
+ },
+ "@": function(stream) {
+ if (stream.eat("{")) return [null, "interpolation"];
+ if (stream.match(/^(charset|document|font-face|import|(-(moz|ms|o|webkit)-)?keyframes|media|namespace|page|supports)\b/, false)) return false;
+ stream.eatWhile(/[\w\\\-]/);
+ if (stream.match(/^\s*:/, false))
+ return ["variable-2", "variable-definition"];
+ return ["variable-2", "variable"];
+ },
+ "&": function() {
+ return ["atom", "atom"];
+ }
+ },
+ name: "css",
+ helperType: "less"
+ });
+
+ CodeMirror.defineMIME("text/x-gss", {
+ documentTypes: documentTypes,
+ mediaTypes: mediaTypes,
+ mediaFeatures: mediaFeatures,
+ propertyKeywords: propertyKeywords,
+ nonStandardPropertyKeywords: nonStandardPropertyKeywords,
+ fontProperties: fontProperties,
+ counterDescriptors: counterDescriptors,
+ colorKeywords: colorKeywords,
+ valueKeywords: valueKeywords,
+ supportsAtComponent: true,
+ tokenHooks: {
+ "/": function(stream, state) {
+ if (!stream.eat("*")) return false;
+ state.tokenize = tokenCComment;
+ return tokenCComment(stream, state);
+ }
+ },
+ name: "css",
+ helperType: "gss"
+ });
+
+ });
+
+
+/***/ },
+/* 11 */
+/***/ function(module, exports, __webpack_require__) {
+
+ // CodeMirror, copyright (c) by Marijn Haverbeke and others
+ // Distributed under an MIT license: http://codemirror.net/LICENSE
+
+ (function(mod) {
+ if (true) // CommonJS
+ mod(__webpack_require__(2), __webpack_require__(9), __webpack_require__(8), __webpack_require__(10));
+ else if (typeof define == "function" && define.amd) // AMD
+ define(["../../lib/codemirror", "../xml/xml", "../javascript/javascript", "../css/css"], mod);
+ else // Plain browser env
+ mod(CodeMirror);
+ })(function(CodeMirror) {
+ "use strict";
+
+ var defaultTags = {
+ script: [
+ ["lang", /(javascript|babel)/i, "javascript"],
+ ["type", /^(?:text|application)\/(?:x-)?(?:java|ecma)script$|^$/i, "javascript"],
+ ["type", /./, "text/plain"],
+ [null, null, "javascript"]
+ ],
+ style: [
+ ["lang", /^css$/i, "css"],
+ ["type", /^(text\/)?(x-)?(stylesheet|css)$/i, "css"],
+ ["type", /./, "text/plain"],
+ [null, null, "css"]
+ ]
+ };
+
+ function maybeBackup(stream, pat, style) {
+ var cur = stream.current(), close = cur.search(pat);
+ if (close > -1) {
+ stream.backUp(cur.length - close);
+ } else if (cur.match(/<\/?$/)) {
+ stream.backUp(cur.length);
+ if (!stream.match(pat, false)) stream.match(cur);
+ }
+ return style;
+ }
+
+ var attrRegexpCache = {};
+ function getAttrRegexp(attr) {
+ var regexp = attrRegexpCache[attr];
+ if (regexp) return regexp;
+ return attrRegexpCache[attr] = new RegExp("\\s+" + attr + "\\s*=\\s*('|\")?([^'\"]+)('|\")?\\s*");
+ }
+
+ function getAttrValue(text, attr) {
+ var match = text.match(getAttrRegexp(attr))
+ return match ? match[2] : ""
+ }
+
+ function getTagRegexp(tagName, anchored) {
+ return new RegExp((anchored ? "^" : "") + "<\/\s*" + tagName + "\s*>", "i");
+ }
+
+ function addTags(from, to) {
+ for (var tag in from) {
+ var dest = to[tag] || (to[tag] = []);
+ var source = from[tag];
+ for (var i = source.length - 1; i >= 0; i--)
+ dest.unshift(source[i])
+ }
+ }
+
+ function findMatchingMode(tagInfo, tagText) {
+ for (var i = 0; i < tagInfo.length; i++) {
+ var spec = tagInfo[i];
+ if (!spec[0] || spec[1].test(getAttrValue(tagText, spec[0]))) return spec[2];
+ }
+ }
+
+ CodeMirror.defineMode("htmlmixed", function (config, parserConfig) {
+ var htmlMode = CodeMirror.getMode(config, {
+ name: "xml",
+ htmlMode: true,
+ multilineTagIndentFactor: parserConfig.multilineTagIndentFactor,
+ multilineTagIndentPastTag: parserConfig.multilineTagIndentPastTag
+ });
+
+ var tags = {};
+ var configTags = parserConfig && parserConfig.tags, configScript = parserConfig && parserConfig.scriptTypes;
+ addTags(defaultTags, tags);
+ if (configTags) addTags(configTags, tags);
+ if (configScript) for (var i = configScript.length - 1; i >= 0; i--)
+ tags.script.unshift(["type", configScript[i].matches, configScript[i].mode])
+
+ function html(stream, state) {
+ var style = htmlMode.token(stream, state.htmlState), tag = /\btag\b/.test(style), tagName
+ if (tag && !/[<>\s\/]/.test(stream.current()) &&
+ (tagName = state.htmlState.tagName && state.htmlState.tagName.toLowerCase()) &&
+ tags.hasOwnProperty(tagName)) {
+ state.inTag = tagName + " "
+ } else if (state.inTag && tag && />$/.test(stream.current())) {
+ var inTag = /^([\S]+) (.*)/.exec(state.inTag)
+ state.inTag = null
+ var modeSpec = stream.current() == ">" && findMatchingMode(tags[inTag[1]], inTag[2])
+ var mode = CodeMirror.getMode(config, modeSpec)
+ var endTagA = getTagRegexp(inTag[1], true), endTag = getTagRegexp(inTag[1], false);
+ state.token = function (stream, state) {
+ if (stream.match(endTagA, false)) {
+ state.token = html;
+ state.localState = state.localMode = null;
+ return null;
+ }
+ return maybeBackup(stream, endTag, state.localMode.token(stream, state.localState));
+ };
+ state.localMode = mode;
+ state.localState = CodeMirror.startState(mode, htmlMode.indent(state.htmlState, ""));
+ } else if (state.inTag) {
+ state.inTag += stream.current()
+ if (stream.eol()) state.inTag += " "
+ }
+ return style;
+ };
+
+ return {
+ startState: function () {
+ var state = CodeMirror.startState(htmlMode);
+ return {token: html, inTag: null, localMode: null, localState: null, htmlState: state};
+ },
+
+ copyState: function (state) {
+ var local;
+ if (state.localState) {
+ local = CodeMirror.copyState(state.localMode, state.localState);
+ }
+ return {token: state.token, inTag: state.inTag,
+ localMode: state.localMode, localState: local,
+ htmlState: CodeMirror.copyState(htmlMode, state.htmlState)};
+ },
+
+ token: function (stream, state) {
+ return state.token(stream, state);
+ },
+
+ indent: function (state, textAfter) {
+ if (!state.localMode || /^\s*<\//.test(textAfter))
+ return htmlMode.indent(state.htmlState, textAfter);
+ else if (state.localMode.indent)
+ return state.localMode.indent(state.localState, textAfter);
+ else
+ return CodeMirror.Pass;
+ },
+
+ innerMode: function (state) {
+ return {state: state.localState || state.htmlState, mode: state.localMode || htmlMode};
+ }
+ };
+ }, "xml", "javascript", "css");
+
+ CodeMirror.defineMIME("text/html", "htmlmixed");
+ });
+
+
+/***/ },
+/* 12 */
+/***/ function(module, exports, __webpack_require__) {
+
+ // CodeMirror, copyright (c) by Marijn Haverbeke and others
+ // Distributed under an MIT license: http://codemirror.net/LICENSE
+
+ (function(mod) {
+ if (true) // CommonJS
+ mod(__webpack_require__(2));
+ else if (typeof define == "function" && define.amd) // AMD
+ define(["../../lib/codemirror"], mod);
+ else // Plain browser env
+ mod(CodeMirror);
+ })(function(CodeMirror) {
+ "use strict";
+
+ function Context(indented, column, type, info, align, prev) {
+ this.indented = indented;
+ this.column = column;
+ this.type = type;
+ this.info = info;
+ this.align = align;
+ this.prev = prev;
+ }
+ function pushContext(state, col, type, info) {
+ var indent = state.indented;
+ if (state.context && state.context.type != "statement" && type != "statement")
+ indent = state.context.indented;
+ return state.context = new Context(indent, col, type, info, null, state.context);
+ }
+ function popContext(state) {
+ var t = state.context.type;
+ if (t == ")" || t == "]" || t == "}")
+ state.indented = state.context.indented;
+ return state.context = state.context.prev;
+ }
+
+ function typeBefore(stream, state, pos) {
+ if (state.prevToken == "variable" || state.prevToken == "variable-3") return true;
+ if (/\S(?:[^- ]>|[*\]])\s*$|\*$/.test(stream.string.slice(0, pos))) return true;
+ if (state.typeAtEndOfLine && stream.column() == stream.indentation()) return true;
+ }
+
+ function isTopScope(context) {
+ for (;;) {
+ if (!context || context.type == "top") return true;
+ if (context.type == "}" && context.prev.info != "namespace") return false;
+ context = context.prev;
+ }
+ }
+
+ CodeMirror.defineMode("clike", function(config, parserConfig) {
+ var indentUnit = config.indentUnit,
+ statementIndentUnit = parserConfig.statementIndentUnit || indentUnit,
+ dontAlignCalls = parserConfig.dontAlignCalls,
+ keywords = parserConfig.keywords || {},
+ types = parserConfig.types || {},
+ builtin = parserConfig.builtin || {},
+ blockKeywords = parserConfig.blockKeywords || {},
+ defKeywords = parserConfig.defKeywords || {},
+ atoms = parserConfig.atoms || {},
+ hooks = parserConfig.hooks || {},
+ multiLineStrings = parserConfig.multiLineStrings,
+ indentStatements = parserConfig.indentStatements !== false,
+ indentSwitch = parserConfig.indentSwitch !== false,
+ namespaceSeparator = parserConfig.namespaceSeparator,
+ isPunctuationChar = parserConfig.isPunctuationChar || /[\[\]{}\(\),;\:\.]/,
+ numberStart = parserConfig.numberStart || /[\d\.]/,
+ number = parserConfig.number || /^(?:0x[a-f\d]+|0b[01]+|(?:\d+\.?\d*|\.\d+)(?:e[-+]?\d+)?)(u|ll?|l|f)?/i,
+ isOperatorChar = parserConfig.isOperatorChar || /[+\-*&%=<>!?|\/]/,
+ endStatement = parserConfig.endStatement || /^[;:,]$/;
+
+ var curPunc, isDefKeyword;
+
+ function tokenBase(stream, state) {
+ var ch = stream.next();
+ if (hooks[ch]) {
+ var result = hooks[ch](stream, state);
+ if (result !== false) return result;
+ }
+ if (ch == '"' || ch == "'") {
+ state.tokenize = tokenString(ch);
+ return state.tokenize(stream, state);
+ }
+ if (isPunctuationChar.test(ch)) {
+ curPunc = ch;
+ return null;
+ }
+ if (numberStart.test(ch)) {
+ stream.backUp(1)
+ if (stream.match(number)) return "number"
+ stream.next()
+ }
+ if (ch == "/") {
+ if (stream.eat("*")) {
+ state.tokenize = tokenComment;
+ return tokenComment(stream, state);
+ }
+ if (stream.eat("/")) {
+ stream.skipToEnd();
+ return "comment";
+ }
+ }
+ if (isOperatorChar.test(ch)) {
+ while (!stream.match(/^\/[\/*]/, false) && stream.eat(isOperatorChar)) {}
+ return "operator";
+ }
+ stream.eatWhile(/[\w\$_\xa1-\uffff]/);
+ if (namespaceSeparator) while (stream.match(namespaceSeparator))
+ stream.eatWhile(/[\w\$_\xa1-\uffff]/);
+
+ var cur = stream.current();
+ if (contains(keywords, cur)) {
+ if (contains(blockKeywords, cur)) curPunc = "newstatement";
+ if (contains(defKeywords, cur)) isDefKeyword = true;
+ return "keyword";
+ }
+ if (contains(types, cur)) return "variable-3";
+ if (contains(builtin, cur)) {
+ if (contains(blockKeywords, cur)) curPunc = "newstatement";
+ return "builtin";
+ }
+ if (contains(atoms, cur)) return "atom";
+ return "variable";
+ }
+
+ function tokenString(quote) {
+ return function(stream, state) {
+ var escaped = false, next, end = false;
+ while ((next = stream.next()) != null) {
+ if (next == quote && !escaped) {end = true; break;}
+ escaped = !escaped && next == "\\";
+ }
+ if (end || !(escaped || multiLineStrings))
+ state.tokenize = null;
+ return "string";
+ };
+ }
+
+ function tokenComment(stream, state) {
+ var maybeEnd = false, ch;
+ while (ch = stream.next()) {
+ if (ch == "/" && maybeEnd) {
+ state.tokenize = null;
+ break;
+ }
+ maybeEnd = (ch == "*");
+ }
+ return "comment";
+ }
+
+ function maybeEOL(stream, state) {
+ if (parserConfig.typeFirstDefinitions && stream.eol() && isTopScope(state.context))
+ state.typeAtEndOfLine = typeBefore(stream, state, stream.pos)
+ }
+
+ // Interface
+
+ return {
+ startState: function(basecolumn) {
+ return {
+ tokenize: null,
+ context: new Context((basecolumn || 0) - indentUnit, 0, "top", null, false),
+ indented: 0,
+ startOfLine: true,
+ prevToken: null
+ };
+ },
+
+ token: function(stream, state) {
+ var ctx = state.context;
+ if (stream.sol()) {
+ if (ctx.align == null) ctx.align = false;
+ state.indented = stream.indentation();
+ state.startOfLine = true;
+ }
+ if (stream.eatSpace()) { maybeEOL(stream, state); return null; }
+ curPunc = isDefKeyword = null;
+ var style = (state.tokenize || tokenBase)(stream, state);
+ if (style == "comment" || style == "meta") return style;
+ if (ctx.align == null) ctx.align = true;
+
+ if (endStatement.test(curPunc)) while (state.context.type == "statement") popContext(state);
+ else if (curPunc == "{") pushContext(state, stream.column(), "}");
+ else if (curPunc == "[") pushContext(state, stream.column(), "]");
+ else if (curPunc == "(") pushContext(state, stream.column(), ")");
+ else if (curPunc == "}") {
+ while (ctx.type == "statement") ctx = popContext(state);
+ if (ctx.type == "}") ctx = popContext(state);
+ while (ctx.type == "statement") ctx = popContext(state);
+ }
+ else if (curPunc == ctx.type) popContext(state);
+ else if (indentStatements &&
+ (((ctx.type == "}" || ctx.type == "top") && curPunc != ";") ||
+ (ctx.type == "statement" && curPunc == "newstatement"))) {
+ pushContext(state, stream.column(), "statement", stream.current());
+ }
+
+ if (style == "variable" &&
+ ((state.prevToken == "def" ||
+ (parserConfig.typeFirstDefinitions && typeBefore(stream, state, stream.start) &&
+ isTopScope(state.context) && stream.match(/^\s*\(/, false)))))
+ style = "def";
+
+ if (hooks.token) {
+ var result = hooks.token(stream, state, style);
+ if (result !== undefined) style = result;
+ }
+
+ if (style == "def" && parserConfig.styleDefs === false) style = "variable";
+
+ state.startOfLine = false;
+ state.prevToken = isDefKeyword ? "def" : style || curPunc;
+ maybeEOL(stream, state);
+ return style;
+ },
+
+ indent: function(state, textAfter) {
+ if (state.tokenize != tokenBase && state.tokenize != null || state.typeAtEndOfLine) return CodeMirror.Pass;
+ var ctx = state.context, firstChar = textAfter && textAfter.charAt(0);
+ if (ctx.type == "statement" && firstChar == "}") ctx = ctx.prev;
+ if (parserConfig.dontIndentStatements)
+ while (ctx.type == "statement" && parserConfig.dontIndentStatements.test(ctx.info))
+ ctx = ctx.prev
+ if (hooks.indent) {
+ var hook = hooks.indent(state, ctx, textAfter);
+ if (typeof hook == "number") return hook
+ }
+ var closing = firstChar == ctx.type;
+ var switchBlock = ctx.prev && ctx.prev.info == "switch";
+ if (parserConfig.allmanIndentation && /[{(]/.test(firstChar)) {
+ while (ctx.type != "top" && ctx.type != "}") ctx = ctx.prev
+ return ctx.indented
+ }
+ if (ctx.type == "statement")
+ return ctx.indented + (firstChar == "{" ? 0 : statementIndentUnit);
+ if (ctx.align && (!dontAlignCalls || ctx.type != ")"))
+ return ctx.column + (closing ? 0 : 1);
+ if (ctx.type == ")" && !closing)
+ return ctx.indented + statementIndentUnit;
+
+ return ctx.indented + (closing ? 0 : indentUnit) +
+ (!closing && switchBlock && !/^(?:case|default)\b/.test(textAfter) ? indentUnit : 0);
+ },
+
+ electricInput: indentSwitch ? /^\s*(?:case .*?:|default:|\{\}?|\})$/ : /^\s*[{}]$/,
+ blockCommentStart: "/*",
+ blockCommentEnd: "*/",
+ lineComment: "//",
+ fold: "brace"
+ };
+ });
+
+ function words(str) {
+ var obj = {}, words = str.split(" ");
+ for (var i = 0; i < words.length; ++i) obj[words[i]] = true;
+ return obj;
+ }
+ function contains(words, word) {
+ if (typeof words === "function") {
+ return words(word);
+ } else {
+ return words.propertyIsEnumerable(word);
+ }
+ }
+ var cKeywords = "auto if break case register continue return default do sizeof " +
+ "static else struct switch extern typedef union for goto while enum const volatile";
+ var cTypes = "int long char short double float unsigned signed void size_t ptrdiff_t";
+
+ function cppHook(stream, state) {
+ if (!state.startOfLine) return false
+ for (var ch, next = null; ch = stream.peek();) {
+ if (ch == "\\" && stream.match(/^.$/)) {
+ next = cppHook
+ break
+ } else if (ch == "/" && stream.match(/^\/[\/\*]/, false)) {
+ break
+ }
+ stream.next()
+ }
+ state.tokenize = next
+ return "meta"
+ }
+
+ function pointerHook(_stream, state) {
+ if (state.prevToken == "variable-3") return "variable-3";
+ return false;
+ }
+
+ function cpp14Literal(stream) {
+ stream.eatWhile(/[\w\.']/);
+ return "number";
+ }
+
+ function cpp11StringHook(stream, state) {
+ stream.backUp(1);
+ // Raw strings.
+ if (stream.match(/(R|u8R|uR|UR|LR)/)) {
+ var match = stream.match(/"([^\s\\()]{0,16})\(/);
+ if (!match) {
+ return false;
+ }
+ state.cpp11RawStringDelim = match[1];
+ state.tokenize = tokenRawString;
+ return tokenRawString(stream, state);
+ }
+ // Unicode strings/chars.
+ if (stream.match(/(u8|u|U|L)/)) {
+ if (stream.match(/["']/, /* eat */ false)) {
+ return "string";
+ }
+ return false;
+ }
+ // Ignore this hook.
+ stream.next();
+ return false;
+ }
+
+ function cppLooksLikeConstructor(word) {
+ var lastTwo = /(\w+)::(\w+)$/.exec(word);
+ return lastTwo && lastTwo[1] == lastTwo[2];
+ }
+
+ // C#-style strings where "" escapes a quote.
+ function tokenAtString(stream, state) {
+ var next;
+ while ((next = stream.next()) != null) {
+ if (next == '"' && !stream.eat('"')) {
+ state.tokenize = null;
+ break;
+ }
+ }
+ return "string";
+ }
+
+ // C++11 raw string literal is <prefix>"<delim>( anything )<delim>", where
+ // <delim> can be a string up to 16 characters long.
+ function tokenRawString(stream, state) {
+ // Escape characters that have special regex meanings.
+ var delim = state.cpp11RawStringDelim.replace(/[^\w\s]/g, '\\$&');
+ var match = stream.match(new RegExp(".*?\\)" + delim + '"'));
+ if (match)
+ state.tokenize = null;
+ else
+ stream.skipToEnd();
+ return "string";
+ }
+
+ function def(mimes, mode) {
+ if (typeof mimes == "string") mimes = [mimes];
+ var words = [];
+ function add(obj) {
+ if (obj) for (var prop in obj) if (obj.hasOwnProperty(prop))
+ words.push(prop);
+ }
+ add(mode.keywords);
+ add(mode.types);
+ add(mode.builtin);
+ add(mode.atoms);
+ if (words.length) {
+ mode.helperType = mimes[0];
+ CodeMirror.registerHelper("hintWords", mimes[0], words);
+ }
+
+ for (var i = 0; i < mimes.length; ++i)
+ CodeMirror.defineMIME(mimes[i], mode);
+ }
+
+ def(["text/x-csrc", "text/x-c", "text/x-chdr"], {
+ name: "clike",
+ keywords: words(cKeywords),
+ types: words(cTypes + " bool _Complex _Bool float_t double_t intptr_t intmax_t " +
+ "int8_t int16_t int32_t int64_t uintptr_t uintmax_t uint8_t uint16_t " +
+ "uint32_t uint64_t"),
+ blockKeywords: words("case do else for if switch while struct"),
+ defKeywords: words("struct"),
+ typeFirstDefinitions: true,
+ atoms: words("null true false"),
+ hooks: {"#": cppHook, "*": pointerHook},
+ modeProps: {fold: ["brace", "include"]}
+ });
+
+ def(["text/x-c++src", "text/x-c++hdr"], {
+ name: "clike",
+ keywords: words(cKeywords + " asm dynamic_cast namespace reinterpret_cast try explicit new " +
+ "static_cast typeid catch operator template typename class friend private " +
+ "this using const_cast inline public throw virtual delete mutable protected " +
+ "alignas alignof constexpr decltype nullptr noexcept thread_local final " +
+ "static_assert override"),
+ types: words(cTypes + " bool wchar_t"),
+ blockKeywords: words("catch class do else finally for if struct switch try while"),
+ defKeywords: words("class namespace struct enum union"),
+ typeFirstDefinitions: true,
+ atoms: words("true false null"),
+ dontIndentStatements: /^template$/,
+ hooks: {
+ "#": cppHook,
+ "*": pointerHook,
+ "u": cpp11StringHook,
+ "U": cpp11StringHook,
+ "L": cpp11StringHook,
+ "R": cpp11StringHook,
+ "0": cpp14Literal,
+ "1": cpp14Literal,
+ "2": cpp14Literal,
+ "3": cpp14Literal,
+ "4": cpp14Literal,
+ "5": cpp14Literal,
+ "6": cpp14Literal,
+ "7": cpp14Literal,
+ "8": cpp14Literal,
+ "9": cpp14Literal,
+ token: function(stream, state, style) {
+ if (style == "variable" && stream.peek() == "(" &&
+ (state.prevToken == ";" || state.prevToken == null ||
+ state.prevToken == "}") &&
+ cppLooksLikeConstructor(stream.current()))
+ return "def";
+ }
+ },
+ namespaceSeparator: "::",
+ modeProps: {fold: ["brace", "include"]}
+ });
+
+ def("text/x-java", {
+ name: "clike",
+ keywords: words("abstract assert break case catch class const continue default " +
+ "do else enum extends final finally float for goto if implements import " +
+ "instanceof interface native new package private protected public " +
+ "return static strictfp super switch synchronized this throw throws transient " +
+ "try volatile while"),
+ types: words("byte short int long float double boolean char void Boolean Byte Character Double Float " +
+ "Integer Long Number Object Short String StringBuffer StringBuilder Void"),
+ blockKeywords: words("catch class do else finally for if switch try while"),
+ defKeywords: words("class interface package enum"),
+ typeFirstDefinitions: true,
+ atoms: words("true false null"),
+ endStatement: /^[;:]$/,
+ number: /^(?:0x[a-f\d_]+|0b[01_]+|(?:[\d_]+\.?\d*|\.\d+)(?:e[-+]?[\d_]+)?)(u|ll?|l|f)?/i,
+ hooks: {
+ "@": function(stream) {
+ stream.eatWhile(/[\w\$_]/);
+ return "meta";
+ }
+ },
+ modeProps: {fold: ["brace", "import"]}
+ });
+
+ def("text/x-csharp", {
+ name: "clike",
+ keywords: words("abstract as async await base break case catch checked class const continue" +
+ " default delegate do else enum event explicit extern finally fixed for" +
+ " foreach goto if implicit in interface internal is lock namespace new" +
+ " operator out override params private protected public readonly ref return sealed" +
+ " sizeof stackalloc static struct switch this throw try typeof unchecked" +
+ " unsafe using virtual void volatile while add alias ascending descending dynamic from get" +
+ " global group into join let orderby partial remove select set value var yield"),
+ types: words("Action Boolean Byte Char DateTime DateTimeOffset Decimal Double Func" +
+ " Guid Int16 Int32 Int64 Object SByte Single String Task TimeSpan UInt16 UInt32" +
+ " UInt64 bool byte char decimal double short int long object" +
+ " sbyte float string ushort uint ulong"),
+ blockKeywords: words("catch class do else finally for foreach if struct switch try while"),
+ defKeywords: words("class interface namespace struct var"),
+ typeFirstDefinitions: true,
+ atoms: words("true false null"),
+ hooks: {
+ "@": function(stream, state) {
+ if (stream.eat('"')) {
+ state.tokenize = tokenAtString;
+ return tokenAtString(stream, state);
+ }
+ stream.eatWhile(/[\w\$_]/);
+ return "meta";
+ }
+ }
+ });
+
+ function tokenTripleString(stream, state) {
+ var escaped = false;
+ while (!stream.eol()) {
+ if (!escaped && stream.match('"""')) {
+ state.tokenize = null;
+ break;
+ }
+ escaped = stream.next() == "\\" && !escaped;
+ }
+ return "string";
+ }
+
+ def("text/x-scala", {
+ name: "clike",
+ keywords: words(
+
+ /* scala */
+ "abstract case catch class def do else extends final finally for forSome if " +
+ "implicit import lazy match new null object override package private protected return " +
+ "sealed super this throw trait try type val var while with yield _ : = => <- <: " +
+ "<% >: # @ " +
+
+ /* package scala */
+ "assert assume require print println printf readLine readBoolean readByte readShort " +
+ "readChar readInt readLong readFloat readDouble " +
+
+ ":: #:: "
+ ),
+ types: words(
+ "AnyVal App Application Array BufferedIterator BigDecimal BigInt Char Console Either " +
+ "Enumeration Equiv Error Exception Fractional Function IndexedSeq Int Integral Iterable " +
+ "Iterator List Map Numeric Nil NotNull Option Ordered Ordering PartialFunction PartialOrdering " +
+ "Product Proxy Range Responder Seq Serializable Set Specializable Stream StringBuilder " +
+ "StringContext Symbol Throwable Traversable TraversableOnce Tuple Unit Vector " +
+
+ /* package java.lang */
+ "Boolean Byte Character CharSequence Class ClassLoader Cloneable Comparable " +
+ "Compiler Double Exception Float Integer Long Math Number Object Package Pair Process " +
+ "Runtime Runnable SecurityManager Short StackTraceElement StrictMath String " +
+ "StringBuffer System Thread ThreadGroup ThreadLocal Throwable Triple Void"
+ ),
+ multiLineStrings: true,
+ blockKeywords: words("catch class do else finally for forSome if match switch try while"),
+ defKeywords: words("class def object package trait type val var"),
+ atoms: words("true false null"),
+ indentStatements: false,
+ indentSwitch: false,
+ hooks: {
+ "@": function(stream) {
+ stream.eatWhile(/[\w\$_]/);
+ return "meta";
+ },
+ '"': function(stream, state) {
+ if (!stream.match('""')) return false;
+ state.tokenize = tokenTripleString;
+ return state.tokenize(stream, state);
+ },
+ "'": function(stream) {
+ stream.eatWhile(/[\w\$_\xa1-\uffff]/);
+ return "atom";
+ },
+ "=": function(stream, state) {
+ var cx = state.context
+ if (cx.type == "}" && cx.align && stream.eat(">")) {
+ state.context = new Context(cx.indented, cx.column, cx.type, cx.info, null, cx.prev)
+ return "operator"
+ } else {
+ return false
+ }
+ }
+ },
+ modeProps: {closeBrackets: {triples: '"'}}
+ });
+
+ function tokenKotlinString(tripleString){
+ return function (stream, state) {
+ var escaped = false, next, end = false;
+ while (!stream.eol()) {
+ if (!tripleString && !escaped && stream.match('"') ) {end = true; break;}
+ if (tripleString && stream.match('"""')) {end = true; break;}
+ next = stream.next();
+ if(!escaped && next == "$" && stream.match('{'))
+ stream.skipTo("}");
+ escaped = !escaped && next == "\\" && !tripleString;
+ }
+ if (end || !tripleString)
+ state.tokenize = null;
+ return "string";
+ }
+ }
+
+ def("text/x-kotlin", {
+ name: "clike",
+ keywords: words(
+ /*keywords*/
+ "package as typealias class interface this super val " +
+ "var fun for is in This throw return " +
+ "break continue object if else while do try when !in !is as? " +
+
+ /*soft keywords*/
+ "file import where by get set abstract enum open inner override private public internal " +
+ "protected catch finally out final vararg reified dynamic companion constructor init " +
+ "sealed field property receiver param sparam lateinit data inline noinline tailrec " +
+ "external annotation crossinline const operator infix"
+ ),
+ types: words(
+ /* package java.lang */
+ "Boolean Byte Character CharSequence Class ClassLoader Cloneable Comparable " +
+ "Compiler Double Exception Float Integer Long Math Number Object Package Pair Process " +
+ "Runtime Runnable SecurityManager Short StackTraceElement StrictMath String " +
+ "StringBuffer System Thread ThreadGroup ThreadLocal Throwable Triple Void"
+ ),
+ intendSwitch: false,
+ indentStatements: false,
+ multiLineStrings: true,
+ blockKeywords: words("catch class do else finally for if where try while enum"),
+ defKeywords: words("class val var object package interface fun"),
+ atoms: words("true false null this"),
+ hooks: {
+ '"': function(stream, state) {
+ state.tokenize = tokenKotlinString(stream.match('""'));
+ return state.tokenize(stream, state);
+ }
+ },
+ modeProps: {closeBrackets: {triples: '"'}}
+ });
+
+ def(["x-shader/x-vertex", "x-shader/x-fragment"], {
+ name: "clike",
+ keywords: words("sampler1D sampler2D sampler3D samplerCube " +
+ "sampler1DShadow sampler2DShadow " +
+ "const attribute uniform varying " +
+ "break continue discard return " +
+ "for while do if else struct " +
+ "in out inout"),
+ types: words("float int bool void " +
+ "vec2 vec3 vec4 ivec2 ivec3 ivec4 bvec2 bvec3 bvec4 " +
+ "mat2 mat3 mat4"),
+ blockKeywords: words("for while do if else struct"),
+ builtin: words("radians degrees sin cos tan asin acos atan " +
+ "pow exp log exp2 sqrt inversesqrt " +
+ "abs sign floor ceil fract mod min max clamp mix step smoothstep " +
+ "length distance dot cross normalize ftransform faceforward " +
+ "reflect refract matrixCompMult " +
+ "lessThan lessThanEqual greaterThan greaterThanEqual " +
+ "equal notEqual any all not " +
+ "texture1D texture1DProj texture1DLod texture1DProjLod " +
+ "texture2D texture2DProj texture2DLod texture2DProjLod " +
+ "texture3D texture3DProj texture3DLod texture3DProjLod " +
+ "textureCube textureCubeLod " +
+ "shadow1D shadow2D shadow1DProj shadow2DProj " +
+ "shadow1DLod shadow2DLod shadow1DProjLod shadow2DProjLod " +
+ "dFdx dFdy fwidth " +
+ "noise1 noise2 noise3 noise4"),
+ atoms: words("true false " +
+ "gl_FragColor gl_SecondaryColor gl_Normal gl_Vertex " +
+ "gl_MultiTexCoord0 gl_MultiTexCoord1 gl_MultiTexCoord2 gl_MultiTexCoord3 " +
+ "gl_MultiTexCoord4 gl_MultiTexCoord5 gl_MultiTexCoord6 gl_MultiTexCoord7 " +
+ "gl_FogCoord gl_PointCoord " +
+ "gl_Position gl_PointSize gl_ClipVertex " +
+ "gl_FrontColor gl_BackColor gl_FrontSecondaryColor gl_BackSecondaryColor " +
+ "gl_TexCoord gl_FogFragCoord " +
+ "gl_FragCoord gl_FrontFacing " +
+ "gl_FragData gl_FragDepth " +
+ "gl_ModelViewMatrix gl_ProjectionMatrix gl_ModelViewProjectionMatrix " +
+ "gl_TextureMatrix gl_NormalMatrix gl_ModelViewMatrixInverse " +
+ "gl_ProjectionMatrixInverse gl_ModelViewProjectionMatrixInverse " +
+ "gl_TexureMatrixTranspose gl_ModelViewMatrixInverseTranspose " +
+ "gl_ProjectionMatrixInverseTranspose " +
+ "gl_ModelViewProjectionMatrixInverseTranspose " +
+ "gl_TextureMatrixInverseTranspose " +
+ "gl_NormalScale gl_DepthRange gl_ClipPlane " +
+ "gl_Point gl_FrontMaterial gl_BackMaterial gl_LightSource gl_LightModel " +
+ "gl_FrontLightModelProduct gl_BackLightModelProduct " +
+ "gl_TextureColor gl_EyePlaneS gl_EyePlaneT gl_EyePlaneR gl_EyePlaneQ " +
+ "gl_FogParameters " +
+ "gl_MaxLights gl_MaxClipPlanes gl_MaxTextureUnits gl_MaxTextureCoords " +
+ "gl_MaxVertexAttribs gl_MaxVertexUniformComponents gl_MaxVaryingFloats " +
+ "gl_MaxVertexTextureImageUnits gl_MaxTextureImageUnits " +
+ "gl_MaxFragmentUniformComponents gl_MaxCombineTextureImageUnits " +
+ "gl_MaxDrawBuffers"),
+ indentSwitch: false,
+ hooks: {"#": cppHook},
+ modeProps: {fold: ["brace", "include"]}
+ });
+
+ def("text/x-nesc", {
+ name: "clike",
+ keywords: words(cKeywords + "as atomic async call command component components configuration event generic " +
+ "implementation includes interface module new norace nx_struct nx_union post provides " +
+ "signal task uses abstract extends"),
+ types: words(cTypes),
+ blockKeywords: words("case do else for if switch while struct"),
+ atoms: words("null true false"),
+ hooks: {"#": cppHook},
+ modeProps: {fold: ["brace", "include"]}
+ });
+
+ def("text/x-objectivec", {
+ name: "clike",
+ keywords: words(cKeywords + "inline restrict _Bool _Complex _Imaginary BOOL Class bycopy byref id IMP in " +
+ "inout nil oneway out Protocol SEL self super atomic nonatomic retain copy readwrite readonly"),
+ types: words(cTypes),
+ atoms: words("YES NO NULL NILL ON OFF true false"),
+ hooks: {
+ "@": function(stream) {
+ stream.eatWhile(/[\w\$]/);
+ return "keyword";
+ },
+ "#": cppHook,
+ indent: function(_state, ctx, textAfter) {
+ if (ctx.type == "statement" && /^@\w/.test(textAfter)) return ctx.indented
+ }
+ },
+ modeProps: {fold: "brace"}
+ });
+
+ def("text/x-squirrel", {
+ name: "clike",
+ keywords: words("base break clone continue const default delete enum extends function in class" +
+ " foreach local resume return this throw typeof yield constructor instanceof static"),
+ types: words(cTypes),
+ blockKeywords: words("case catch class else for foreach if switch try while"),
+ defKeywords: words("function local class"),
+ typeFirstDefinitions: true,
+ atoms: words("true false null"),
+ hooks: {"#": cppHook},
+ modeProps: {fold: ["brace", "include"]}
+ });
+
+ // Ceylon Strings need to deal with interpolation
+ var stringTokenizer = null;
+ function tokenCeylonString(type) {
+ return function(stream, state) {
+ var escaped = false, next, end = false;
+ while (!stream.eol()) {
+ if (!escaped && stream.match('"') &&
+ (type == "single" || stream.match('""'))) {
+ end = true;
+ break;
+ }
+ if (!escaped && stream.match('``')) {
+ stringTokenizer = tokenCeylonString(type);
+ end = true;
+ break;
+ }
+ next = stream.next();
+ escaped = type == "single" && !escaped && next == "\\";
+ }
+ if (end)
+ state.tokenize = null;
+ return "string";
+ }
+ }
+
+ def("text/x-ceylon", {
+ name: "clike",
+ keywords: words("abstracts alias assembly assert assign break case catch class continue dynamic else" +
+ " exists extends finally for function given if import in interface is let module new" +
+ " nonempty object of out outer package return satisfies super switch then this throw" +
+ " try value void while"),
+ types: function(word) {
+ // In Ceylon all identifiers that start with an uppercase are types
+ var first = word.charAt(0);
+ return (first === first.toUpperCase() && first !== first.toLowerCase());
+ },
+ blockKeywords: words("case catch class dynamic else finally for function if interface module new object switch try while"),
+ defKeywords: words("class dynamic function interface module object package value"),
+ builtin: words("abstract actual aliased annotation by default deprecated doc final formal late license" +
+ " native optional sealed see serializable shared suppressWarnings tagged throws variable"),
+ isPunctuationChar: /[\[\]{}\(\),;\:\.`]/,
+ isOperatorChar: /[+\-*&%=<>!?|^~:\/]/,
+ numberStart: /[\d#$]/,
+ number: /^(?:#[\da-fA-F_]+|\$[01_]+|[\d_]+[kMGTPmunpf]?|[\d_]+\.[\d_]+(?:[eE][-+]?\d+|[kMGTPmunpf]|)|)/i,
+ multiLineStrings: true,
+ typeFirstDefinitions: true,
+ atoms: words("true false null larger smaller equal empty finished"),
+ indentSwitch: false,
+ styleDefs: false,
+ hooks: {
+ "@": function(stream) {
+ stream.eatWhile(/[\w\$_]/);
+ return "meta";
+ },
+ '"': function(stream, state) {
+ state.tokenize = tokenCeylonString(stream.match('""') ? "triple" : "single");
+ return state.tokenize(stream, state);
+ },
+ '`': function(stream, state) {
+ if (!stringTokenizer || !stream.match('`')) return false;
+ state.tokenize = stringTokenizer;
+ stringTokenizer = null;
+ return state.tokenize(stream, state);
+ },
+ "'": function(stream) {
+ stream.eatWhile(/[\w\$_\xa1-\uffff]/);
+ return "atom";
+ },
+ token: function(_stream, state, style) {
+ if ((style == "variable" || style == "variable-3") &&
+ state.prevToken == ".") {
+ return "variable-2";
+ }
+ }
+ },
+ modeProps: {
+ fold: ["brace", "import"],
+ closeBrackets: {triples: '"'}
+ }
+ });
+
+ });
+
+
+/***/ },
+/* 13 */
+/***/ function(module, exports, __webpack_require__) {
+
+ var __WEBPACK_AMD_DEFINE_FACTORY__, __WEBPACK_AMD_DEFINE_ARRAY__, __WEBPACK_AMD_DEFINE_RESULT__;/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+ // WebAssembly experimental syntax highlight add-on for CodeMirror.
+
+ (function (root, factory) {
+ if (true) {
+ !(__WEBPACK_AMD_DEFINE_ARRAY__ = [__webpack_require__(2)], __WEBPACK_AMD_DEFINE_FACTORY__ = (factory), __WEBPACK_AMD_DEFINE_RESULT__ = (typeof __WEBPACK_AMD_DEFINE_FACTORY__ === 'function' ? (__WEBPACK_AMD_DEFINE_FACTORY__.apply(exports, __WEBPACK_AMD_DEFINE_ARRAY__)) : __WEBPACK_AMD_DEFINE_FACTORY__), __WEBPACK_AMD_DEFINE_RESULT__ !== undefined && (module.exports = __WEBPACK_AMD_DEFINE_RESULT__));
+ } else if (typeof exports !== 'undefined') {
+ factory(require("../../lib/codemirror"));
+ } else {
+ factory(root.CodeMirror);
+ }
+ }(this, function (CodeMirror) {
+ "use strict";
+
+ var isWordChar = /[\w\$_\.\\\/@]/;
+
+ function createLookupTable(list) {
+ var obj = Object.create(null);
+ list.forEach(function (key) {
+ obj[key] = true;
+ });
+ return obj;
+ }
+
+ CodeMirror.defineMode("wasm", function() {
+ var keywords = createLookupTable([
+ "function", "import", "export", "table", "memory", "segment", "as", "type",
+ "of", "from", "typeof", "br", "br_if", "loop", "br_table", "if", "else",
+ "call", "call_import", "call_indirect", "nop", "unreachable", "var",
+ "align", "select", "return"]);
+ var builtins = createLookupTable([
+ "i32:8", "i32:8u", "i32:8s", "i32:16", "i32:16u", "i32:16s",
+ "i64:8", "i64:8u", "i64:8s", "i64:16", "i64:16u", "i64:16s",
+ "i64:32", "i64:32u", "i64:32s",
+ "i32.add", "i32.sub", "i32.mul", "i32.div_s", "i32.div_u",
+ "i32.rem_s", "i32.rem_u", "i32.and", "i32.or", "i32.xor",
+ "i32.shl", "i32.shr_u", "i32.shr_s", "i32.rotr", "i32.rotl",
+ "i32.eq", "i32.ne", "i32.lt_s", "i32.le_s", "i32.lt_u",
+ "i32.le_u", "i32.gt_s", "i32.ge_s", "i32.gt_u", "i32.ge_u",
+ "i32.clz", "i32.ctz", "i32.popcnt", "i32.eqz", "i64.add",
+ "i64.sub", "i64.mul", "i64.div_s", "i64.div_u", "i64.rem_s",
+ "i64.rem_u", "i64.and", "i64.or", "i64.xor", "i64.shl",
+ "i64.shr_u", "i64.shr_s", "i64.rotr", "i64.rotl", "i64.eq",
+ "i64.ne", "i64.lt_s", "i64.le_s", "i64.lt_u", "i64.le_u",
+ "i64.gt_s", "i64.ge_s", "i64.gt_u", "i64.ge_u", "i64.clz",
+ "i64.ctz", "i64.popcnt", "i64.eqz", "f32.add", "f32.sub",
+ "f32.mul", "f32.div", "f32.min", "f32.max", "f32.abs",
+ "f32.neg", "f32.copysign", "f32.ceil", "f32.floor", "f32.trunc",
+ "f32.nearest", "f32.sqrt", "f32.eq", "f32.ne", "f32.lt",
+ "f32.le", "f32.gt", "f32.ge", "f64.add", "f64.sub", "f64.mul",
+ "f64.div", "f64.min", "f64.max", "f64.abs", "f64.neg",
+ "f64.copysign", "f64.ceil", "f64.floor", "f64.trunc", "f64.nearest",
+ "f64.sqrt", "f64.eq", "f64.ne", "f64.lt", "f64.le", "f64.gt",
+ "f64.ge", "i32.trunc_s/f32", "i32.trunc_s/f64", "i32.trunc_u/f32",
+ "i32.trunc_u/f64", "i32.wrap/i64", "i64.trunc_s/f32",
+ "i64.trunc_s/f64", "i64.trunc_u/f32", "i64.trunc_u/f64",
+ "i64.extend_s/i32", "i64.extend_u/i32", "f32.convert_s/i32",
+ "f32.convert_u/i32", "f32.convert_s/i64", "f32.convert_u/i64",
+ "f32.demote/f64", "f32.reinterpret/i32", "f64.convert_s/i32",
+ "f64.convert_u/i32", "f64.convert_s/i64", "f64.convert_u/i64",
+ "f64.promote/f32", "f64.reinterpret/i64", "i32.reinterpret/f32",
+ "i64.reinterpret/f64"]);
+ var dataTypes = createLookupTable(["i32", "i64", "f32", "f64"]);
+ var isUnaryOperator = /[\-!]/;
+ var operators = createLookupTable([
+ "+", "-", "*", "/", "/s", "/u", "%", "%s", "%u",
+ "<<", ">>u", ">>s", ">=", "<=", "==", "!=",
+ "<s", "<u", "<=s", "<=u", ">=s", ">=u", ">s", ">u",
+ "<", ">", "=", "&", "|", "^", "!"]);
+
+ function tokenBase(stream, state) {
+ var ch = stream.next();
+ if (ch === "$") {
+ stream.eatWhile(isWordChar);
+ return "variable";
+ }
+ if (ch === "@") {
+ stream.eatWhile(isWordChar);
+ return "meta";
+ }
+ if (ch === '"') {
+ state.tokenize = tokenString(ch);
+ return state.tokenize(stream, state);
+ }
+ if (ch == "/") {
+ if (stream.eat("*")) {
+ state.tokenize = tokenComment;
+ return tokenComment(stream, state);
+ } else if (stream.eat("/")) {
+ stream.skipToEnd();
+ return "comment";
+ }
+ }
+ if (/\d/.test(ch) ||
+ ((ch === "-" || ch === "+") && /\d/.test(stream.peek()))) {
+ stream.eatWhile(/[\w\._\-+]/);
+ return "number";
+ }
+ if (/[\[\]\(\)\{\},:]/.test(ch)) {
+ return null;
+ }
+ if (isUnaryOperator.test(ch)) {
+ return "operator";
+ }
+ stream.eatWhile(isWordChar);
+ var word = stream.current();
+
+ if (word in operators) {
+ return "operator";
+ }
+ if (word in keywords){
+ return "keyword";
+ }
+ if (word in dataTypes) {
+ if (!stream.eat(":")) {
+ return "builtin";
+ }
+ stream.eatWhile(isWordChar);
+ word = stream.current();
+ // fall thru for "builtin" check
+ }
+ if (word in builtins) {
+ return "builtin";
+ }
+
+ if (word === "Temporary") {
+ // Nightly has header with some text graphics -- skipping it.
+ state.tokenize = tokenTemporary;
+ return state.tokenize(stream, state);
+ }
+ return null;
+ }
+
+ function tokenComment(stream, state) {
+ state.commentDepth = 1;
+ var next;
+ while ((next = stream.next()) != null) {
+ if (next === "*" && stream.eat("/")) {
+ if (--state.commentDepth === 0) {
+ state.tokenize = null;
+ return "comment";
+ }
+ }
+ if (next === "/" && stream.eat("*")) {
+ // Nested comment
+ state.commentDepth++;
+ }
+ }
+ return "comment";
+ }
+
+ function tokenTemporary(stream, state) {
+ var next, endState = state.commentState;
+ // Skipping until "text support (Work In Progress):" is found.
+ while ((next = stream.next()) != null) {
+ if (endState === 0 && next === "t") {
+ endState = 1;
+ } else if (endState === 1 && next === ":") {
+ state.tokenize = null;
+ state.commentState = 0;
+ endState = 2;
+ return "comment";
+ }
+ }
+ state.commentState = endState;
+ return "comment";
+ }
+
+ function tokenString(quote) {
+ return function(stream, state) {
+ var escaped = false, next, end = false;
+ while ((next = stream.next()) != null) {
+ if (next == quote && !escaped) {
+ state.tokenize = null;
+ return "string";
+ }
+ escaped = !escaped && next === "\\";
+ }
+ return "string";
+ };
+ }
+
+ return {
+ startState: function() {
+ return {tokenize: null, commentState: 0, commentDepth: 0};
+ },
+
+ token: function(stream, state) {
+ if (stream.eatSpace()) return null;
+ var style = (state.tokenize || tokenBase)(stream, state);
+ return style;
+ }
+ };
+ });
+
+ CodeMirror.registerHelper("wordChars", "wasm", isWordChar);
+
+ CodeMirror.defineMIME("text/wasm", "wasm");
+
+ }));
+
+
+/***/ },
+/* 14 */
+/***/ function(module, exports, __webpack_require__) {
+
+ // CodeMirror, copyright (c) by Marijn Haverbeke and others
+ // Distributed under an MIT license: http://codemirror.net/LICENSE
+
+ // Because sometimes you need to style the cursor's line.
+ //
+ // Adds an option 'styleActiveLine' which, when enabled, gives the
+ // active line's wrapping <div> the CSS class "CodeMirror-activeline",
+ // and gives its background <div> the class "CodeMirror-activeline-background".
+
+ (function(mod) {
+ if (true) // CommonJS
+ mod(__webpack_require__(2));
+ else if (typeof define == "function" && define.amd) // AMD
+ define(["../../lib/codemirror"], mod);
+ else // Plain browser env
+ mod(CodeMirror);
+ })(function(CodeMirror) {
+ "use strict";
+ var WRAP_CLASS = "CodeMirror-activeline";
+ var BACK_CLASS = "CodeMirror-activeline-background";
+ var GUTT_CLASS = "CodeMirror-activeline-gutter";
+
+ CodeMirror.defineOption("styleActiveLine", false, function(cm, val, old) {
+ var prev = old && old != CodeMirror.Init;
+ if (val && !prev) {
+ cm.state.activeLines = [];
+ updateActiveLines(cm, cm.listSelections());
+ cm.on("beforeSelectionChange", selectionChange);
+ } else if (!val && prev) {
+ cm.off("beforeSelectionChange", selectionChange);
+ clearActiveLines(cm);
+ delete cm.state.activeLines;
+ }
+ });
+
+ function clearActiveLines(cm) {
+ for (var i = 0; i < cm.state.activeLines.length; i++) {
+ cm.removeLineClass(cm.state.activeLines[i], "wrap", WRAP_CLASS);
+ cm.removeLineClass(cm.state.activeLines[i], "background", BACK_CLASS);
+ cm.removeLineClass(cm.state.activeLines[i], "gutter", GUTT_CLASS);
+ }
+ }
+
+ function sameArray(a, b) {
+ if (a.length != b.length) return false;
+ for (var i = 0; i < a.length; i++)
+ if (a[i] != b[i]) return false;
+ return true;
+ }
+
+ function updateActiveLines(cm, ranges) {
+ var active = [];
+ for (var i = 0; i < ranges.length; i++) {
+ var range = ranges[i];
+ if (!range.empty()) continue;
+ var line = cm.getLineHandleVisualStart(range.head.line);
+ if (active[active.length - 1] != line) active.push(line);
+ }
+ if (sameArray(cm.state.activeLines, active)) return;
+ cm.operation(function() {
+ clearActiveLines(cm);
+ for (var i = 0; i < active.length; i++) {
+ cm.addLineClass(active[i], "wrap", WRAP_CLASS);
+ cm.addLineClass(active[i], "background", BACK_CLASS);
+ cm.addLineClass(active[i], "gutter", GUTT_CLASS);
+ }
+ cm.state.activeLines = active;
+ });
+ }
+
+ function selectionChange(cm, sel) {
+ updateActiveLines(cm, sel.ranges);
+ }
+ });
+
+
+/***/ },
+/* 15 */
+/***/ function(module, exports, __webpack_require__) {
+
+ // CodeMirror, copyright (c) by Marijn Haverbeke and others
+ // Distributed under an MIT license: http://codemirror.net/LICENSE
+
+ (function(mod) {
+ if (true) // CommonJS
+ mod(__webpack_require__(2));
+ else if (typeof define == "function" && define.amd) // AMD
+ define(["../../lib/codemirror"], mod);
+ else // Plain browser env
+ mod(CodeMirror);
+ })(function(CodeMirror) {
+ CodeMirror.defineOption("showTrailingSpace", false, function(cm, val, prev) {
+ if (prev == CodeMirror.Init) prev = false;
+ if (prev && !val)
+ cm.removeOverlay("trailingspace");
+ else if (!prev && val)
+ cm.addOverlay({
+ token: function(stream) {
+ for (var l = stream.string.length, i = l; i && /\s/.test(stream.string.charAt(i - 1)); --i) {}
+ if (i > stream.pos) { stream.pos = i; return null; }
+ stream.pos = l;
+ return "trailingspace";
+ },
+ name: "trailingspace"
+ });
+ });
+ });
+
+
+/***/ },
+/* 16 */
+/***/ function(module, exports, __webpack_require__) {
+
+ // CodeMirror, copyright (c) by Marijn Haverbeke and others
+ // Distributed under an MIT license: http://codemirror.net/LICENSE
+
+ (function(mod) {
+ if (true) // CommonJS
+ mod(__webpack_require__(2));
+ else if (typeof define == "function" && define.amd) // AMD
+ define(["../lib/codemirror"], mod);
+ else // Plain browser env
+ mod(CodeMirror);
+ })(function(CodeMirror) {
+ "use strict";
+
+ var Pos = CodeMirror.Pos;
+ function posEq(a, b) { return a.line == b.line && a.ch == b.ch; }
+
+ // Kill 'ring'
+
+ var killRing = [];
+ function addToRing(str) {
+ killRing.push(str);
+ if (killRing.length > 50) killRing.shift();
+ }
+ function growRingTop(str) {
+ if (!killRing.length) return addToRing(str);
+ killRing[killRing.length - 1] += str;
+ }
+ function getFromRing(n) { return killRing[killRing.length - (n ? Math.min(n, 1) : 1)] || ""; }
+ function popFromRing() { if (killRing.length > 1) killRing.pop(); return getFromRing(); }
+
+ var lastKill = null;
+
+ function kill(cm, from, to, mayGrow, text) {
+ if (text == null) text = cm.getRange(from, to);
+
+ if (mayGrow && lastKill && lastKill.cm == cm && posEq(from, lastKill.pos) && cm.isClean(lastKill.gen))
+ growRingTop(text);
+ else
+ addToRing(text);
+ cm.replaceRange("", from, to, "+delete");
+
+ if (mayGrow) lastKill = {cm: cm, pos: from, gen: cm.changeGeneration()};
+ else lastKill = null;
+ }
+
+ // Boundaries of various units
+
+ function byChar(cm, pos, dir) {
+ return cm.findPosH(pos, dir, "char", true);
+ }
+
+ function byWord(cm, pos, dir) {
+ return cm.findPosH(pos, dir, "word", true);
+ }
+
+ function byLine(cm, pos, dir) {
+ return cm.findPosV(pos, dir, "line", cm.doc.sel.goalColumn);
+ }
+
+ function byPage(cm, pos, dir) {
+ return cm.findPosV(pos, dir, "page", cm.doc.sel.goalColumn);
+ }
+
+ function byParagraph(cm, pos, dir) {
+ var no = pos.line, line = cm.getLine(no);
+ var sawText = /\S/.test(dir < 0 ? line.slice(0, pos.ch) : line.slice(pos.ch));
+ var fst = cm.firstLine(), lst = cm.lastLine();
+ for (;;) {
+ no += dir;
+ if (no < fst || no > lst)
+ return cm.clipPos(Pos(no - dir, dir < 0 ? 0 : null));
+ line = cm.getLine(no);
+ var hasText = /\S/.test(line);
+ if (hasText) sawText = true;
+ else if (sawText) return Pos(no, 0);
+ }
+ }
+
+ function bySentence(cm, pos, dir) {
+ var line = pos.line, ch = pos.ch;
+ var text = cm.getLine(pos.line), sawWord = false;
+ for (;;) {
+ var next = text.charAt(ch + (dir < 0 ? -1 : 0));
+ if (!next) { // End/beginning of line reached
+ if (line == (dir < 0 ? cm.firstLine() : cm.lastLine())) return Pos(line, ch);
+ text = cm.getLine(line + dir);
+ if (!/\S/.test(text)) return Pos(line, ch);
+ line += dir;
+ ch = dir < 0 ? text.length : 0;
+ continue;
+ }
+ if (sawWord && /[!?.]/.test(next)) return Pos(line, ch + (dir > 0 ? 1 : 0));
+ if (!sawWord) sawWord = /\w/.test(next);
+ ch += dir;
+ }
+ }
+
+ function byExpr(cm, pos, dir) {
+ var wrap;
+ if (cm.findMatchingBracket && (wrap = cm.findMatchingBracket(pos, true))
+ && wrap.match && (wrap.forward ? 1 : -1) == dir)
+ return dir > 0 ? Pos(wrap.to.line, wrap.to.ch + 1) : wrap.to;
+
+ for (var first = true;; first = false) {
+ var token = cm.getTokenAt(pos);
+ var after = Pos(pos.line, dir < 0 ? token.start : token.end);
+ if (first && dir > 0 && token.end == pos.ch || !/\w/.test(token.string)) {
+ var newPos = cm.findPosH(after, dir, "char");
+ if (posEq(after, newPos)) return pos;
+ else pos = newPos;
+ } else {
+ return after;
+ }
+ }
+ }
+
+ // Prefixes (only crudely supported)
+
+ function getPrefix(cm, precise) {
+ var digits = cm.state.emacsPrefix;
+ if (!digits) return precise ? null : 1;
+ clearPrefix(cm);
+ return digits == "-" ? -1 : Number(digits);
+ }
+
+ function repeated(cmd) {
+ var f = typeof cmd == "string" ? function(cm) { cm.execCommand(cmd); } : cmd;
+ return function(cm) {
+ var prefix = getPrefix(cm);
+ f(cm);
+ for (var i = 1; i < prefix; ++i) f(cm);
+ };
+ }
+
+ function findEnd(cm, pos, by, dir) {
+ var prefix = getPrefix(cm);
+ if (prefix < 0) { dir = -dir; prefix = -prefix; }
+ for (var i = 0; i < prefix; ++i) {
+ var newPos = by(cm, pos, dir);
+ if (posEq(newPos, pos)) break;
+ pos = newPos;
+ }
+ return pos;
+ }
+
+ function move(by, dir) {
+ var f = function(cm) {
+ cm.extendSelection(findEnd(cm, cm.getCursor(), by, dir));
+ };
+ f.motion = true;
+ return f;
+ }
+
+ function killTo(cm, by, dir) {
+ var selections = cm.listSelections(), cursor;
+ var i = selections.length;
+ while (i--) {
+ cursor = selections[i].head;
+ kill(cm, cursor, findEnd(cm, cursor, by, dir), true);
+ }
+ }
+
+ function killRegion(cm) {
+ if (cm.somethingSelected()) {
+ var selections = cm.listSelections(), selection;
+ var i = selections.length;
+ while (i--) {
+ selection = selections[i];
+ kill(cm, selection.anchor, selection.head);
+ }
+ return true;
+ }
+ }
+
+ function addPrefix(cm, digit) {
+ if (cm.state.emacsPrefix) {
+ if (digit != "-") cm.state.emacsPrefix += digit;
+ return;
+ }
+ // Not active yet
+ cm.state.emacsPrefix = digit;
+ cm.on("keyHandled", maybeClearPrefix);
+ cm.on("inputRead", maybeDuplicateInput);
+ }
+
+ var prefixPreservingKeys = {"Alt-G": true, "Ctrl-X": true, "Ctrl-Q": true, "Ctrl-U": true};
+
+ function maybeClearPrefix(cm, arg) {
+ if (!cm.state.emacsPrefixMap && !prefixPreservingKeys.hasOwnProperty(arg))
+ clearPrefix(cm);
+ }
+
+ function clearPrefix(cm) {
+ cm.state.emacsPrefix = null;
+ cm.off("keyHandled", maybeClearPrefix);
+ cm.off("inputRead", maybeDuplicateInput);
+ }
+
+ function maybeDuplicateInput(cm, event) {
+ var dup = getPrefix(cm);
+ if (dup > 1 && event.origin == "+input") {
+ var one = event.text.join("\n"), txt = "";
+ for (var i = 1; i < dup; ++i) txt += one;
+ cm.replaceSelection(txt);
+ }
+ }
+
+ function addPrefixMap(cm) {
+ cm.state.emacsPrefixMap = true;
+ cm.addKeyMap(prefixMap);
+ cm.on("keyHandled", maybeRemovePrefixMap);
+ cm.on("inputRead", maybeRemovePrefixMap);
+ }
+
+ function maybeRemovePrefixMap(cm, arg) {
+ if (typeof arg == "string" && (/^\d$/.test(arg) || arg == "Ctrl-U")) return;
+ cm.removeKeyMap(prefixMap);
+ cm.state.emacsPrefixMap = false;
+ cm.off("keyHandled", maybeRemovePrefixMap);
+ cm.off("inputRead", maybeRemovePrefixMap);
+ }
+
+ // Utilities
+
+ function setMark(cm) {
+ cm.setCursor(cm.getCursor());
+ cm.setExtending(!cm.getExtending());
+ cm.on("change", function() { cm.setExtending(false); });
+ }
+
+ function clearMark(cm) {
+ cm.setExtending(false);
+ cm.setCursor(cm.getCursor());
+ }
+
+ function getInput(cm, msg, f) {
+ if (cm.openDialog)
+ cm.openDialog(msg + ": <input type=\"text\" style=\"width: 10em\"/>", f, {bottom: true});
+ else
+ f(prompt(msg, ""));
+ }
+
+ function operateOnWord(cm, op) {
+ var start = cm.getCursor(), end = cm.findPosH(start, 1, "word");
+ cm.replaceRange(op(cm.getRange(start, end)), start, end);
+ cm.setCursor(end);
+ }
+
+ function toEnclosingExpr(cm) {
+ var pos = cm.getCursor(), line = pos.line, ch = pos.ch;
+ var stack = [];
+ while (line >= cm.firstLine()) {
+ var text = cm.getLine(line);
+ for (var i = ch == null ? text.length : ch; i > 0;) {
+ var ch = text.charAt(--i);
+ if (ch == ")")
+ stack.push("(");
+ else if (ch == "]")
+ stack.push("[");
+ else if (ch == "}")
+ stack.push("{");
+ else if (/[\(\{\[]/.test(ch) && (!stack.length || stack.pop() != ch))
+ return cm.extendSelection(Pos(line, i));
+ }
+ --line; ch = null;
+ }
+ }
+
+ function quit(cm) {
+ cm.execCommand("clearSearch");
+ clearMark(cm);
+ }
+
+ // Actual keymap
+
+ var keyMap = CodeMirror.keyMap.emacs = CodeMirror.normalizeKeyMap({
+ "Ctrl-W": function(cm) {kill(cm, cm.getCursor("start"), cm.getCursor("end"));},
+ "Ctrl-K": repeated(function(cm) {
+ var start = cm.getCursor(), end = cm.clipPos(Pos(start.line));
+ var text = cm.getRange(start, end);
+ if (!/\S/.test(text)) {
+ text += "\n";
+ end = Pos(start.line + 1, 0);
+ }
+ kill(cm, start, end, true, text);
+ }),
+ "Alt-W": function(cm) {
+ addToRing(cm.getSelection());
+ clearMark(cm);
+ },
+ "Ctrl-Y": function(cm) {
+ var start = cm.getCursor();
+ cm.replaceRange(getFromRing(getPrefix(cm)), start, start, "paste");
+ cm.setSelection(start, cm.getCursor());
+ },
+ "Alt-Y": function(cm) {cm.replaceSelection(popFromRing(), "around", "paste");},
+
+ "Ctrl-Space": setMark, "Ctrl-Shift-2": setMark,
+
+ "Ctrl-F": move(byChar, 1), "Ctrl-B": move(byChar, -1),
+ "Right": move(byChar, 1), "Left": move(byChar, -1),
+ "Ctrl-D": function(cm) { killTo(cm, byChar, 1); },
+ "Delete": function(cm) { killRegion(cm) || killTo(cm, byChar, 1); },
+ "Ctrl-H": function(cm) { killTo(cm, byChar, -1); },
+ "Backspace": function(cm) { killRegion(cm) || killTo(cm, byChar, -1); },
+
+ "Alt-F": move(byWord, 1), "Alt-B": move(byWord, -1),
+ "Alt-D": function(cm) { killTo(cm, byWord, 1); },
+ "Alt-Backspace": function(cm) { killTo(cm, byWord, -1); },
+
+ "Ctrl-N": move(byLine, 1), "Ctrl-P": move(byLine, -1),
+ "Down": move(byLine, 1), "Up": move(byLine, -1),
+ "Ctrl-A": "goLineStart", "Ctrl-E": "goLineEnd",
+ "End": "goLineEnd", "Home": "goLineStart",
+
+ "Alt-V": move(byPage, -1), "Ctrl-V": move(byPage, 1),
+ "PageUp": move(byPage, -1), "PageDown": move(byPage, 1),
+
+ "Ctrl-Up": move(byParagraph, -1), "Ctrl-Down": move(byParagraph, 1),
+
+ "Alt-A": move(bySentence, -1), "Alt-E": move(bySentence, 1),
+ "Alt-K": function(cm) { killTo(cm, bySentence, 1); },
+
+ "Ctrl-Alt-K": function(cm) { killTo(cm, byExpr, 1); },
+ "Ctrl-Alt-Backspace": function(cm) { killTo(cm, byExpr, -1); },
+ "Ctrl-Alt-F": move(byExpr, 1), "Ctrl-Alt-B": move(byExpr, -1),
+
+ "Shift-Ctrl-Alt-2": function(cm) {
+ var cursor = cm.getCursor();
+ cm.setSelection(findEnd(cm, cursor, byExpr, 1), cursor);
+ },
+ "Ctrl-Alt-T": function(cm) {
+ var leftStart = byExpr(cm, cm.getCursor(), -1), leftEnd = byExpr(cm, leftStart, 1);
+ var rightEnd = byExpr(cm, leftEnd, 1), rightStart = byExpr(cm, rightEnd, -1);
+ cm.replaceRange(cm.getRange(rightStart, rightEnd) + cm.getRange(leftEnd, rightStart) +
+ cm.getRange(leftStart, leftEnd), leftStart, rightEnd);
+ },
+ "Ctrl-Alt-U": repeated(toEnclosingExpr),
+
+ "Alt-Space": function(cm) {
+ var pos = cm.getCursor(), from = pos.ch, to = pos.ch, text = cm.getLine(pos.line);
+ while (from && /\s/.test(text.charAt(from - 1))) --from;
+ while (to < text.length && /\s/.test(text.charAt(to))) ++to;
+ cm.replaceRange(" ", Pos(pos.line, from), Pos(pos.line, to));
+ },
+ "Ctrl-O": repeated(function(cm) { cm.replaceSelection("\n", "start"); }),
+ "Ctrl-T": repeated(function(cm) {
+ cm.execCommand("transposeChars");
+ }),
+
+ "Alt-C": repeated(function(cm) {
+ operateOnWord(cm, function(w) {
+ var letter = w.search(/\w/);
+ if (letter == -1) return w;
+ return w.slice(0, letter) + w.charAt(letter).toUpperCase() + w.slice(letter + 1).toLowerCase();
+ });
+ }),
+ "Alt-U": repeated(function(cm) {
+ operateOnWord(cm, function(w) { return w.toUpperCase(); });
+ }),
+ "Alt-L": repeated(function(cm) {
+ operateOnWord(cm, function(w) { return w.toLowerCase(); });
+ }),
+
+ "Alt-;": "toggleComment",
+
+ "Ctrl-/": repeated("undo"), "Shift-Ctrl--": repeated("undo"),
+ "Ctrl-Z": repeated("undo"), "Cmd-Z": repeated("undo"),
+ "Shift-Alt-,": "goDocStart", "Shift-Alt-.": "goDocEnd",
+ "Ctrl-S": "findNext", "Ctrl-R": "findPrev", "Ctrl-G": quit, "Shift-Alt-5": "replace",
+ "Alt-/": "autocomplete",
+ "Ctrl-J": "newlineAndIndent", "Enter": false, "Tab": "indentAuto",
+
+ "Alt-G G": function(cm) {
+ var prefix = getPrefix(cm, true);
+ if (prefix != null && prefix > 0) return cm.setCursor(prefix - 1);
+
+ getInput(cm, "Goto line", function(str) {
+ var num;
+ if (str && !isNaN(num = Number(str)) && num == (num|0) && num > 0)
+ cm.setCursor(num - 1);
+ });
+ },
+
+ "Ctrl-X Tab": function(cm) {
+ cm.indentSelection(getPrefix(cm, true) || cm.getOption("indentUnit"));
+ },
+ "Ctrl-X Ctrl-X": function(cm) {
+ cm.setSelection(cm.getCursor("head"), cm.getCursor("anchor"));
+ },
+ "Ctrl-X Ctrl-S": "save",
+ "Ctrl-X Ctrl-W": "save",
+ "Ctrl-X S": "saveAll",
+ "Ctrl-X F": "open",
+ "Ctrl-X U": repeated("undo"),
+ "Ctrl-X K": "close",
+ "Ctrl-X Delete": function(cm) { kill(cm, cm.getCursor(), bySentence(cm, cm.getCursor(), 1), true); },
+ "Ctrl-X H": "selectAll",
+
+ "Ctrl-Q Tab": repeated("insertTab"),
+ "Ctrl-U": addPrefixMap
+ });
+
+ var prefixMap = {"Ctrl-G": clearPrefix};
+ function regPrefix(d) {
+ prefixMap[d] = function(cm) { addPrefix(cm, d); };
+ keyMap["Ctrl-" + d] = function(cm) { addPrefix(cm, d); };
+ prefixPreservingKeys["Ctrl-" + d] = true;
+ }
+ for (var i = 0; i < 10; ++i) regPrefix(String(i));
+ regPrefix("-");
+ });
+
+
+/***/ },
+/* 17 */
+/***/ function(module, exports, __webpack_require__) {
+
+ // CodeMirror, copyright (c) by Marijn Haverbeke and others
+ // Distributed under an MIT license: http://codemirror.net/LICENSE
+
+ /**
+ * Supported keybindings:
+ * Too many to list. Refer to defaultKeyMap below.
+ *
+ * Supported Ex commands:
+ * Refer to defaultExCommandMap below.
+ *
+ * Registers: unnamed, -, a-z, A-Z, 0-9
+ * (Does not respect the special case for number registers when delete
+ * operator is made with these commands: %, (, ), , /, ?, n, N, {, } )
+ * TODO: Implement the remaining registers.
+ *
+ * Marks: a-z, A-Z, and 0-9
+ * TODO: Implement the remaining special marks. They have more complex
+ * behavior.
+ *
+ * Events:
+ * 'vim-mode-change' - raised on the editor anytime the current mode changes,
+ * Event object: {mode: "visual", subMode: "linewise"}
+ *
+ * Code structure:
+ * 1. Default keymap
+ * 2. Variable declarations and short basic helpers
+ * 3. Instance (External API) implementation
+ * 4. Internal state tracking objects (input state, counter) implementation
+ * and instantiation
+ * 5. Key handler (the main command dispatcher) implementation
+ * 6. Motion, operator, and action implementations
+ * 7. Helper functions for the key handler, motions, operators, and actions
+ * 8. Set up Vim to work as a keymap for CodeMirror.
+ * 9. Ex command implementations.
+ */
+
+ (function(mod) {
+ if (true) // CommonJS
+ mod(__webpack_require__(2), __webpack_require__(3), __webpack_require__(1), __webpack_require__(5));
+ else if (typeof define == "function" && define.amd) // AMD
+ define(["../lib/codemirror", "../addon/search/searchcursor", "../addon/dialog/dialog", "../addon/edit/matchbrackets"], mod);
+ else // Plain browser env
+ mod(CodeMirror);
+ })(function(CodeMirror) {
+ 'use strict';
+
+ var defaultKeymap = [
+ // Key to key mapping. This goes first to make it possible to override
+ // existing mappings.
+ { keys: '<Left>', type: 'keyToKey', toKeys: 'h' },
+ { keys: '<Right>', type: 'keyToKey', toKeys: 'l' },
+ { keys: '<Up>', type: 'keyToKey', toKeys: 'k' },
+ { keys: '<Down>', type: 'keyToKey', toKeys: 'j' },
+ { keys: '<Space>', type: 'keyToKey', toKeys: 'l' },
+ { keys: '<BS>', type: 'keyToKey', toKeys: 'h', context: 'normal'},
+ { keys: '<C-Space>', type: 'keyToKey', toKeys: 'W' },
+ { keys: '<C-BS>', type: 'keyToKey', toKeys: 'B', context: 'normal' },
+ { keys: '<S-Space>', type: 'keyToKey', toKeys: 'w' },
+ { keys: '<S-BS>', type: 'keyToKey', toKeys: 'b', context: 'normal' },
+ { keys: '<C-n>', type: 'keyToKey', toKeys: 'j' },
+ { keys: '<C-p>', type: 'keyToKey', toKeys: 'k' },
+ { keys: '<C-[>', type: 'keyToKey', toKeys: '<Esc>' },
+ { keys: '<C-c>', type: 'keyToKey', toKeys: '<Esc>' },
+ { keys: '<C-[>', type: 'keyToKey', toKeys: '<Esc>', context: 'insert' },
+ { keys: '<C-c>', type: 'keyToKey', toKeys: '<Esc>', context: 'insert' },
+ { keys: 's', type: 'keyToKey', toKeys: 'cl', context: 'normal' },
+ { keys: 's', type: 'keyToKey', toKeys: 'c', context: 'visual'},
+ { keys: 'S', type: 'keyToKey', toKeys: 'cc', context: 'normal' },
+ { keys: 'S', type: 'keyToKey', toKeys: 'VdO', context: 'visual' },
+ { keys: '<Home>', type: 'keyToKey', toKeys: '0' },
+ { keys: '<End>', type: 'keyToKey', toKeys: '$' },
+ { keys: '<PageUp>', type: 'keyToKey', toKeys: '<C-b>' },
+ { keys: '<PageDown>', type: 'keyToKey', toKeys: '<C-f>' },
+ { keys: '<CR>', type: 'keyToKey', toKeys: 'j^', context: 'normal' },
+ // Motions
+ { keys: 'H', type: 'motion', motion: 'moveToTopLine', motionArgs: { linewise: true, toJumplist: true }},
+ { keys: 'M', type: 'motion', motion: 'moveToMiddleLine', motionArgs: { linewise: true, toJumplist: true }},
+ { keys: 'L', type: 'motion', motion: 'moveToBottomLine', motionArgs: { linewise: true, toJumplist: true }},
+ { keys: 'h', type: 'motion', motion: 'moveByCharacters', motionArgs: { forward: false }},
+ { keys: 'l', type: 'motion', motion: 'moveByCharacters', motionArgs: { forward: true }},
+ { keys: 'j', type: 'motion', motion: 'moveByLines', motionArgs: { forward: true, linewise: true }},
+ { keys: 'k', type: 'motion', motion: 'moveByLines', motionArgs: { forward: false, linewise: true }},
+ { keys: 'gj', type: 'motion', motion: 'moveByDisplayLines', motionArgs: { forward: true }},
+ { keys: 'gk', type: 'motion', motion: 'moveByDisplayLines', motionArgs: { forward: false }},
+ { keys: 'w', type: 'motion', motion: 'moveByWords', motionArgs: { forward: true, wordEnd: false }},
+ { keys: 'W', type: 'motion', motion: 'moveByWords', motionArgs: { forward: true, wordEnd: false, bigWord: true }},
+ { keys: 'e', type: 'motion', motion: 'moveByWords', motionArgs: { forward: true, wordEnd: true, inclusive: true }},
+ { keys: 'E', type: 'motion', motion: 'moveByWords', motionArgs: { forward: true, wordEnd: true, bigWord: true, inclusive: true }},
+ { keys: 'b', type: 'motion', motion: 'moveByWords', motionArgs: { forward: false, wordEnd: false }},
+ { keys: 'B', type: 'motion', motion: 'moveByWords', motionArgs: { forward: false, wordEnd: false, bigWord: true }},
+ { keys: 'ge', type: 'motion', motion: 'moveByWords', motionArgs: { forward: false, wordEnd: true, inclusive: true }},
+ { keys: 'gE', type: 'motion', motion: 'moveByWords', motionArgs: { forward: false, wordEnd: true, bigWord: true, inclusive: true }},
+ { keys: '{', type: 'motion', motion: 'moveByParagraph', motionArgs: { forward: false, toJumplist: true }},
+ { keys: '}', type: 'motion', motion: 'moveByParagraph', motionArgs: { forward: true, toJumplist: true }},
+ { keys: '<C-f>', type: 'motion', motion: 'moveByPage', motionArgs: { forward: true }},
+ { keys: '<C-b>', type: 'motion', motion: 'moveByPage', motionArgs: { forward: false }},
+ { keys: '<C-d>', type: 'motion', motion: 'moveByScroll', motionArgs: { forward: true, explicitRepeat: true }},
+ { keys: '<C-u>', type: 'motion', motion: 'moveByScroll', motionArgs: { forward: false, explicitRepeat: true }},
+ { keys: 'gg', type: 'motion', motion: 'moveToLineOrEdgeOfDocument', motionArgs: { forward: false, explicitRepeat: true, linewise: true, toJumplist: true }},
+ { keys: 'G', type: 'motion', motion: 'moveToLineOrEdgeOfDocument', motionArgs: { forward: true, explicitRepeat: true, linewise: true, toJumplist: true }},
+ { keys: '0', type: 'motion', motion: 'moveToStartOfLine' },
+ { keys: '^', type: 'motion', motion: 'moveToFirstNonWhiteSpaceCharacter' },
+ { keys: '+', type: 'motion', motion: 'moveByLines', motionArgs: { forward: true, toFirstChar:true }},
+ { keys: '-', type: 'motion', motion: 'moveByLines', motionArgs: { forward: false, toFirstChar:true }},
+ { keys: '_', type: 'motion', motion: 'moveByLines', motionArgs: { forward: true, toFirstChar:true, repeatOffset:-1 }},
+ { keys: '$', type: 'motion', motion: 'moveToEol', motionArgs: { inclusive: true }},
+ { keys: '%', type: 'motion', motion: 'moveToMatchedSymbol', motionArgs: { inclusive: true, toJumplist: true }},
+ { keys: 'f<character>', type: 'motion', motion: 'moveToCharacter', motionArgs: { forward: true , inclusive: true }},
+ { keys: 'F<character>', type: 'motion', motion: 'moveToCharacter', motionArgs: { forward: false }},
+ { keys: 't<character>', type: 'motion', motion: 'moveTillCharacter', motionArgs: { forward: true, inclusive: true }},
+ { keys: 'T<character>', type: 'motion', motion: 'moveTillCharacter', motionArgs: { forward: false }},
+ { keys: ';', type: 'motion', motion: 'repeatLastCharacterSearch', motionArgs: { forward: true }},
+ { keys: ',', type: 'motion', motion: 'repeatLastCharacterSearch', motionArgs: { forward: false }},
+ { keys: '\'<character>', type: 'motion', motion: 'goToMark', motionArgs: {toJumplist: true, linewise: true}},
+ { keys: '`<character>', type: 'motion', motion: 'goToMark', motionArgs: {toJumplist: true}},
+ { keys: ']`', type: 'motion', motion: 'jumpToMark', motionArgs: { forward: true } },
+ { keys: '[`', type: 'motion', motion: 'jumpToMark', motionArgs: { forward: false } },
+ { keys: ']\'', type: 'motion', motion: 'jumpToMark', motionArgs: { forward: true, linewise: true } },
+ { keys: '[\'', type: 'motion', motion: 'jumpToMark', motionArgs: { forward: false, linewise: true } },
+ // the next two aren't motions but must come before more general motion declarations
+ { keys: ']p', type: 'action', action: 'paste', isEdit: true, actionArgs: { after: true, isEdit: true, matchIndent: true}},
+ { keys: '[p', type: 'action', action: 'paste', isEdit: true, actionArgs: { after: false, isEdit: true, matchIndent: true}},
+ { keys: ']<character>', type: 'motion', motion: 'moveToSymbol', motionArgs: { forward: true, toJumplist: true}},
+ { keys: '[<character>', type: 'motion', motion: 'moveToSymbol', motionArgs: { forward: false, toJumplist: true}},
+ { keys: '|', type: 'motion', motion: 'moveToColumn'},
+ { keys: 'o', type: 'motion', motion: 'moveToOtherHighlightedEnd', context:'visual'},
+ { keys: 'O', type: 'motion', motion: 'moveToOtherHighlightedEnd', motionArgs: {sameLine: true}, context:'visual'},
+ // Operators
+ { keys: 'd', type: 'operator', operator: 'delete' },
+ { keys: 'y', type: 'operator', operator: 'yank' },
+ { keys: 'c', type: 'operator', operator: 'change' },
+ { keys: '>', type: 'operator', operator: 'indent', operatorArgs: { indentRight: true }},
+ { keys: '<', type: 'operator', operator: 'indent', operatorArgs: { indentRight: false }},
+ { keys: 'g~', type: 'operator', operator: 'changeCase' },
+ { keys: 'gu', type: 'operator', operator: 'changeCase', operatorArgs: {toLower: true}, isEdit: true },
+ { keys: 'gU', type: 'operator', operator: 'changeCase', operatorArgs: {toLower: false}, isEdit: true },
+ { keys: 'n', type: 'motion', motion: 'findNext', motionArgs: { forward: true, toJumplist: true }},
+ { keys: 'N', type: 'motion', motion: 'findNext', motionArgs: { forward: false, toJumplist: true }},
+ // Operator-Motion dual commands
+ { keys: 'x', type: 'operatorMotion', operator: 'delete', motion: 'moveByCharacters', motionArgs: { forward: true }, operatorMotionArgs: { visualLine: false }},
+ { keys: 'X', type: 'operatorMotion', operator: 'delete', motion: 'moveByCharacters', motionArgs: { forward: false }, operatorMotionArgs: { visualLine: true }},
+ { keys: 'D', type: 'operatorMotion', operator: 'delete', motion: 'moveToEol', motionArgs: { inclusive: true }, context: 'normal'},
+ { keys: 'D', type: 'operator', operator: 'delete', operatorArgs: { linewise: true }, context: 'visual'},
+ { keys: 'Y', type: 'operatorMotion', operator: 'yank', motion: 'moveToEol', motionArgs: { inclusive: true }, context: 'normal'},
+ { keys: 'Y', type: 'operator', operator: 'yank', operatorArgs: { linewise: true }, context: 'visual'},
+ { keys: 'C', type: 'operatorMotion', operator: 'change', motion: 'moveToEol', motionArgs: { inclusive: true }, context: 'normal'},
+ { keys: 'C', type: 'operator', operator: 'change', operatorArgs: { linewise: true }, context: 'visual'},
+ { keys: '~', type: 'operatorMotion', operator: 'changeCase', motion: 'moveByCharacters', motionArgs: { forward: true }, operatorArgs: { shouldMoveCursor: true }, context: 'normal'},
+ { keys: '~', type: 'operator', operator: 'changeCase', context: 'visual'},
+ { keys: '<C-w>', type: 'operatorMotion', operator: 'delete', motion: 'moveByWords', motionArgs: { forward: false, wordEnd: false }, context: 'insert' },
+ // Actions
+ { keys: '<C-i>', type: 'action', action: 'jumpListWalk', actionArgs: { forward: true }},
+ { keys: '<C-o>', type: 'action', action: 'jumpListWalk', actionArgs: { forward: false }},
+ { keys: '<C-e>', type: 'action', action: 'scroll', actionArgs: { forward: true, linewise: true }},
+ { keys: '<C-y>', type: 'action', action: 'scroll', actionArgs: { forward: false, linewise: true }},
+ { keys: 'a', type: 'action', action: 'enterInsertMode', isEdit: true, actionArgs: { insertAt: 'charAfter' }, context: 'normal' },
+ { keys: 'A', type: 'action', action: 'enterInsertMode', isEdit: true, actionArgs: { insertAt: 'eol' }, context: 'normal' },
+ { keys: 'A', type: 'action', action: 'enterInsertMode', isEdit: true, actionArgs: { insertAt: 'endOfSelectedArea' }, context: 'visual' },
+ { keys: 'i', type: 'action', action: 'enterInsertMode', isEdit: true, actionArgs: { insertAt: 'inplace' }, context: 'normal' },
+ { keys: 'I', type: 'action', action: 'enterInsertMode', isEdit: true, actionArgs: { insertAt: 'firstNonBlank'}, context: 'normal' },
+ { keys: 'I', type: 'action', action: 'enterInsertMode', isEdit: true, actionArgs: { insertAt: 'startOfSelectedArea' }, context: 'visual' },
+ { keys: 'o', type: 'action', action: 'newLineAndEnterInsertMode', isEdit: true, interlaceInsertRepeat: true, actionArgs: { after: true }, context: 'normal' },
+ { keys: 'O', type: 'action', action: 'newLineAndEnterInsertMode', isEdit: true, interlaceInsertRepeat: true, actionArgs: { after: false }, context: 'normal' },
+ { keys: 'v', type: 'action', action: 'toggleVisualMode' },
+ { keys: 'V', type: 'action', action: 'toggleVisualMode', actionArgs: { linewise: true }},
+ { keys: '<C-v>', type: 'action', action: 'toggleVisualMode', actionArgs: { blockwise: true }},
+ { keys: '<C-q>', type: 'action', action: 'toggleVisualMode', actionArgs: { blockwise: true }},
+ { keys: 'gv', type: 'action', action: 'reselectLastSelection' },
+ { keys: 'J', type: 'action', action: 'joinLines', isEdit: true },
+ { keys: 'p', type: 'action', action: 'paste', isEdit: true, actionArgs: { after: true, isEdit: true }},
+ { keys: 'P', type: 'action', action: 'paste', isEdit: true, actionArgs: { after: false, isEdit: true }},
+ { keys: 'r<character>', type: 'action', action: 'replace', isEdit: true },
+ { keys: '@<character>', type: 'action', action: 'replayMacro' },
+ { keys: 'q<character>', type: 'action', action: 'enterMacroRecordMode' },
+ // Handle Replace-mode as a special case of insert mode.
+ { keys: 'R', type: 'action', action: 'enterInsertMode', isEdit: true, actionArgs: { replace: true }},
+ { keys: 'u', type: 'action', action: 'undo', context: 'normal' },
+ { keys: 'u', type: 'operator', operator: 'changeCase', operatorArgs: {toLower: true}, context: 'visual', isEdit: true },
+ { keys: 'U', type: 'operator', operator: 'changeCase', operatorArgs: {toLower: false}, context: 'visual', isEdit: true },
+ { keys: '<C-r>', type: 'action', action: 'redo' },
+ { keys: 'm<character>', type: 'action', action: 'setMark' },
+ { keys: '"<character>', type: 'action', action: 'setRegister' },
+ { keys: 'zz', type: 'action', action: 'scrollToCursor', actionArgs: { position: 'center' }},
+ { keys: 'z.', type: 'action', action: 'scrollToCursor', actionArgs: { position: 'center' }, motion: 'moveToFirstNonWhiteSpaceCharacter' },
+ { keys: 'zt', type: 'action', action: 'scrollToCursor', actionArgs: { position: 'top' }},
+ { keys: 'z<CR>', type: 'action', action: 'scrollToCursor', actionArgs: { position: 'top' }, motion: 'moveToFirstNonWhiteSpaceCharacter' },
+ { keys: 'z-', type: 'action', action: 'scrollToCursor', actionArgs: { position: 'bottom' }},
+ { keys: 'zb', type: 'action', action: 'scrollToCursor', actionArgs: { position: 'bottom' }, motion: 'moveToFirstNonWhiteSpaceCharacter' },
+ { keys: '.', type: 'action', action: 'repeatLastEdit' },
+ { keys: '<C-a>', type: 'action', action: 'incrementNumberToken', isEdit: true, actionArgs: {increase: true, backtrack: false}},
+ { keys: '<C-x>', type: 'action', action: 'incrementNumberToken', isEdit: true, actionArgs: {increase: false, backtrack: false}},
+ // Text object motions
+ { keys: 'a<character>', type: 'motion', motion: 'textObjectManipulation' },
+ { keys: 'i<character>', type: 'motion', motion: 'textObjectManipulation', motionArgs: { textObjectInner: true }},
+ // Search
+ { keys: '/', type: 'search', searchArgs: { forward: true, querySrc: 'prompt', toJumplist: true }},
+ { keys: '?', type: 'search', searchArgs: { forward: false, querySrc: 'prompt', toJumplist: true }},
+ { keys: '*', type: 'search', searchArgs: { forward: true, querySrc: 'wordUnderCursor', wholeWordOnly: true, toJumplist: true }},
+ { keys: '#', type: 'search', searchArgs: { forward: false, querySrc: 'wordUnderCursor', wholeWordOnly: true, toJumplist: true }},
+ { keys: 'g*', type: 'search', searchArgs: { forward: true, querySrc: 'wordUnderCursor', toJumplist: true }},
+ { keys: 'g#', type: 'search', searchArgs: { forward: false, querySrc: 'wordUnderCursor', toJumplist: true }},
+ // Ex command
+ { keys: ':', type: 'ex' }
+ ];
+
+ /**
+ * Ex commands
+ * Care must be taken when adding to the default Ex command map. For any
+ * pair of commands that have a shared prefix, at least one of their
+ * shortNames must not match the prefix of the other command.
+ */
+ var defaultExCommandMap = [
+ { name: 'colorscheme', shortName: 'colo' },
+ { name: 'map' },
+ { name: 'imap', shortName: 'im' },
+ { name: 'nmap', shortName: 'nm' },
+ { name: 'vmap', shortName: 'vm' },
+ { name: 'unmap' },
+ { name: 'write', shortName: 'w' },
+ { name: 'undo', shortName: 'u' },
+ { name: 'redo', shortName: 'red' },
+ { name: 'set', shortName: 'se' },
+ { name: 'set', shortName: 'se' },
+ { name: 'setlocal', shortName: 'setl' },
+ { name: 'setglobal', shortName: 'setg' },
+ { name: 'sort', shortName: 'sor' },
+ { name: 'substitute', shortName: 's', possiblyAsync: true },
+ { name: 'nohlsearch', shortName: 'noh' },
+ { name: 'yank', shortName: 'y' },
+ { name: 'delmarks', shortName: 'delm' },
+ { name: 'registers', shortName: 'reg', excludeFromCommandHistory: true },
+ { name: 'global', shortName: 'g' }
+ ];
+
+ var Pos = CodeMirror.Pos;
+
+ var Vim = function() {
+ function enterVimMode(cm) {
+ cm.setOption('disableInput', true);
+ cm.setOption('showCursorWhenSelecting', false);
+ CodeMirror.signal(cm, "vim-mode-change", {mode: "normal"});
+ cm.on('cursorActivity', onCursorActivity);
+ maybeInitVimState(cm);
+ CodeMirror.on(cm.getInputField(), 'paste', getOnPasteFn(cm));
+ }
+
+ function leaveVimMode(cm) {
+ cm.setOption('disableInput', false);
+ cm.off('cursorActivity', onCursorActivity);
+ CodeMirror.off(cm.getInputField(), 'paste', getOnPasteFn(cm));
+ cm.state.vim = null;
+ }
+
+ function detachVimMap(cm, next) {
+ if (this == CodeMirror.keyMap.vim)
+ CodeMirror.rmClass(cm.getWrapperElement(), "cm-fat-cursor");
+
+ if (!next || next.attach != attachVimMap)
+ leaveVimMode(cm, false);
+ }
+ function attachVimMap(cm, prev) {
+ if (this == CodeMirror.keyMap.vim)
+ CodeMirror.addClass(cm.getWrapperElement(), "cm-fat-cursor");
+
+ if (!prev || prev.attach != attachVimMap)
+ enterVimMode(cm);
+ }
+
+ // Deprecated, simply setting the keymap works again.
+ CodeMirror.defineOption('vimMode', false, function(cm, val, prev) {
+ if (val && cm.getOption("keyMap") != "vim")
+ cm.setOption("keyMap", "vim");
+ else if (!val && prev != CodeMirror.Init && /^vim/.test(cm.getOption("keyMap")))
+ cm.setOption("keyMap", "default");
+ });
+
+ function cmKey(key, cm) {
+ if (!cm) { return undefined; }
+ var vimKey = cmKeyToVimKey(key);
+ if (!vimKey) {
+ return false;
+ }
+ var cmd = CodeMirror.Vim.findKey(cm, vimKey);
+ if (typeof cmd == 'function') {
+ CodeMirror.signal(cm, 'vim-keypress', vimKey);
+ }
+ return cmd;
+ }
+
+ var modifiers = {'Shift': 'S', 'Ctrl': 'C', 'Alt': 'A', 'Cmd': 'D', 'Mod': 'A'};
+ var specialKeys = {Enter:'CR',Backspace:'BS',Delete:'Del'};
+ function cmKeyToVimKey(key) {
+ if (key.charAt(0) == '\'') {
+ // Keypress character binding of format "'a'"
+ return key.charAt(1);
+ }
+ var pieces = key.split(/-(?!$)/);
+ var lastPiece = pieces[pieces.length - 1];
+ if (pieces.length == 1 && pieces[0].length == 1) {
+ // No-modifier bindings use literal character bindings above. Skip.
+ return false;
+ } else if (pieces.length == 2 && pieces[0] == 'Shift' && lastPiece.length == 1) {
+ // Ignore Shift+char bindings as they should be handled by literal character.
+ return false;
+ }
+ var hasCharacter = false;
+ for (var i = 0; i < pieces.length; i++) {
+ var piece = pieces[i];
+ if (piece in modifiers) { pieces[i] = modifiers[piece]; }
+ else { hasCharacter = true; }
+ if (piece in specialKeys) { pieces[i] = specialKeys[piece]; }
+ }
+ if (!hasCharacter) {
+ // Vim does not support modifier only keys.
+ return false;
+ }
+ // TODO: Current bindings expect the character to be lower case, but
+ // it looks like vim key notation uses upper case.
+ if (isUpperCase(lastPiece)) {
+ pieces[pieces.length - 1] = lastPiece.toLowerCase();
+ }
+ return '<' + pieces.join('-') + '>';
+ }
+
+ function getOnPasteFn(cm) {
+ var vim = cm.state.vim;
+ if (!vim.onPasteFn) {
+ vim.onPasteFn = function() {
+ if (!vim.insertMode) {
+ cm.setCursor(offsetCursor(cm.getCursor(), 0, 1));
+ actions.enterInsertMode(cm, {}, vim);
+ }
+ };
+ }
+ return vim.onPasteFn;
+ }
+
+ var numberRegex = /[\d]/;
+ var wordCharTest = [CodeMirror.isWordChar, function(ch) {
+ return ch && !CodeMirror.isWordChar(ch) && !/\s/.test(ch);
+ }], bigWordCharTest = [function(ch) {
+ return /\S/.test(ch);
+ }];
+ function makeKeyRange(start, size) {
+ var keys = [];
+ for (var i = start; i < start + size; i++) {
+ keys.push(String.fromCharCode(i));
+ }
+ return keys;
+ }
+ var upperCaseAlphabet = makeKeyRange(65, 26);
+ var lowerCaseAlphabet = makeKeyRange(97, 26);
+ var numbers = makeKeyRange(48, 10);
+ var validMarks = [].concat(upperCaseAlphabet, lowerCaseAlphabet, numbers, ['<', '>']);
+ var validRegisters = [].concat(upperCaseAlphabet, lowerCaseAlphabet, numbers, ['-', '"', '.', ':', '/']);
+
+ function isLine(cm, line) {
+ return line >= cm.firstLine() && line <= cm.lastLine();
+ }
+ function isLowerCase(k) {
+ return (/^[a-z]$/).test(k);
+ }
+ function isMatchableSymbol(k) {
+ return '()[]{}'.indexOf(k) != -1;
+ }
+ function isNumber(k) {
+ return numberRegex.test(k);
+ }
+ function isUpperCase(k) {
+ return (/^[A-Z]$/).test(k);
+ }
+ function isWhiteSpaceString(k) {
+ return (/^\s*$/).test(k);
+ }
+ function inArray(val, arr) {
+ for (var i = 0; i < arr.length; i++) {
+ if (arr[i] == val) {
+ return true;
+ }
+ }
+ return false;
+ }
+
+ var options = {};
+ function defineOption(name, defaultValue, type, aliases, callback) {
+ if (defaultValue === undefined && !callback) {
+ throw Error('defaultValue is required unless callback is provided');
+ }
+ if (!type) { type = 'string'; }
+ options[name] = {
+ type: type,
+ defaultValue: defaultValue,
+ callback: callback
+ };
+ if (aliases) {
+ for (var i = 0; i < aliases.length; i++) {
+ options[aliases[i]] = options[name];
+ }
+ }
+ if (defaultValue) {
+ setOption(name, defaultValue);
+ }
+ }
+
+ function setOption(name, value, cm, cfg) {
+ var option = options[name];
+ cfg = cfg || {};
+ var scope = cfg.scope;
+ if (!option) {
+ throw Error('Unknown option: ' + name);
+ }
+ if (option.type == 'boolean') {
+ if (value && value !== true) {
+ throw Error('Invalid argument: ' + name + '=' + value);
+ } else if (value !== false) {
+ // Boolean options are set to true if value is not defined.
+ value = true;
+ }
+ }
+ if (option.callback) {
+ if (scope !== 'local') {
+ option.callback(value, undefined);
+ }
+ if (scope !== 'global' && cm) {
+ option.callback(value, cm);
+ }
+ } else {
+ if (scope !== 'local') {
+ option.value = option.type == 'boolean' ? !!value : value;
+ }
+ if (scope !== 'global' && cm) {
+ cm.state.vim.options[name] = {value: value};
+ }
+ }
+ }
+
+ function getOption(name, cm, cfg) {
+ var option = options[name];
+ cfg = cfg || {};
+ var scope = cfg.scope;
+ if (!option) {
+ throw Error('Unknown option: ' + name);
+ }
+ if (option.callback) {
+ var local = cm && option.callback(undefined, cm);
+ if (scope !== 'global' && local !== undefined) {
+ return local;
+ }
+ if (scope !== 'local') {
+ return option.callback();
+ }
+ return;
+ } else {
+ var local = (scope !== 'global') && (cm && cm.state.vim.options[name]);
+ return (local || (scope !== 'local') && option || {}).value;
+ }
+ }
+
+ defineOption('filetype', undefined, 'string', ['ft'], function(name, cm) {
+ // Option is local. Do nothing for global.
+ if (cm === undefined) {
+ return;
+ }
+ // The 'filetype' option proxies to the CodeMirror 'mode' option.
+ if (name === undefined) {
+ var mode = cm.getOption('mode');
+ return mode == 'null' ? '' : mode;
+ } else {
+ var mode = name == '' ? 'null' : name;
+ cm.setOption('mode', mode);
+ }
+ });
+
+ var createCircularJumpList = function() {
+ var size = 100;
+ var pointer = -1;
+ var head = 0;
+ var tail = 0;
+ var buffer = new Array(size);
+ function add(cm, oldCur, newCur) {
+ var current = pointer % size;
+ var curMark = buffer[current];
+ function useNextSlot(cursor) {
+ var next = ++pointer % size;
+ var trashMark = buffer[next];
+ if (trashMark) {
+ trashMark.clear();
+ }
+ buffer[next] = cm.setBookmark(cursor);
+ }
+ if (curMark) {
+ var markPos = curMark.find();
+ // avoid recording redundant cursor position
+ if (markPos && !cursorEqual(markPos, oldCur)) {
+ useNextSlot(oldCur);
+ }
+ } else {
+ useNextSlot(oldCur);
+ }
+ useNextSlot(newCur);
+ head = pointer;
+ tail = pointer - size + 1;
+ if (tail < 0) {
+ tail = 0;
+ }
+ }
+ function move(cm, offset) {
+ pointer += offset;
+ if (pointer > head) {
+ pointer = head;
+ } else if (pointer < tail) {
+ pointer = tail;
+ }
+ var mark = buffer[(size + pointer) % size];
+ // skip marks that are temporarily removed from text buffer
+ if (mark && !mark.find()) {
+ var inc = offset > 0 ? 1 : -1;
+ var newCur;
+ var oldCur = cm.getCursor();
+ do {
+ pointer += inc;
+ mark = buffer[(size + pointer) % size];
+ // skip marks that are the same as current position
+ if (mark &&
+ (newCur = mark.find()) &&
+ !cursorEqual(oldCur, newCur)) {
+ break;
+ }
+ } while (pointer < head && pointer > tail);
+ }
+ return mark;
+ }
+ return {
+ cachedCursor: undefined, //used for # and * jumps
+ add: add,
+ move: move
+ };
+ };
+
+ // Returns an object to track the changes associated insert mode. It
+ // clones the object that is passed in, or creates an empty object one if
+ // none is provided.
+ var createInsertModeChanges = function(c) {
+ if (c) {
+ // Copy construction
+ return {
+ changes: c.changes,
+ expectCursorActivityForChange: c.expectCursorActivityForChange
+ };
+ }
+ return {
+ // Change list
+ changes: [],
+ // Set to true on change, false on cursorActivity.
+ expectCursorActivityForChange: false
+ };
+ };
+
+ function MacroModeState() {
+ this.latestRegister = undefined;
+ this.isPlaying = false;
+ this.isRecording = false;
+ this.replaySearchQueries = [];
+ this.onRecordingDone = undefined;
+ this.lastInsertModeChanges = createInsertModeChanges();
+ }
+ MacroModeState.prototype = {
+ exitMacroRecordMode: function() {
+ var macroModeState = vimGlobalState.macroModeState;
+ if (macroModeState.onRecordingDone) {
+ macroModeState.onRecordingDone(); // close dialog
+ }
+ macroModeState.onRecordingDone = undefined;
+ macroModeState.isRecording = false;
+ },
+ enterMacroRecordMode: function(cm, registerName) {
+ var register =
+ vimGlobalState.registerController.getRegister(registerName);
+ if (register) {
+ register.clear();
+ this.latestRegister = registerName;
+ if (cm.openDialog) {
+ this.onRecordingDone = cm.openDialog(
+ '(recording)['+registerName+']', null, {bottom:true});
+ }
+ this.isRecording = true;
+ }
+ }
+ };
+
+ function maybeInitVimState(cm) {
+ if (!cm.state.vim) {
+ // Store instance state in the CodeMirror object.
+ cm.state.vim = {
+ inputState: new InputState(),
+ // Vim's input state that triggered the last edit, used to repeat
+ // motions and operators with '.'.
+ lastEditInputState: undefined,
+ // Vim's action command before the last edit, used to repeat actions
+ // with '.' and insert mode repeat.
+ lastEditActionCommand: undefined,
+ // When using jk for navigation, if you move from a longer line to a
+ // shorter line, the cursor may clip to the end of the shorter line.
+ // If j is pressed again and cursor goes to the next line, the
+ // cursor should go back to its horizontal position on the longer
+ // line if it can. This is to keep track of the horizontal position.
+ lastHPos: -1,
+ // Doing the same with screen-position for gj/gk
+ lastHSPos: -1,
+ // The last motion command run. Cleared if a non-motion command gets
+ // executed in between.
+ lastMotion: null,
+ marks: {},
+ // Mark for rendering fake cursor for visual mode.
+ fakeCursor: null,
+ insertMode: false,
+ // Repeat count for changes made in insert mode, triggered by key
+ // sequences like 3,i. Only exists when insertMode is true.
+ insertModeRepeat: undefined,
+ visualMode: false,
+ // If we are in visual line mode. No effect if visualMode is false.
+ visualLine: false,
+ visualBlock: false,
+ lastSelection: null,
+ lastPastedText: null,
+ sel: {},
+ // Buffer-local/window-local values of vim options.
+ options: {}
+ };
+ }
+ return cm.state.vim;
+ }
+ var vimGlobalState;
+ function resetVimGlobalState() {
+ vimGlobalState = {
+ // The current search query.
+ searchQuery: null,
+ // Whether we are searching backwards.
+ searchIsReversed: false,
+ // Replace part of the last substituted pattern
+ lastSubstituteReplacePart: undefined,
+ jumpList: createCircularJumpList(),
+ macroModeState: new MacroModeState,
+ // Recording latest f, t, F or T motion command.
+ lastCharacterSearch: {increment:0, forward:true, selectedCharacter:''},
+ registerController: new RegisterController({}),
+ // search history buffer
+ searchHistoryController: new HistoryController({}),
+ // ex Command history buffer
+ exCommandHistoryController : new HistoryController({})
+ };
+ for (var optionName in options) {
+ var option = options[optionName];
+ option.value = option.defaultValue;
+ }
+ }
+
+ var lastInsertModeKeyTimer;
+ var vimApi= {
+ buildKeyMap: function() {
+ // TODO: Convert keymap into dictionary format for fast lookup.
+ },
+ // Testing hook, though it might be useful to expose the register
+ // controller anyways.
+ getRegisterController: function() {
+ return vimGlobalState.registerController;
+ },
+ // Testing hook.
+ resetVimGlobalState_: resetVimGlobalState,
+
+ // Testing hook.
+ getVimGlobalState_: function() {
+ return vimGlobalState;
+ },
+
+ // Testing hook.
+ maybeInitVimState_: maybeInitVimState,
+
+ suppressErrorLogging: false,
+
+ InsertModeKey: InsertModeKey,
+ map: function(lhs, rhs, ctx) {
+ // Add user defined key bindings.
+ exCommandDispatcher.map(lhs, rhs, ctx);
+ },
+ unmap: function(lhs, ctx) {
+ exCommandDispatcher.unmap(lhs, ctx);
+ },
+ // TODO: Expose setOption and getOption as instance methods. Need to decide how to namespace
+ // them, or somehow make them work with the existing CodeMirror setOption/getOption API.
+ setOption: setOption,
+ getOption: getOption,
+ defineOption: defineOption,
+ defineEx: function(name, prefix, func){
+ if (!prefix) {
+ prefix = name;
+ } else if (name.indexOf(prefix) !== 0) {
+ throw new Error('(Vim.defineEx) "'+prefix+'" is not a prefix of "'+name+'", command not registered');
+ }
+ exCommands[name]=func;
+ exCommandDispatcher.commandMap_[prefix]={name:name, shortName:prefix, type:'api'};
+ },
+ handleKey: function (cm, key, origin) {
+ var command = this.findKey(cm, key, origin);
+ if (typeof command === 'function') {
+ return command();
+ }
+ },
+ /**
+ * This is the outermost function called by CodeMirror, after keys have
+ * been mapped to their Vim equivalents.
+ *
+ * Finds a command based on the key (and cached keys if there is a
+ * multi-key sequence). Returns `undefined` if no key is matched, a noop
+ * function if a partial match is found (multi-key), and a function to
+ * execute the bound command if a a key is matched. The function always
+ * returns true.
+ */
+ findKey: function(cm, key, origin) {
+ var vim = maybeInitVimState(cm);
+ function handleMacroRecording() {
+ var macroModeState = vimGlobalState.macroModeState;
+ if (macroModeState.isRecording) {
+ if (key == 'q') {
+ macroModeState.exitMacroRecordMode();
+ clearInputState(cm);
+ return true;
+ }
+ if (origin != 'mapping') {
+ logKey(macroModeState, key);
+ }
+ }
+ }
+ function handleEsc() {
+ if (key == '<Esc>') {
+ // Clear input state and get back to normal mode.
+ clearInputState(cm);
+ if (vim.visualMode) {
+ exitVisualMode(cm);
+ } else if (vim.insertMode) {
+ exitInsertMode(cm);
+ }
+ return true;
+ }
+ }
+ function doKeyToKey(keys) {
+ // TODO: prevent infinite recursion.
+ var match;
+ while (keys) {
+ // Pull off one command key, which is either a single character
+ // or a special sequence wrapped in '<' and '>', e.g. '<Space>'.
+ match = (/<\w+-.+?>|<\w+>|./).exec(keys);
+ key = match[0];
+ keys = keys.substring(match.index + key.length);
+ CodeMirror.Vim.handleKey(cm, key, 'mapping');
+ }
+ }
+
+ function handleKeyInsertMode() {
+ if (handleEsc()) { return true; }
+ var keys = vim.inputState.keyBuffer = vim.inputState.keyBuffer + key;
+ var keysAreChars = key.length == 1;
+ var match = commandDispatcher.matchCommand(keys, defaultKeymap, vim.inputState, 'insert');
+ // Need to check all key substrings in insert mode.
+ while (keys.length > 1 && match.type != 'full') {
+ var keys = vim.inputState.keyBuffer = keys.slice(1);
+ var thisMatch = commandDispatcher.matchCommand(keys, defaultKeymap, vim.inputState, 'insert');
+ if (thisMatch.type != 'none') { match = thisMatch; }
+ }
+ if (match.type == 'none') { clearInputState(cm); return false; }
+ else if (match.type == 'partial') {
+ if (lastInsertModeKeyTimer) { window.clearTimeout(lastInsertModeKeyTimer); }
+ lastInsertModeKeyTimer = window.setTimeout(
+ function() { if (vim.insertMode && vim.inputState.keyBuffer) { clearInputState(cm); } },
+ getOption('insertModeEscKeysTimeout'));
+ return !keysAreChars;
+ }
+
+ if (lastInsertModeKeyTimer) { window.clearTimeout(lastInsertModeKeyTimer); }
+ if (keysAreChars) {
+ var here = cm.getCursor();
+ cm.replaceRange('', offsetCursor(here, 0, -(keys.length - 1)), here, '+input');
+ }
+ clearInputState(cm);
+ return match.command;
+ }
+
+ function handleKeyNonInsertMode() {
+ if (handleMacroRecording() || handleEsc()) { return true; };
+
+ var keys = vim.inputState.keyBuffer = vim.inputState.keyBuffer + key;
+ if (/^[1-9]\d*$/.test(keys)) { return true; }
+
+ var keysMatcher = /^(\d*)(.*)$/.exec(keys);
+ if (!keysMatcher) { clearInputState(cm); return false; }
+ var context = vim.visualMode ? 'visual' :
+ 'normal';
+ var match = commandDispatcher.matchCommand(keysMatcher[2] || keysMatcher[1], defaultKeymap, vim.inputState, context);
+ if (match.type == 'none') { clearInputState(cm); return false; }
+ else if (match.type == 'partial') { return true; }
+
+ vim.inputState.keyBuffer = '';
+ var keysMatcher = /^(\d*)(.*)$/.exec(keys);
+ if (keysMatcher[1] && keysMatcher[1] != '0') {
+ vim.inputState.pushRepeatDigit(keysMatcher[1]);
+ }
+ return match.command;
+ }
+
+ var command;
+ if (vim.insertMode) { command = handleKeyInsertMode(); }
+ else { command = handleKeyNonInsertMode(); }
+ if (command === false) {
+ return undefined;
+ } else if (command === true) {
+ // TODO: Look into using CodeMirror's multi-key handling.
+ // Return no-op since we are caching the key. Counts as handled, but
+ // don't want act on it just yet.
+ return function() {};
+ } else {
+ return function() {
+ return cm.operation(function() {
+ cm.curOp.isVimOp = true;
+ try {
+ if (command.type == 'keyToKey') {
+ doKeyToKey(command.toKeys);
+ } else {
+ commandDispatcher.processCommand(cm, vim, command);
+ }
+ } catch (e) {
+ // clear VIM state in case it's in a bad state.
+ cm.state.vim = undefined;
+ maybeInitVimState(cm);
+ if (!CodeMirror.Vim.suppressErrorLogging) {
+ console['log'](e);
+ }
+ throw e;
+ }
+ return true;
+ });
+ };
+ }
+ },
+ handleEx: function(cm, input) {
+ exCommandDispatcher.processCommand(cm, input);
+ },
+
+ defineMotion: defineMotion,
+ defineAction: defineAction,
+ defineOperator: defineOperator,
+ mapCommand: mapCommand,
+ _mapCommand: _mapCommand,
+
+ defineRegister: defineRegister,
+
+ exitVisualMode: exitVisualMode,
+ exitInsertMode: exitInsertMode
+ };
+
+ // Represents the current input state.
+ function InputState() {
+ this.prefixRepeat = [];
+ this.motionRepeat = [];
+
+ this.operator = null;
+ this.operatorArgs = null;
+ this.motion = null;
+ this.motionArgs = null;
+ this.keyBuffer = []; // For matching multi-key commands.
+ this.registerName = null; // Defaults to the unnamed register.
+ }
+ InputState.prototype.pushRepeatDigit = function(n) {
+ if (!this.operator) {
+ this.prefixRepeat = this.prefixRepeat.concat(n);
+ } else {
+ this.motionRepeat = this.motionRepeat.concat(n);
+ }
+ };
+ InputState.prototype.getRepeat = function() {
+ var repeat = 0;
+ if (this.prefixRepeat.length > 0 || this.motionRepeat.length > 0) {
+ repeat = 1;
+ if (this.prefixRepeat.length > 0) {
+ repeat *= parseInt(this.prefixRepeat.join(''), 10);
+ }
+ if (this.motionRepeat.length > 0) {
+ repeat *= parseInt(this.motionRepeat.join(''), 10);
+ }
+ }
+ return repeat;
+ };
+
+ function clearInputState(cm, reason) {
+ cm.state.vim.inputState = new InputState();
+ CodeMirror.signal(cm, 'vim-command-done', reason);
+ }
+
+ /*
+ * Register stores information about copy and paste registers. Besides
+ * text, a register must store whether it is linewise (i.e., when it is
+ * pasted, should it insert itself into a new line, or should the text be
+ * inserted at the cursor position.)
+ */
+ function Register(text, linewise, blockwise) {
+ this.clear();
+ this.keyBuffer = [text || ''];
+ this.insertModeChanges = [];
+ this.searchQueries = [];
+ this.linewise = !!linewise;
+ this.blockwise = !!blockwise;
+ }
+ Register.prototype = {
+ setText: function(text, linewise, blockwise) {
+ this.keyBuffer = [text || ''];
+ this.linewise = !!linewise;
+ this.blockwise = !!blockwise;
+ },
+ pushText: function(text, linewise) {
+ // if this register has ever been set to linewise, use linewise.
+ if (linewise) {
+ if (!this.linewise) {
+ this.keyBuffer.push('\n');
+ }
+ this.linewise = true;
+ }
+ this.keyBuffer.push(text);
+ },
+ pushInsertModeChanges: function(changes) {
+ this.insertModeChanges.push(createInsertModeChanges(changes));
+ },
+ pushSearchQuery: function(query) {
+ this.searchQueries.push(query);
+ },
+ clear: function() {
+ this.keyBuffer = [];
+ this.insertModeChanges = [];
+ this.searchQueries = [];
+ this.linewise = false;
+ },
+ toString: function() {
+ return this.keyBuffer.join('');
+ }
+ };
+
+ /**
+ * Defines an external register.
+ *
+ * The name should be a single character that will be used to reference the register.
+ * The register should support setText, pushText, clear, and toString(). See Register
+ * for a reference implementation.
+ */
+ function defineRegister(name, register) {
+ var registers = vimGlobalState.registerController.registers[name];
+ if (!name || name.length != 1) {
+ throw Error('Register name must be 1 character');
+ }
+ if (registers[name]) {
+ throw Error('Register already defined ' + name);
+ }
+ registers[name] = register;
+ validRegisters.push(name);
+ }
+
+ /*
+ * vim registers allow you to keep many independent copy and paste buffers.
+ * See http://usevim.com/2012/04/13/registers/ for an introduction.
+ *
+ * RegisterController keeps the state of all the registers. An initial
+ * state may be passed in. The unnamed register '"' will always be
+ * overridden.
+ */
+ function RegisterController(registers) {
+ this.registers = registers;
+ this.unnamedRegister = registers['"'] = new Register();
+ registers['.'] = new Register();
+ registers[':'] = new Register();
+ registers['/'] = new Register();
+ }
+ RegisterController.prototype = {
+ pushText: function(registerName, operator, text, linewise, blockwise) {
+ if (linewise && text.charAt(0) == '\n') {
+ text = text.slice(1) + '\n';
+ }
+ if (linewise && text.charAt(text.length - 1) !== '\n'){
+ text += '\n';
+ }
+ // Lowercase and uppercase registers refer to the same register.
+ // Uppercase just means append.
+ var register = this.isValidRegister(registerName) ?
+ this.getRegister(registerName) : null;
+ // if no register/an invalid register was specified, things go to the
+ // default registers
+ if (!register) {
+ switch (operator) {
+ case 'yank':
+ // The 0 register contains the text from the most recent yank.
+ this.registers['0'] = new Register(text, linewise, blockwise);
+ break;
+ case 'delete':
+ case 'change':
+ if (text.indexOf('\n') == -1) {
+ // Delete less than 1 line. Update the small delete register.
+ this.registers['-'] = new Register(text, linewise);
+ } else {
+ // Shift down the contents of the numbered registers and put the
+ // deleted text into register 1.
+ this.shiftNumericRegisters_();
+ this.registers['1'] = new Register(text, linewise);
+ }
+ break;
+ }
+ // Make sure the unnamed register is set to what just happened
+ this.unnamedRegister.setText(text, linewise, blockwise);
+ return;
+ }
+
+ // If we've gotten to this point, we've actually specified a register
+ var append = isUpperCase(registerName);
+ if (append) {
+ register.pushText(text, linewise);
+ } else {
+ register.setText(text, linewise, blockwise);
+ }
+ // The unnamed register always has the same value as the last used
+ // register.
+ this.unnamedRegister.setText(register.toString(), linewise);
+ },
+ // Gets the register named @name. If one of @name doesn't already exist,
+ // create it. If @name is invalid, return the unnamedRegister.
+ getRegister: function(name) {
+ if (!this.isValidRegister(name)) {
+ return this.unnamedRegister;
+ }
+ name = name.toLowerCase();
+ if (!this.registers[name]) {
+ this.registers[name] = new Register();
+ }
+ return this.registers[name];
+ },
+ isValidRegister: function(name) {
+ return name && inArray(name, validRegisters);
+ },
+ shiftNumericRegisters_: function() {
+ for (var i = 9; i >= 2; i--) {
+ this.registers[i] = this.getRegister('' + (i - 1));
+ }
+ }
+ };
+ function HistoryController() {
+ this.historyBuffer = [];
+ this.iterator = 0;
+ this.initialPrefix = null;
+ }
+ HistoryController.prototype = {
+ // the input argument here acts a user entered prefix for a small time
+ // until we start autocompletion in which case it is the autocompleted.
+ nextMatch: function (input, up) {
+ var historyBuffer = this.historyBuffer;
+ var dir = up ? -1 : 1;
+ if (this.initialPrefix === null) this.initialPrefix = input;
+ for (var i = this.iterator + dir; up ? i >= 0 : i < historyBuffer.length; i+= dir) {
+ var element = historyBuffer[i];
+ for (var j = 0; j <= element.length; j++) {
+ if (this.initialPrefix == element.substring(0, j)) {
+ this.iterator = i;
+ return element;
+ }
+ }
+ }
+ // should return the user input in case we reach the end of buffer.
+ if (i >= historyBuffer.length) {
+ this.iterator = historyBuffer.length;
+ return this.initialPrefix;
+ }
+ // return the last autocompleted query or exCommand as it is.
+ if (i < 0 ) return input;
+ },
+ pushInput: function(input) {
+ var index = this.historyBuffer.indexOf(input);
+ if (index > -1) this.historyBuffer.splice(index, 1);
+ if (input.length) this.historyBuffer.push(input);
+ },
+ reset: function() {
+ this.initialPrefix = null;
+ this.iterator = this.historyBuffer.length;
+ }
+ };
+ var commandDispatcher = {
+ matchCommand: function(keys, keyMap, inputState, context) {
+ var matches = commandMatches(keys, keyMap, context, inputState);
+ if (!matches.full && !matches.partial) {
+ return {type: 'none'};
+ } else if (!matches.full && matches.partial) {
+ return {type: 'partial'};
+ }
+
+ var bestMatch;
+ for (var i = 0; i < matches.full.length; i++) {
+ var match = matches.full[i];
+ if (!bestMatch) {
+ bestMatch = match;
+ }
+ }
+ if (bestMatch.keys.slice(-11) == '<character>') {
+ inputState.selectedCharacter = lastChar(keys);
+ }
+ return {type: 'full', command: bestMatch};
+ },
+ processCommand: function(cm, vim, command) {
+ vim.inputState.repeatOverride = command.repeatOverride;
+ switch (command.type) {
+ case 'motion':
+ this.processMotion(cm, vim, command);
+ break;
+ case 'operator':
+ this.processOperator(cm, vim, command);
+ break;
+ case 'operatorMotion':
+ this.processOperatorMotion(cm, vim, command);
+ break;
+ case 'action':
+ this.processAction(cm, vim, command);
+ break;
+ case 'search':
+ this.processSearch(cm, vim, command);
+ break;
+ case 'ex':
+ case 'keyToEx':
+ this.processEx(cm, vim, command);
+ break;
+ default:
+ break;
+ }
+ },
+ processMotion: function(cm, vim, command) {
+ vim.inputState.motion = command.motion;
+ vim.inputState.motionArgs = copyArgs(command.motionArgs);
+ this.evalInput(cm, vim);
+ },
+ processOperator: function(cm, vim, command) {
+ var inputState = vim.inputState;
+ if (inputState.operator) {
+ if (inputState.operator == command.operator) {
+ // Typing an operator twice like 'dd' makes the operator operate
+ // linewise
+ inputState.motion = 'expandToLine';
+ inputState.motionArgs = { linewise: true };
+ this.evalInput(cm, vim);
+ return;
+ } else {
+ // 2 different operators in a row doesn't make sense.
+ clearInputState(cm);
+ }
+ }
+ inputState.operator = command.operator;
+ inputState.operatorArgs = copyArgs(command.operatorArgs);
+ if (vim.visualMode) {
+ // Operating on a selection in visual mode. We don't need a motion.
+ this.evalInput(cm, vim);
+ }
+ },
+ processOperatorMotion: function(cm, vim, command) {
+ var visualMode = vim.visualMode;
+ var operatorMotionArgs = copyArgs(command.operatorMotionArgs);
+ if (operatorMotionArgs) {
+ // Operator motions may have special behavior in visual mode.
+ if (visualMode && operatorMotionArgs.visualLine) {
+ vim.visualLine = true;
+ }
+ }
+ this.processOperator(cm, vim, command);
+ if (!visualMode) {
+ this.processMotion(cm, vim, command);
+ }
+ },
+ processAction: function(cm, vim, command) {
+ var inputState = vim.inputState;
+ var repeat = inputState.getRepeat();
+ var repeatIsExplicit = !!repeat;
+ var actionArgs = copyArgs(command.actionArgs) || {};
+ if (inputState.selectedCharacter) {
+ actionArgs.selectedCharacter = inputState.selectedCharacter;
+ }
+ // Actions may or may not have motions and operators. Do these first.
+ if (command.operator) {
+ this.processOperator(cm, vim, command);
+ }
+ if (command.motion) {
+ this.processMotion(cm, vim, command);
+ }
+ if (command.motion || command.operator) {
+ this.evalInput(cm, vim);
+ }
+ actionArgs.repeat = repeat || 1;
+ actionArgs.repeatIsExplicit = repeatIsExplicit;
+ actionArgs.registerName = inputState.registerName;
+ clearInputState(cm);
+ vim.lastMotion = null;
+ if (command.isEdit) {
+ this.recordLastEdit(vim, inputState, command);
+ }
+ actions[command.action](cm, actionArgs, vim);
+ },
+ processSearch: function(cm, vim, command) {
+ if (!cm.getSearchCursor) {
+ // Search depends on SearchCursor.
+ return;
+ }
+ var forward = command.searchArgs.forward;
+ var wholeWordOnly = command.searchArgs.wholeWordOnly;
+ getSearchState(cm).setReversed(!forward);
+ var promptPrefix = (forward) ? '/' : '?';
+ var originalQuery = getSearchState(cm).getQuery();
+ var originalScrollPos = cm.getScrollInfo();
+ function handleQuery(query, ignoreCase, smartCase) {
+ vimGlobalState.searchHistoryController.pushInput(query);
+ vimGlobalState.searchHistoryController.reset();
+ try {
+ updateSearchQuery(cm, query, ignoreCase, smartCase);
+ } catch (e) {
+ showConfirm(cm, 'Invalid regex: ' + query);
+ clearInputState(cm);
+ return;
+ }
+ commandDispatcher.processMotion(cm, vim, {
+ type: 'motion',
+ motion: 'findNext',
+ motionArgs: { forward: true, toJumplist: command.searchArgs.toJumplist }
+ });
+ }
+ function onPromptClose(query) {
+ cm.scrollTo(originalScrollPos.left, originalScrollPos.top);
+ handleQuery(query, true /** ignoreCase */, true /** smartCase */);
+ var macroModeState = vimGlobalState.macroModeState;
+ if (macroModeState.isRecording) {
+ logSearchQuery(macroModeState, query);
+ }
+ }
+ function onPromptKeyUp(e, query, close) {
+ var keyName = CodeMirror.keyName(e), up;
+ if (keyName == 'Up' || keyName == 'Down') {
+ up = keyName == 'Up' ? true : false;
+ query = vimGlobalState.searchHistoryController.nextMatch(query, up) || '';
+ close(query);
+ } else {
+ if ( keyName != 'Left' && keyName != 'Right' && keyName != 'Ctrl' && keyName != 'Alt' && keyName != 'Shift')
+ vimGlobalState.searchHistoryController.reset();
+ }
+ var parsedQuery;
+ try {
+ parsedQuery = updateSearchQuery(cm, query,
+ true /** ignoreCase */, true /** smartCase */);
+ } catch (e) {
+ // Swallow bad regexes for incremental search.
+ }
+ if (parsedQuery) {
+ cm.scrollIntoView(findNext(cm, !forward, parsedQuery), 30);
+ } else {
+ clearSearchHighlight(cm);
+ cm.scrollTo(originalScrollPos.left, originalScrollPos.top);
+ }
+ }
+ function onPromptKeyDown(e, query, close) {
+ var keyName = CodeMirror.keyName(e);
+ if (keyName == 'Esc' || keyName == 'Ctrl-C' || keyName == 'Ctrl-[' ||
+ (keyName == 'Backspace' && query == '')) {
+ vimGlobalState.searchHistoryController.pushInput(query);
+ vimGlobalState.searchHistoryController.reset();
+ updateSearchQuery(cm, originalQuery);
+ clearSearchHighlight(cm);
+ cm.scrollTo(originalScrollPos.left, originalScrollPos.top);
+ CodeMirror.e_stop(e);
+ clearInputState(cm);
+ close();
+ cm.focus();
+ } else if (keyName == 'Ctrl-U') {
+ // Ctrl-U clears input.
+ CodeMirror.e_stop(e);
+ close('');
+ }
+ }
+ switch (command.searchArgs.querySrc) {
+ case 'prompt':
+ var macroModeState = vimGlobalState.macroModeState;
+ if (macroModeState.isPlaying) {
+ var query = macroModeState.replaySearchQueries.shift();
+ handleQuery(query, true /** ignoreCase */, false /** smartCase */);
+ } else {
+ showPrompt(cm, {
+ onClose: onPromptClose,
+ prefix: promptPrefix,
+ desc: searchPromptDesc,
+ onKeyUp: onPromptKeyUp,
+ onKeyDown: onPromptKeyDown
+ });
+ }
+ break;
+ case 'wordUnderCursor':
+ var word = expandWordUnderCursor(cm, false /** inclusive */,
+ true /** forward */, false /** bigWord */,
+ true /** noSymbol */);
+ var isKeyword = true;
+ if (!word) {
+ word = expandWordUnderCursor(cm, false /** inclusive */,
+ true /** forward */, false /** bigWord */,
+ false /** noSymbol */);
+ isKeyword = false;
+ }
+ if (!word) {
+ return;
+ }
+ var query = cm.getLine(word.start.line).substring(word.start.ch,
+ word.end.ch);
+ if (isKeyword && wholeWordOnly) {
+ query = '\\b' + query + '\\b';
+ } else {
+ query = escapeRegex(query);
+ }
+
+ // cachedCursor is used to save the old position of the cursor
+ // when * or # causes vim to seek for the nearest word and shift
+ // the cursor before entering the motion.
+ vimGlobalState.jumpList.cachedCursor = cm.getCursor();
+ cm.setCursor(word.start);
+
+ handleQuery(query, true /** ignoreCase */, false /** smartCase */);
+ break;
+ }
+ },
+ processEx: function(cm, vim, command) {
+ function onPromptClose(input) {
+ // Give the prompt some time to close so that if processCommand shows
+ // an error, the elements don't overlap.
+ vimGlobalState.exCommandHistoryController.pushInput(input);
+ vimGlobalState.exCommandHistoryController.reset();
+ exCommandDispatcher.processCommand(cm, input);
+ }
+ function onPromptKeyDown(e, input, close) {
+ var keyName = CodeMirror.keyName(e), up;
+ if (keyName == 'Esc' || keyName == 'Ctrl-C' || keyName == 'Ctrl-[' ||
+ (keyName == 'Backspace' && input == '')) {
+ vimGlobalState.exCommandHistoryController.pushInput(input);
+ vimGlobalState.exCommandHistoryController.reset();
+ CodeMirror.e_stop(e);
+ clearInputState(cm);
+ close();
+ cm.focus();
+ }
+ if (keyName == 'Up' || keyName == 'Down') {
+ up = keyName == 'Up' ? true : false;
+ input = vimGlobalState.exCommandHistoryController.nextMatch(input, up) || '';
+ close(input);
+ } else if (keyName == 'Ctrl-U') {
+ // Ctrl-U clears input.
+ CodeMirror.e_stop(e);
+ close('');
+ } else {
+ if ( keyName != 'Left' && keyName != 'Right' && keyName != 'Ctrl' && keyName != 'Alt' && keyName != 'Shift')
+ vimGlobalState.exCommandHistoryController.reset();
+ }
+ }
+ if (command.type == 'keyToEx') {
+ // Handle user defined Ex to Ex mappings
+ exCommandDispatcher.processCommand(cm, command.exArgs.input);
+ } else {
+ if (vim.visualMode) {
+ showPrompt(cm, { onClose: onPromptClose, prefix: ':', value: '\'<,\'>',
+ onKeyDown: onPromptKeyDown});
+ } else {
+ showPrompt(cm, { onClose: onPromptClose, prefix: ':',
+ onKeyDown: onPromptKeyDown});
+ }
+ }
+ },
+ evalInput: function(cm, vim) {
+ // If the motion command is set, execute both the operator and motion.
+ // Otherwise return.
+ var inputState = vim.inputState;
+ var motion = inputState.motion;
+ var motionArgs = inputState.motionArgs || {};
+ var operator = inputState.operator;
+ var operatorArgs = inputState.operatorArgs || {};
+ var registerName = inputState.registerName;
+ var sel = vim.sel;
+ // TODO: Make sure cm and vim selections are identical outside visual mode.
+ var origHead = copyCursor(vim.visualMode ? clipCursorToContent(cm, sel.head): cm.getCursor('head'));
+ var origAnchor = copyCursor(vim.visualMode ? clipCursorToContent(cm, sel.anchor) : cm.getCursor('anchor'));
+ var oldHead = copyCursor(origHead);
+ var oldAnchor = copyCursor(origAnchor);
+ var newHead, newAnchor;
+ var repeat;
+ if (operator) {
+ this.recordLastEdit(vim, inputState);
+ }
+ if (inputState.repeatOverride !== undefined) {
+ // If repeatOverride is specified, that takes precedence over the
+ // input state's repeat. Used by Ex mode and can be user defined.
+ repeat = inputState.repeatOverride;
+ } else {
+ repeat = inputState.getRepeat();
+ }
+ if (repeat > 0 && motionArgs.explicitRepeat) {
+ motionArgs.repeatIsExplicit = true;
+ } else if (motionArgs.noRepeat ||
+ (!motionArgs.explicitRepeat && repeat === 0)) {
+ repeat = 1;
+ motionArgs.repeatIsExplicit = false;
+ }
+ if (inputState.selectedCharacter) {
+ // If there is a character input, stick it in all of the arg arrays.
+ motionArgs.selectedCharacter = operatorArgs.selectedCharacter =
+ inputState.selectedCharacter;
+ }
+ motionArgs.repeat = repeat;
+ clearInputState(cm);
+ if (motion) {
+ var motionResult = motions[motion](cm, origHead, motionArgs, vim);
+ vim.lastMotion = motions[motion];
+ if (!motionResult) {
+ return;
+ }
+ if (motionArgs.toJumplist) {
+ var jumpList = vimGlobalState.jumpList;
+ // if the current motion is # or *, use cachedCursor
+ var cachedCursor = jumpList.cachedCursor;
+ if (cachedCursor) {
+ recordJumpPosition(cm, cachedCursor, motionResult);
+ delete jumpList.cachedCursor;
+ } else {
+ recordJumpPosition(cm, origHead, motionResult);
+ }
+ }
+ if (motionResult instanceof Array) {
+ newAnchor = motionResult[0];
+ newHead = motionResult[1];
+ } else {
+ newHead = motionResult;
+ }
+ // TODO: Handle null returns from motion commands better.
+ if (!newHead) {
+ newHead = copyCursor(origHead);
+ }
+ if (vim.visualMode) {
+ if (!(vim.visualBlock && newHead.ch === Infinity)) {
+ newHead = clipCursorToContent(cm, newHead, vim.visualBlock);
+ }
+ if (newAnchor) {
+ newAnchor = clipCursorToContent(cm, newAnchor, true);
+ }
+ newAnchor = newAnchor || oldAnchor;
+ sel.anchor = newAnchor;
+ sel.head = newHead;
+ updateCmSelection(cm);
+ updateMark(cm, vim, '<',
+ cursorIsBefore(newAnchor, newHead) ? newAnchor
+ : newHead);
+ updateMark(cm, vim, '>',
+ cursorIsBefore(newAnchor, newHead) ? newHead
+ : newAnchor);
+ } else if (!operator) {
+ newHead = clipCursorToContent(cm, newHead);
+ cm.setCursor(newHead.line, newHead.ch);
+ }
+ }
+ if (operator) {
+ if (operatorArgs.lastSel) {
+ // Replaying a visual mode operation
+ newAnchor = oldAnchor;
+ var lastSel = operatorArgs.lastSel;
+ var lineOffset = Math.abs(lastSel.head.line - lastSel.anchor.line);
+ var chOffset = Math.abs(lastSel.head.ch - lastSel.anchor.ch);
+ if (lastSel.visualLine) {
+ // Linewise Visual mode: The same number of lines.
+ newHead = Pos(oldAnchor.line + lineOffset, oldAnchor.ch);
+ } else if (lastSel.visualBlock) {
+ // Blockwise Visual mode: The same number of lines and columns.
+ newHead = Pos(oldAnchor.line + lineOffset, oldAnchor.ch + chOffset);
+ } else if (lastSel.head.line == lastSel.anchor.line) {
+ // Normal Visual mode within one line: The same number of characters.
+ newHead = Pos(oldAnchor.line, oldAnchor.ch + chOffset);
+ } else {
+ // Normal Visual mode with several lines: The same number of lines, in the
+ // last line the same number of characters as in the last line the last time.
+ newHead = Pos(oldAnchor.line + lineOffset, oldAnchor.ch);
+ }
+ vim.visualMode = true;
+ vim.visualLine = lastSel.visualLine;
+ vim.visualBlock = lastSel.visualBlock;
+ sel = vim.sel = {
+ anchor: newAnchor,
+ head: newHead
+ };
+ updateCmSelection(cm);
+ } else if (vim.visualMode) {
+ operatorArgs.lastSel = {
+ anchor: copyCursor(sel.anchor),
+ head: copyCursor(sel.head),
+ visualBlock: vim.visualBlock,
+ visualLine: vim.visualLine
+ };
+ }
+ var curStart, curEnd, linewise, mode;
+ var cmSel;
+ if (vim.visualMode) {
+ // Init visual op
+ curStart = cursorMin(sel.head, sel.anchor);
+ curEnd = cursorMax(sel.head, sel.anchor);
+ linewise = vim.visualLine || operatorArgs.linewise;
+ mode = vim.visualBlock ? 'block' :
+ linewise ? 'line' :
+ 'char';
+ cmSel = makeCmSelection(cm, {
+ anchor: curStart,
+ head: curEnd
+ }, mode);
+ if (linewise) {
+ var ranges = cmSel.ranges;
+ if (mode == 'block') {
+ // Linewise operators in visual block mode extend to end of line
+ for (var i = 0; i < ranges.length; i++) {
+ ranges[i].head.ch = lineLength(cm, ranges[i].head.line);
+ }
+ } else if (mode == 'line') {
+ ranges[0].head = Pos(ranges[0].head.line + 1, 0);
+ }
+ }
+ } else {
+ // Init motion op
+ curStart = copyCursor(newAnchor || oldAnchor);
+ curEnd = copyCursor(newHead || oldHead);
+ if (cursorIsBefore(curEnd, curStart)) {
+ var tmp = curStart;
+ curStart = curEnd;
+ curEnd = tmp;
+ }
+ linewise = motionArgs.linewise || operatorArgs.linewise;
+ if (linewise) {
+ // Expand selection to entire line.
+ expandSelectionToLine(cm, curStart, curEnd);
+ } else if (motionArgs.forward) {
+ // Clip to trailing newlines only if the motion goes forward.
+ clipToLine(cm, curStart, curEnd);
+ }
+ mode = 'char';
+ var exclusive = !motionArgs.inclusive || linewise;
+ cmSel = makeCmSelection(cm, {
+ anchor: curStart,
+ head: curEnd
+ }, mode, exclusive);
+ }
+ cm.setSelections(cmSel.ranges, cmSel.primary);
+ vim.lastMotion = null;
+ operatorArgs.repeat = repeat; // For indent in visual mode.
+ operatorArgs.registerName = registerName;
+ // Keep track of linewise as it affects how paste and change behave.
+ operatorArgs.linewise = linewise;
+ var operatorMoveTo = operators[operator](
+ cm, operatorArgs, cmSel.ranges, oldAnchor, newHead);
+ if (vim.visualMode) {
+ exitVisualMode(cm, operatorMoveTo != null);
+ }
+ if (operatorMoveTo) {
+ cm.setCursor(operatorMoveTo);
+ }
+ }
+ },
+ recordLastEdit: function(vim, inputState, actionCommand) {
+ var macroModeState = vimGlobalState.macroModeState;
+ if (macroModeState.isPlaying) { return; }
+ vim.lastEditInputState = inputState;
+ vim.lastEditActionCommand = actionCommand;
+ macroModeState.lastInsertModeChanges.changes = [];
+ macroModeState.lastInsertModeChanges.expectCursorActivityForChange = false;
+ }
+ };
+
+ /**
+ * typedef {Object{line:number,ch:number}} Cursor An object containing the
+ * position of the cursor.
+ */
+ // All of the functions below return Cursor objects.
+ var motions = {
+ moveToTopLine: function(cm, _head, motionArgs) {
+ var line = getUserVisibleLines(cm).top + motionArgs.repeat -1;
+ return Pos(line, findFirstNonWhiteSpaceCharacter(cm.getLine(line)));
+ },
+ moveToMiddleLine: function(cm) {
+ var range = getUserVisibleLines(cm);
+ var line = Math.floor((range.top + range.bottom) * 0.5);
+ return Pos(line, findFirstNonWhiteSpaceCharacter(cm.getLine(line)));
+ },
+ moveToBottomLine: function(cm, _head, motionArgs) {
+ var line = getUserVisibleLines(cm).bottom - motionArgs.repeat +1;
+ return Pos(line, findFirstNonWhiteSpaceCharacter(cm.getLine(line)));
+ },
+ expandToLine: function(_cm, head, motionArgs) {
+ // Expands forward to end of line, and then to next line if repeat is
+ // >1. Does not handle backward motion!
+ var cur = head;
+ return Pos(cur.line + motionArgs.repeat - 1, Infinity);
+ },
+ findNext: function(cm, _head, motionArgs) {
+ var state = getSearchState(cm);
+ var query = state.getQuery();
+ if (!query) {
+ return;
+ }
+ var prev = !motionArgs.forward;
+ // If search is initiated with ? instead of /, negate direction.
+ prev = (state.isReversed()) ? !prev : prev;
+ highlightSearchMatches(cm, query);
+ return findNext(cm, prev/** prev */, query, motionArgs.repeat);
+ },
+ goToMark: function(cm, _head, motionArgs, vim) {
+ var mark = vim.marks[motionArgs.selectedCharacter];
+ if (mark) {
+ var pos = mark.find();
+ return motionArgs.linewise ? { line: pos.line, ch: findFirstNonWhiteSpaceCharacter(cm.getLine(pos.line)) } : pos;
+ }
+ return null;
+ },
+ moveToOtherHighlightedEnd: function(cm, _head, motionArgs, vim) {
+ if (vim.visualBlock && motionArgs.sameLine) {
+ var sel = vim.sel;
+ return [
+ clipCursorToContent(cm, Pos(sel.anchor.line, sel.head.ch)),
+ clipCursorToContent(cm, Pos(sel.head.line, sel.anchor.ch))
+ ];
+ } else {
+ return ([vim.sel.head, vim.sel.anchor]);
+ }
+ },
+ jumpToMark: function(cm, head, motionArgs, vim) {
+ var best = head;
+ for (var i = 0; i < motionArgs.repeat; i++) {
+ var cursor = best;
+ for (var key in vim.marks) {
+ if (!isLowerCase(key)) {
+ continue;
+ }
+ var mark = vim.marks[key].find();
+ var isWrongDirection = (motionArgs.forward) ?
+ cursorIsBefore(mark, cursor) : cursorIsBefore(cursor, mark);
+
+ if (isWrongDirection) {
+ continue;
+ }
+ if (motionArgs.linewise && (mark.line == cursor.line)) {
+ continue;
+ }
+
+ var equal = cursorEqual(cursor, best);
+ var between = (motionArgs.forward) ?
+ cursorIsBetween(cursor, mark, best) :
+ cursorIsBetween(best, mark, cursor);
+
+ if (equal || between) {
+ best = mark;
+ }
+ }
+ }
+
+ if (motionArgs.linewise) {
+ // Vim places the cursor on the first non-whitespace character of
+ // the line if there is one, else it places the cursor at the end
+ // of the line, regardless of whether a mark was found.
+ best = Pos(best.line, findFirstNonWhiteSpaceCharacter(cm.getLine(best.line)));
+ }
+ return best;
+ },
+ moveByCharacters: function(_cm, head, motionArgs) {
+ var cur = head;
+ var repeat = motionArgs.repeat;
+ var ch = motionArgs.forward ? cur.ch + repeat : cur.ch - repeat;
+ return Pos(cur.line, ch);
+ },
+ moveByLines: function(cm, head, motionArgs, vim) {
+ var cur = head;
+ var endCh = cur.ch;
+ // Depending what our last motion was, we may want to do different
+ // things. If our last motion was moving vertically, we want to
+ // preserve the HPos from our last horizontal move. If our last motion
+ // was going to the end of a line, moving vertically we should go to
+ // the end of the line, etc.
+ switch (vim.lastMotion) {
+ case this.moveByLines:
+ case this.moveByDisplayLines:
+ case this.moveByScroll:
+ case this.moveToColumn:
+ case this.moveToEol:
+ endCh = vim.lastHPos;
+ break;
+ default:
+ vim.lastHPos = endCh;
+ }
+ var repeat = motionArgs.repeat+(motionArgs.repeatOffset||0);
+ var line = motionArgs.forward ? cur.line + repeat : cur.line - repeat;
+ var first = cm.firstLine();
+ var last = cm.lastLine();
+ // Vim go to line begin or line end when cursor at first/last line and
+ // move to previous/next line is triggered.
+ if (line < first && cur.line == first){
+ return this.moveToStartOfLine(cm, head, motionArgs, vim);
+ }else if (line > last && cur.line == last){
+ return this.moveToEol(cm, head, motionArgs, vim);
+ }
+ if (motionArgs.toFirstChar){
+ endCh=findFirstNonWhiteSpaceCharacter(cm.getLine(line));
+ vim.lastHPos = endCh;
+ }
+ vim.lastHSPos = cm.charCoords(Pos(line, endCh),'div').left;
+ return Pos(line, endCh);
+ },
+ moveByDisplayLines: function(cm, head, motionArgs, vim) {
+ var cur = head;
+ switch (vim.lastMotion) {
+ case this.moveByDisplayLines:
+ case this.moveByScroll:
+ case this.moveByLines:
+ case this.moveToColumn:
+ case this.moveToEol:
+ break;
+ default:
+ vim.lastHSPos = cm.charCoords(cur,'div').left;
+ }
+ var repeat = motionArgs.repeat;
+ var res=cm.findPosV(cur,(motionArgs.forward ? repeat : -repeat),'line',vim.lastHSPos);
+ if (res.hitSide) {
+ if (motionArgs.forward) {
+ var lastCharCoords = cm.charCoords(res, 'div');
+ var goalCoords = { top: lastCharCoords.top + 8, left: vim.lastHSPos };
+ var res = cm.coordsChar(goalCoords, 'div');
+ } else {
+ var resCoords = cm.charCoords(Pos(cm.firstLine(), 0), 'div');
+ resCoords.left = vim.lastHSPos;
+ res = cm.coordsChar(resCoords, 'div');
+ }
+ }
+ vim.lastHPos = res.ch;
+ return res;
+ },
+ moveByPage: function(cm, head, motionArgs) {
+ // CodeMirror only exposes functions that move the cursor page down, so
+ // doing this bad hack to move the cursor and move it back. evalInput
+ // will move the cursor to where it should be in the end.
+ var curStart = head;
+ var repeat = motionArgs.repeat;
+ return cm.findPosV(curStart, (motionArgs.forward ? repeat : -repeat), 'page');
+ },
+ moveByParagraph: function(cm, head, motionArgs) {
+ var dir = motionArgs.forward ? 1 : -1;
+ return findParagraph(cm, head, motionArgs.repeat, dir);
+ },
+ moveByScroll: function(cm, head, motionArgs, vim) {
+ var scrollbox = cm.getScrollInfo();
+ var curEnd = null;
+ var repeat = motionArgs.repeat;
+ if (!repeat) {
+ repeat = scrollbox.clientHeight / (2 * cm.defaultTextHeight());
+ }
+ var orig = cm.charCoords(head, 'local');
+ motionArgs.repeat = repeat;
+ var curEnd = motions.moveByDisplayLines(cm, head, motionArgs, vim);
+ if (!curEnd) {
+ return null;
+ }
+ var dest = cm.charCoords(curEnd, 'local');
+ cm.scrollTo(null, scrollbox.top + dest.top - orig.top);
+ return curEnd;
+ },
+ moveByWords: function(cm, head, motionArgs) {
+ return moveToWord(cm, head, motionArgs.repeat, !!motionArgs.forward,
+ !!motionArgs.wordEnd, !!motionArgs.bigWord);
+ },
+ moveTillCharacter: function(cm, _head, motionArgs) {
+ var repeat = motionArgs.repeat;
+ var curEnd = moveToCharacter(cm, repeat, motionArgs.forward,
+ motionArgs.selectedCharacter);
+ var increment = motionArgs.forward ? -1 : 1;
+ recordLastCharacterSearch(increment, motionArgs);
+ if (!curEnd) return null;
+ curEnd.ch += increment;
+ return curEnd;
+ },
+ moveToCharacter: function(cm, head, motionArgs) {
+ var repeat = motionArgs.repeat;
+ recordLastCharacterSearch(0, motionArgs);
+ return moveToCharacter(cm, repeat, motionArgs.forward,
+ motionArgs.selectedCharacter) || head;
+ },
+ moveToSymbol: function(cm, head, motionArgs) {
+ var repeat = motionArgs.repeat;
+ return findSymbol(cm, repeat, motionArgs.forward,
+ motionArgs.selectedCharacter) || head;
+ },
+ moveToColumn: function(cm, head, motionArgs, vim) {
+ var repeat = motionArgs.repeat;
+ // repeat is equivalent to which column we want to move to!
+ vim.lastHPos = repeat - 1;
+ vim.lastHSPos = cm.charCoords(head,'div').left;
+ return moveToColumn(cm, repeat);
+ },
+ moveToEol: function(cm, head, motionArgs, vim) {
+ var cur = head;
+ vim.lastHPos = Infinity;
+ var retval= Pos(cur.line + motionArgs.repeat - 1, Infinity);
+ var end=cm.clipPos(retval);
+ end.ch--;
+ vim.lastHSPos = cm.charCoords(end,'div').left;
+ return retval;
+ },
+ moveToFirstNonWhiteSpaceCharacter: function(cm, head) {
+ // Go to the start of the line where the text begins, or the end for
+ // whitespace-only lines
+ var cursor = head;
+ return Pos(cursor.line,
+ findFirstNonWhiteSpaceCharacter(cm.getLine(cursor.line)));
+ },
+ moveToMatchedSymbol: function(cm, head) {
+ var cursor = head;
+ var line = cursor.line;
+ var ch = cursor.ch;
+ var lineText = cm.getLine(line);
+ var symbol;
+ do {
+ symbol = lineText.charAt(ch++);
+ if (symbol && isMatchableSymbol(symbol)) {
+ var style = cm.getTokenTypeAt(Pos(line, ch));
+ if (style !== "string" && style !== "comment") {
+ break;
+ }
+ }
+ } while (symbol);
+ if (symbol) {
+ var matched = cm.findMatchingBracket(Pos(line, ch));
+ return matched.to;
+ } else {
+ return cursor;
+ }
+ },
+ moveToStartOfLine: function(_cm, head) {
+ return Pos(head.line, 0);
+ },
+ moveToLineOrEdgeOfDocument: function(cm, _head, motionArgs) {
+ var lineNum = motionArgs.forward ? cm.lastLine() : cm.firstLine();
+ if (motionArgs.repeatIsExplicit) {
+ lineNum = motionArgs.repeat - cm.getOption('firstLineNumber');
+ }
+ return Pos(lineNum,
+ findFirstNonWhiteSpaceCharacter(cm.getLine(lineNum)));
+ },
+ textObjectManipulation: function(cm, head, motionArgs, vim) {
+ // TODO: lots of possible exceptions that can be thrown here. Try da(
+ // outside of a () block.
+
+ // TODO: adding <> >< to this map doesn't work, presumably because
+ // they're operators
+ var mirroredPairs = {'(': ')', ')': '(',
+ '{': '}', '}': '{',
+ '[': ']', ']': '['};
+ var selfPaired = {'\'': true, '"': true};
+
+ var character = motionArgs.selectedCharacter;
+ // 'b' refers to '()' block.
+ // 'B' refers to '{}' block.
+ if (character == 'b') {
+ character = '(';
+ } else if (character == 'B') {
+ character = '{';
+ }
+
+ // Inclusive is the difference between a and i
+ // TODO: Instead of using the additional text object map to perform text
+ // object operations, merge the map into the defaultKeyMap and use
+ // motionArgs to define behavior. Define separate entries for 'aw',
+ // 'iw', 'a[', 'i[', etc.
+ var inclusive = !motionArgs.textObjectInner;
+
+ var tmp;
+ if (mirroredPairs[character]) {
+ tmp = selectCompanionObject(cm, head, character, inclusive);
+ } else if (selfPaired[character]) {
+ tmp = findBeginningAndEnd(cm, head, character, inclusive);
+ } else if (character === 'W') {
+ tmp = expandWordUnderCursor(cm, inclusive, true /** forward */,
+ true /** bigWord */);
+ } else if (character === 'w') {
+ tmp = expandWordUnderCursor(cm, inclusive, true /** forward */,
+ false /** bigWord */);
+ } else if (character === 'p') {
+ tmp = findParagraph(cm, head, motionArgs.repeat, 0, inclusive);
+ motionArgs.linewise = true;
+ if (vim.visualMode) {
+ if (!vim.visualLine) { vim.visualLine = true; }
+ } else {
+ var operatorArgs = vim.inputState.operatorArgs;
+ if (operatorArgs) { operatorArgs.linewise = true; }
+ tmp.end.line--;
+ }
+ } else {
+ // No text object defined for this, don't move.
+ return null;
+ }
+
+ if (!cm.state.vim.visualMode) {
+ return [tmp.start, tmp.end];
+ } else {
+ return expandSelection(cm, tmp.start, tmp.end);
+ }
+ },
+
+ repeatLastCharacterSearch: function(cm, head, motionArgs) {
+ var lastSearch = vimGlobalState.lastCharacterSearch;
+ var repeat = motionArgs.repeat;
+ var forward = motionArgs.forward === lastSearch.forward;
+ var increment = (lastSearch.increment ? 1 : 0) * (forward ? -1 : 1);
+ cm.moveH(-increment, 'char');
+ motionArgs.inclusive = forward ? true : false;
+ var curEnd = moveToCharacter(cm, repeat, forward, lastSearch.selectedCharacter);
+ if (!curEnd) {
+ cm.moveH(increment, 'char');
+ return head;
+ }
+ curEnd.ch += increment;
+ return curEnd;
+ }
+ };
+
+ function defineMotion(name, fn) {
+ motions[name] = fn;
+ }
+
+ function fillArray(val, times) {
+ var arr = [];
+ for (var i = 0; i < times; i++) {
+ arr.push(val);
+ }
+ return arr;
+ }
+ /**
+ * An operator acts on a text selection. It receives the list of selections
+ * as input. The corresponding CodeMirror selection is guaranteed to
+ * match the input selection.
+ */
+ var operators = {
+ change: function(cm, args, ranges) {
+ var finalHead, text;
+ var vim = cm.state.vim;
+ vimGlobalState.macroModeState.lastInsertModeChanges.inVisualBlock = vim.visualBlock;
+ if (!vim.visualMode) {
+ var anchor = ranges[0].anchor,
+ head = ranges[0].head;
+ text = cm.getRange(anchor, head);
+ var lastState = vim.lastEditInputState || {};
+ if (lastState.motion == "moveByWords" && !isWhiteSpaceString(text)) {
+ // Exclude trailing whitespace if the range is not all whitespace.
+ var match = (/\s+$/).exec(text);
+ if (match && lastState.motionArgs && lastState.motionArgs.forward) {
+ head = offsetCursor(head, 0, - match[0].length);
+ text = text.slice(0, - match[0].length);
+ }
+ }
+ var prevLineEnd = new Pos(anchor.line - 1, Number.MAX_VALUE);
+ var wasLastLine = cm.firstLine() == cm.lastLine();
+ if (head.line > cm.lastLine() && args.linewise && !wasLastLine) {
+ cm.replaceRange('', prevLineEnd, head);
+ } else {
+ cm.replaceRange('', anchor, head);
+ }
+ if (args.linewise) {
+ // Push the next line back down, if there is a next line.
+ if (!wasLastLine) {
+ cm.setCursor(prevLineEnd);
+ CodeMirror.commands.newlineAndIndent(cm);
+ }
+ // make sure cursor ends up at the end of the line.
+ anchor.ch = Number.MAX_VALUE;
+ }
+ finalHead = anchor;
+ } else {
+ text = cm.getSelection();
+ var replacement = fillArray('', ranges.length);
+ cm.replaceSelections(replacement);
+ finalHead = cursorMin(ranges[0].head, ranges[0].anchor);
+ }
+ vimGlobalState.registerController.pushText(
+ args.registerName, 'change', text,
+ args.linewise, ranges.length > 1);
+ actions.enterInsertMode(cm, {head: finalHead}, cm.state.vim);
+ },
+ // delete is a javascript keyword.
+ 'delete': function(cm, args, ranges) {
+ var finalHead, text;
+ var vim = cm.state.vim;
+ if (!vim.visualBlock) {
+ var anchor = ranges[0].anchor,
+ head = ranges[0].head;
+ if (args.linewise &&
+ head.line != cm.firstLine() &&
+ anchor.line == cm.lastLine() &&
+ anchor.line == head.line - 1) {
+ // Special case for dd on last line (and first line).
+ if (anchor.line == cm.firstLine()) {
+ anchor.ch = 0;
+ } else {
+ anchor = Pos(anchor.line - 1, lineLength(cm, anchor.line - 1));
+ }
+ }
+ text = cm.getRange(anchor, head);
+ cm.replaceRange('', anchor, head);
+ finalHead = anchor;
+ if (args.linewise) {
+ finalHead = motions.moveToFirstNonWhiteSpaceCharacter(cm, anchor);
+ }
+ } else {
+ text = cm.getSelection();
+ var replacement = fillArray('', ranges.length);
+ cm.replaceSelections(replacement);
+ finalHead = ranges[0].anchor;
+ }
+ vimGlobalState.registerController.pushText(
+ args.registerName, 'delete', text,
+ args.linewise, vim.visualBlock);
+ return clipCursorToContent(cm, finalHead);
+ },
+ indent: function(cm, args, ranges) {
+ var vim = cm.state.vim;
+ var startLine = ranges[0].anchor.line;
+ var endLine = vim.visualBlock ?
+ ranges[ranges.length - 1].anchor.line :
+ ranges[0].head.line;
+ // In visual mode, n> shifts the selection right n times, instead of
+ // shifting n lines right once.
+ var repeat = (vim.visualMode) ? args.repeat : 1;
+ if (args.linewise) {
+ // The only way to delete a newline is to delete until the start of
+ // the next line, so in linewise mode evalInput will include the next
+ // line. We don't want this in indent, so we go back a line.
+ endLine--;
+ }
+ for (var i = startLine; i <= endLine; i++) {
+ for (var j = 0; j < repeat; j++) {
+ cm.indentLine(i, args.indentRight);
+ }
+ }
+ return motions.moveToFirstNonWhiteSpaceCharacter(cm, ranges[0].anchor);
+ },
+ changeCase: function(cm, args, ranges, oldAnchor, newHead) {
+ var selections = cm.getSelections();
+ var swapped = [];
+ var toLower = args.toLower;
+ for (var j = 0; j < selections.length; j++) {
+ var toSwap = selections[j];
+ var text = '';
+ if (toLower === true) {
+ text = toSwap.toLowerCase();
+ } else if (toLower === false) {
+ text = toSwap.toUpperCase();
+ } else {
+ for (var i = 0; i < toSwap.length; i++) {
+ var character = toSwap.charAt(i);
+ text += isUpperCase(character) ? character.toLowerCase() :
+ character.toUpperCase();
+ }
+ }
+ swapped.push(text);
+ }
+ cm.replaceSelections(swapped);
+ if (args.shouldMoveCursor){
+ return newHead;
+ } else if (!cm.state.vim.visualMode && args.linewise && ranges[0].anchor.line + 1 == ranges[0].head.line) {
+ return motions.moveToFirstNonWhiteSpaceCharacter(cm, oldAnchor);
+ } else if (args.linewise){
+ return oldAnchor;
+ } else {
+ return cursorMin(ranges[0].anchor, ranges[0].head);
+ }
+ },
+ yank: function(cm, args, ranges, oldAnchor) {
+ var vim = cm.state.vim;
+ var text = cm.getSelection();
+ var endPos = vim.visualMode
+ ? cursorMin(vim.sel.anchor, vim.sel.head, ranges[0].head, ranges[0].anchor)
+ : oldAnchor;
+ vimGlobalState.registerController.pushText(
+ args.registerName, 'yank',
+ text, args.linewise, vim.visualBlock);
+ return endPos;
+ }
+ };
+
+ function defineOperator(name, fn) {
+ operators[name] = fn;
+ }
+
+ var actions = {
+ jumpListWalk: function(cm, actionArgs, vim) {
+ if (vim.visualMode) {
+ return;
+ }
+ var repeat = actionArgs.repeat;
+ var forward = actionArgs.forward;
+ var jumpList = vimGlobalState.jumpList;
+
+ var mark = jumpList.move(cm, forward ? repeat : -repeat);
+ var markPos = mark ? mark.find() : undefined;
+ markPos = markPos ? markPos : cm.getCursor();
+ cm.setCursor(markPos);
+ },
+ scroll: function(cm, actionArgs, vim) {
+ if (vim.visualMode) {
+ return;
+ }
+ var repeat = actionArgs.repeat || 1;
+ var lineHeight = cm.defaultTextHeight();
+ var top = cm.getScrollInfo().top;
+ var delta = lineHeight * repeat;
+ var newPos = actionArgs.forward ? top + delta : top - delta;
+ var cursor = copyCursor(cm.getCursor());
+ var cursorCoords = cm.charCoords(cursor, 'local');
+ if (actionArgs.forward) {
+ if (newPos > cursorCoords.top) {
+ cursor.line += (newPos - cursorCoords.top) / lineHeight;
+ cursor.line = Math.ceil(cursor.line);
+ cm.setCursor(cursor);
+ cursorCoords = cm.charCoords(cursor, 'local');
+ cm.scrollTo(null, cursorCoords.top);
+ } else {
+ // Cursor stays within bounds. Just reposition the scroll window.
+ cm.scrollTo(null, newPos);
+ }
+ } else {
+ var newBottom = newPos + cm.getScrollInfo().clientHeight;
+ if (newBottom < cursorCoords.bottom) {
+ cursor.line -= (cursorCoords.bottom - newBottom) / lineHeight;
+ cursor.line = Math.floor(cursor.line);
+ cm.setCursor(cursor);
+ cursorCoords = cm.charCoords(cursor, 'local');
+ cm.scrollTo(
+ null, cursorCoords.bottom - cm.getScrollInfo().clientHeight);
+ } else {
+ // Cursor stays within bounds. Just reposition the scroll window.
+ cm.scrollTo(null, newPos);
+ }
+ }
+ },
+ scrollToCursor: function(cm, actionArgs) {
+ var lineNum = cm.getCursor().line;
+ var charCoords = cm.charCoords(Pos(lineNum, 0), 'local');
+ var height = cm.getScrollInfo().clientHeight;
+ var y = charCoords.top;
+ var lineHeight = charCoords.bottom - y;
+ switch (actionArgs.position) {
+ case 'center': y = y - (height / 2) + lineHeight;
+ break;
+ case 'bottom': y = y - height + lineHeight;
+ break;
+ }
+ cm.scrollTo(null, y);
+ },
+ replayMacro: function(cm, actionArgs, vim) {
+ var registerName = actionArgs.selectedCharacter;
+ var repeat = actionArgs.repeat;
+ var macroModeState = vimGlobalState.macroModeState;
+ if (registerName == '@') {
+ registerName = macroModeState.latestRegister;
+ }
+ while(repeat--){
+ executeMacroRegister(cm, vim, macroModeState, registerName);
+ }
+ },
+ enterMacroRecordMode: function(cm, actionArgs) {
+ var macroModeState = vimGlobalState.macroModeState;
+ var registerName = actionArgs.selectedCharacter;
+ macroModeState.enterMacroRecordMode(cm, registerName);
+ },
+ enterInsertMode: function(cm, actionArgs, vim) {
+ if (cm.getOption('readOnly')) { return; }
+ vim.insertMode = true;
+ vim.insertModeRepeat = actionArgs && actionArgs.repeat || 1;
+ var insertAt = (actionArgs) ? actionArgs.insertAt : null;
+ var sel = vim.sel;
+ var head = actionArgs.head || cm.getCursor('head');
+ var height = cm.listSelections().length;
+ if (insertAt == 'eol') {
+ head = Pos(head.line, lineLength(cm, head.line));
+ } else if (insertAt == 'charAfter') {
+ head = offsetCursor(head, 0, 1);
+ } else if (insertAt == 'firstNonBlank') {
+ head = motions.moveToFirstNonWhiteSpaceCharacter(cm, head);
+ } else if (insertAt == 'startOfSelectedArea') {
+ if (!vim.visualBlock) {
+ if (sel.head.line < sel.anchor.line) {
+ head = sel.head;
+ } else {
+ head = Pos(sel.anchor.line, 0);
+ }
+ } else {
+ head = Pos(
+ Math.min(sel.head.line, sel.anchor.line),
+ Math.min(sel.head.ch, sel.anchor.ch));
+ height = Math.abs(sel.head.line - sel.anchor.line) + 1;
+ }
+ } else if (insertAt == 'endOfSelectedArea') {
+ if (!vim.visualBlock) {
+ if (sel.head.line >= sel.anchor.line) {
+ head = offsetCursor(sel.head, 0, 1);
+ } else {
+ head = Pos(sel.anchor.line, 0);
+ }
+ } else {
+ head = Pos(
+ Math.min(sel.head.line, sel.anchor.line),
+ Math.max(sel.head.ch + 1, sel.anchor.ch));
+ height = Math.abs(sel.head.line - sel.anchor.line) + 1;
+ }
+ } else if (insertAt == 'inplace') {
+ if (vim.visualMode){
+ return;
+ }
+ }
+ cm.setOption('keyMap', 'vim-insert');
+ cm.setOption('disableInput', false);
+ if (actionArgs && actionArgs.replace) {
+ // Handle Replace-mode as a special case of insert mode.
+ cm.toggleOverwrite(true);
+ cm.setOption('keyMap', 'vim-replace');
+ CodeMirror.signal(cm, "vim-mode-change", {mode: "replace"});
+ } else {
+ cm.setOption('keyMap', 'vim-insert');
+ CodeMirror.signal(cm, "vim-mode-change", {mode: "insert"});
+ }
+ if (!vimGlobalState.macroModeState.isPlaying) {
+ // Only record if not replaying.
+ cm.on('change', onChange);
+ CodeMirror.on(cm.getInputField(), 'keydown', onKeyEventTargetKeyDown);
+ }
+ if (vim.visualMode) {
+ exitVisualMode(cm);
+ }
+ selectForInsert(cm, head, height);
+ },
+ toggleVisualMode: function(cm, actionArgs, vim) {
+ var repeat = actionArgs.repeat;
+ var anchor = cm.getCursor();
+ var head;
+ // TODO: The repeat should actually select number of characters/lines
+ // equal to the repeat times the size of the previous visual
+ // operation.
+ if (!vim.visualMode) {
+ // Entering visual mode
+ vim.visualMode = true;
+ vim.visualLine = !!actionArgs.linewise;
+ vim.visualBlock = !!actionArgs.blockwise;
+ head = clipCursorToContent(
+ cm, Pos(anchor.line, anchor.ch + repeat - 1),
+ true /** includeLineBreak */);
+ vim.sel = {
+ anchor: anchor,
+ head: head
+ };
+ CodeMirror.signal(cm, "vim-mode-change", {mode: "visual", subMode: vim.visualLine ? "linewise" : vim.visualBlock ? "blockwise" : ""});
+ updateCmSelection(cm);
+ updateMark(cm, vim, '<', cursorMin(anchor, head));
+ updateMark(cm, vim, '>', cursorMax(anchor, head));
+ } else if (vim.visualLine ^ actionArgs.linewise ||
+ vim.visualBlock ^ actionArgs.blockwise) {
+ // Toggling between modes
+ vim.visualLine = !!actionArgs.linewise;
+ vim.visualBlock = !!actionArgs.blockwise;
+ CodeMirror.signal(cm, "vim-mode-change", {mode: "visual", subMode: vim.visualLine ? "linewise" : vim.visualBlock ? "blockwise" : ""});
+ updateCmSelection(cm);
+ } else {
+ exitVisualMode(cm);
+ }
+ },
+ reselectLastSelection: function(cm, _actionArgs, vim) {
+ var lastSelection = vim.lastSelection;
+ if (vim.visualMode) {
+ updateLastSelection(cm, vim);
+ }
+ if (lastSelection) {
+ var anchor = lastSelection.anchorMark.find();
+ var head = lastSelection.headMark.find();
+ if (!anchor || !head) {
+ // If the marks have been destroyed due to edits, do nothing.
+ return;
+ }
+ vim.sel = {
+ anchor: anchor,
+ head: head
+ };
+ vim.visualMode = true;
+ vim.visualLine = lastSelection.visualLine;
+ vim.visualBlock = lastSelection.visualBlock;
+ updateCmSelection(cm);
+ updateMark(cm, vim, '<', cursorMin(anchor, head));
+ updateMark(cm, vim, '>', cursorMax(anchor, head));
+ CodeMirror.signal(cm, 'vim-mode-change', {
+ mode: 'visual',
+ subMode: vim.visualLine ? 'linewise' :
+ vim.visualBlock ? 'blockwise' : ''});
+ }
+ },
+ joinLines: function(cm, actionArgs, vim) {
+ var curStart, curEnd;
+ if (vim.visualMode) {
+ curStart = cm.getCursor('anchor');
+ curEnd = cm.getCursor('head');
+ if (cursorIsBefore(curEnd, curStart)) {
+ var tmp = curEnd;
+ curEnd = curStart;
+ curStart = tmp;
+ }
+ curEnd.ch = lineLength(cm, curEnd.line) - 1;
+ } else {
+ // Repeat is the number of lines to join. Minimum 2 lines.
+ var repeat = Math.max(actionArgs.repeat, 2);
+ curStart = cm.getCursor();
+ curEnd = clipCursorToContent(cm, Pos(curStart.line + repeat - 1,
+ Infinity));
+ }
+ var finalCh = 0;
+ for (var i = curStart.line; i < curEnd.line; i++) {
+ finalCh = lineLength(cm, curStart.line);
+ var tmp = Pos(curStart.line + 1,
+ lineLength(cm, curStart.line + 1));
+ var text = cm.getRange(curStart, tmp);
+ text = text.replace(/\n\s*/g, ' ');
+ cm.replaceRange(text, curStart, tmp);
+ }
+ var curFinalPos = Pos(curStart.line, finalCh);
+ if (vim.visualMode) {
+ exitVisualMode(cm, false);
+ }
+ cm.setCursor(curFinalPos);
+ },
+ newLineAndEnterInsertMode: function(cm, actionArgs, vim) {
+ vim.insertMode = true;
+ var insertAt = copyCursor(cm.getCursor());
+ if (insertAt.line === cm.firstLine() && !actionArgs.after) {
+ // Special case for inserting newline before start of document.
+ cm.replaceRange('\n', Pos(cm.firstLine(), 0));
+ cm.setCursor(cm.firstLine(), 0);
+ } else {
+ insertAt.line = (actionArgs.after) ? insertAt.line :
+ insertAt.line - 1;
+ insertAt.ch = lineLength(cm, insertAt.line);
+ cm.setCursor(insertAt);
+ var newlineFn = CodeMirror.commands.newlineAndIndentContinueComment ||
+ CodeMirror.commands.newlineAndIndent;
+ newlineFn(cm);
+ }
+ this.enterInsertMode(cm, { repeat: actionArgs.repeat }, vim);
+ },
+ paste: function(cm, actionArgs, vim) {
+ var cur = copyCursor(cm.getCursor());
+ var register = vimGlobalState.registerController.getRegister(
+ actionArgs.registerName);
+ var text = register.toString();
+ if (!text) {
+ return;
+ }
+ if (actionArgs.matchIndent) {
+ var tabSize = cm.getOption("tabSize");
+ // length that considers tabs and tabSize
+ var whitespaceLength = function(str) {
+ var tabs = (str.split("\t").length - 1);
+ var spaces = (str.split(" ").length - 1);
+ return tabs * tabSize + spaces * 1;
+ };
+ var currentLine = cm.getLine(cm.getCursor().line);
+ var indent = whitespaceLength(currentLine.match(/^\s*/)[0]);
+ // chomp last newline b/c don't want it to match /^\s*/gm
+ var chompedText = text.replace(/\n$/, '');
+ var wasChomped = text !== chompedText;
+ var firstIndent = whitespaceLength(text.match(/^\s*/)[0]);
+ var text = chompedText.replace(/^\s*/gm, function(wspace) {
+ var newIndent = indent + (whitespaceLength(wspace) - firstIndent);
+ if (newIndent < 0) {
+ return "";
+ }
+ else if (cm.getOption("indentWithTabs")) {
+ var quotient = Math.floor(newIndent / tabSize);
+ return Array(quotient + 1).join('\t');
+ }
+ else {
+ return Array(newIndent + 1).join(' ');
+ }
+ });
+ text += wasChomped ? "\n" : "";
+ }
+ if (actionArgs.repeat > 1) {
+ var text = Array(actionArgs.repeat + 1).join(text);
+ }
+ var linewise = register.linewise;
+ var blockwise = register.blockwise;
+ if (linewise) {
+ if(vim.visualMode) {
+ text = vim.visualLine ? text.slice(0, -1) : '\n' + text.slice(0, text.length - 1) + '\n';
+ } else if (actionArgs.after) {
+ // Move the newline at the end to the start instead, and paste just
+ // before the newline character of the line we are on right now.
+ text = '\n' + text.slice(0, text.length - 1);
+ cur.ch = lineLength(cm, cur.line);
+ } else {
+ cur.ch = 0;
+ }
+ } else {
+ if (blockwise) {
+ text = text.split('\n');
+ for (var i = 0; i < text.length; i++) {
+ text[i] = (text[i] == '') ? ' ' : text[i];
+ }
+ }
+ cur.ch += actionArgs.after ? 1 : 0;
+ }
+ var curPosFinal;
+ var idx;
+ if (vim.visualMode) {
+ // save the pasted text for reselection if the need arises
+ vim.lastPastedText = text;
+ var lastSelectionCurEnd;
+ var selectedArea = getSelectedAreaRange(cm, vim);
+ var selectionStart = selectedArea[0];
+ var selectionEnd = selectedArea[1];
+ var selectedText = cm.getSelection();
+ var selections = cm.listSelections();
+ var emptyStrings = new Array(selections.length).join('1').split('1');
+ // save the curEnd marker before it get cleared due to cm.replaceRange.
+ if (vim.lastSelection) {
+ lastSelectionCurEnd = vim.lastSelection.headMark.find();
+ }
+ // push the previously selected text to unnamed register
+ vimGlobalState.registerController.unnamedRegister.setText(selectedText);
+ if (blockwise) {
+ // first delete the selected text
+ cm.replaceSelections(emptyStrings);
+ // Set new selections as per the block length of the yanked text
+ selectionEnd = Pos(selectionStart.line + text.length-1, selectionStart.ch);
+ cm.setCursor(selectionStart);
+ selectBlock(cm, selectionEnd);
+ cm.replaceSelections(text);
+ curPosFinal = selectionStart;
+ } else if (vim.visualBlock) {
+ cm.replaceSelections(emptyStrings);
+ cm.setCursor(selectionStart);
+ cm.replaceRange(text, selectionStart, selectionStart);
+ curPosFinal = selectionStart;
+ } else {
+ cm.replaceRange(text, selectionStart, selectionEnd);
+ curPosFinal = cm.posFromIndex(cm.indexFromPos(selectionStart) + text.length - 1);
+ }
+ // restore the the curEnd marker
+ if(lastSelectionCurEnd) {
+ vim.lastSelection.headMark = cm.setBookmark(lastSelectionCurEnd);
+ }
+ if (linewise) {
+ curPosFinal.ch=0;
+ }
+ } else {
+ if (blockwise) {
+ cm.setCursor(cur);
+ for (var i = 0; i < text.length; i++) {
+ var line = cur.line+i;
+ if (line > cm.lastLine()) {
+ cm.replaceRange('\n', Pos(line, 0));
+ }
+ var lastCh = lineLength(cm, line);
+ if (lastCh < cur.ch) {
+ extendLineToColumn(cm, line, cur.ch);
+ }
+ }
+ cm.setCursor(cur);
+ selectBlock(cm, Pos(cur.line + text.length-1, cur.ch));
+ cm.replaceSelections(text);
+ curPosFinal = cur;
+ } else {
+ cm.replaceRange(text, cur);
+ // Now fine tune the cursor to where we want it.
+ if (linewise && actionArgs.after) {
+ curPosFinal = Pos(
+ cur.line + 1,
+ findFirstNonWhiteSpaceCharacter(cm.getLine(cur.line + 1)));
+ } else if (linewise && !actionArgs.after) {
+ curPosFinal = Pos(
+ cur.line,
+ findFirstNonWhiteSpaceCharacter(cm.getLine(cur.line)));
+ } else if (!linewise && actionArgs.after) {
+ idx = cm.indexFromPos(cur);
+ curPosFinal = cm.posFromIndex(idx + text.length - 1);
+ } else {
+ idx = cm.indexFromPos(cur);
+ curPosFinal = cm.posFromIndex(idx + text.length);
+ }
+ }
+ }
+ if (vim.visualMode) {
+ exitVisualMode(cm, false);
+ }
+ cm.setCursor(curPosFinal);
+ },
+ undo: function(cm, actionArgs) {
+ cm.operation(function() {
+ repeatFn(cm, CodeMirror.commands.undo, actionArgs.repeat)();
+ cm.setCursor(cm.getCursor('anchor'));
+ });
+ },
+ redo: function(cm, actionArgs) {
+ repeatFn(cm, CodeMirror.commands.redo, actionArgs.repeat)();
+ },
+ setRegister: function(_cm, actionArgs, vim) {
+ vim.inputState.registerName = actionArgs.selectedCharacter;
+ },
+ setMark: function(cm, actionArgs, vim) {
+ var markName = actionArgs.selectedCharacter;
+ updateMark(cm, vim, markName, cm.getCursor());
+ },
+ replace: function(cm, actionArgs, vim) {
+ var replaceWith = actionArgs.selectedCharacter;
+ var curStart = cm.getCursor();
+ var replaceTo;
+ var curEnd;
+ var selections = cm.listSelections();
+ if (vim.visualMode) {
+ curStart = cm.getCursor('start');
+ curEnd = cm.getCursor('end');
+ } else {
+ var line = cm.getLine(curStart.line);
+ replaceTo = curStart.ch + actionArgs.repeat;
+ if (replaceTo > line.length) {
+ replaceTo=line.length;
+ }
+ curEnd = Pos(curStart.line, replaceTo);
+ }
+ if (replaceWith=='\n') {
+ if (!vim.visualMode) cm.replaceRange('', curStart, curEnd);
+ // special case, where vim help says to replace by just one line-break
+ (CodeMirror.commands.newlineAndIndentContinueComment || CodeMirror.commands.newlineAndIndent)(cm);
+ } else {
+ var replaceWithStr = cm.getRange(curStart, curEnd);
+ //replace all characters in range by selected, but keep linebreaks
+ replaceWithStr = replaceWithStr.replace(/[^\n]/g, replaceWith);
+ if (vim.visualBlock) {
+ // Tabs are split in visua block before replacing
+ var spaces = new Array(cm.getOption("tabSize")+1).join(' ');
+ replaceWithStr = cm.getSelection();
+ replaceWithStr = replaceWithStr.replace(/\t/g, spaces).replace(/[^\n]/g, replaceWith).split('\n');
+ cm.replaceSelections(replaceWithStr);
+ } else {
+ cm.replaceRange(replaceWithStr, curStart, curEnd);
+ }
+ if (vim.visualMode) {
+ curStart = cursorIsBefore(selections[0].anchor, selections[0].head) ?
+ selections[0].anchor : selections[0].head;
+ cm.setCursor(curStart);
+ exitVisualMode(cm, false);
+ } else {
+ cm.setCursor(offsetCursor(curEnd, 0, -1));
+ }
+ }
+ },
+ incrementNumberToken: function(cm, actionArgs) {
+ var cur = cm.getCursor();
+ var lineStr = cm.getLine(cur.line);
+ var re = /-?\d+/g;
+ var match;
+ var start;
+ var end;
+ var numberStr;
+ var token;
+ while ((match = re.exec(lineStr)) !== null) {
+ token = match[0];
+ start = match.index;
+ end = start + token.length;
+ if (cur.ch < end)break;
+ }
+ if (!actionArgs.backtrack && (end <= cur.ch))return;
+ if (token) {
+ var increment = actionArgs.increase ? 1 : -1;
+ var number = parseInt(token) + (increment * actionArgs.repeat);
+ var from = Pos(cur.line, start);
+ var to = Pos(cur.line, end);
+ numberStr = number.toString();
+ cm.replaceRange(numberStr, from, to);
+ } else {
+ return;
+ }
+ cm.setCursor(Pos(cur.line, start + numberStr.length - 1));
+ },
+ repeatLastEdit: function(cm, actionArgs, vim) {
+ var lastEditInputState = vim.lastEditInputState;
+ if (!lastEditInputState) { return; }
+ var repeat = actionArgs.repeat;
+ if (repeat && actionArgs.repeatIsExplicit) {
+ vim.lastEditInputState.repeatOverride = repeat;
+ } else {
+ repeat = vim.lastEditInputState.repeatOverride || repeat;
+ }
+ repeatLastEdit(cm, vim, repeat, false /** repeatForInsert */);
+ },
+ exitInsertMode: exitInsertMode
+ };
+
+ function defineAction(name, fn) {
+ actions[name] = fn;
+ }
+
+ /*
+ * Below are miscellaneous utility functions used by vim.js
+ */
+
+ /**
+ * Clips cursor to ensure that line is within the buffer's range
+ * If includeLineBreak is true, then allow cur.ch == lineLength.
+ */
+ function clipCursorToContent(cm, cur, includeLineBreak) {
+ var line = Math.min(Math.max(cm.firstLine(), cur.line), cm.lastLine() );
+ var maxCh = lineLength(cm, line) - 1;
+ maxCh = (includeLineBreak) ? maxCh + 1 : maxCh;
+ var ch = Math.min(Math.max(0, cur.ch), maxCh);
+ return Pos(line, ch);
+ }
+ function copyArgs(args) {
+ var ret = {};
+ for (var prop in args) {
+ if (args.hasOwnProperty(prop)) {
+ ret[prop] = args[prop];
+ }
+ }
+ return ret;
+ }
+ function offsetCursor(cur, offsetLine, offsetCh) {
+ if (typeof offsetLine === 'object') {
+ offsetCh = offsetLine.ch;
+ offsetLine = offsetLine.line;
+ }
+ return Pos(cur.line + offsetLine, cur.ch + offsetCh);
+ }
+ function getOffset(anchor, head) {
+ return {
+ line: head.line - anchor.line,
+ ch: head.line - anchor.line
+ };
+ }
+ function commandMatches(keys, keyMap, context, inputState) {
+ // Partial matches are not applied. They inform the key handler
+ // that the current key sequence is a subsequence of a valid key
+ // sequence, so that the key buffer is not cleared.
+ var match, partial = [], full = [];
+ for (var i = 0; i < keyMap.length; i++) {
+ var command = keyMap[i];
+ if (context == 'insert' && command.context != 'insert' ||
+ command.context && command.context != context ||
+ inputState.operator && command.type == 'action' ||
+ !(match = commandMatch(keys, command.keys))) { continue; }
+ if (match == 'partial') { partial.push(command); }
+ if (match == 'full') { full.push(command); }
+ }
+ return {
+ partial: partial.length && partial,
+ full: full.length && full
+ };
+ }
+ function commandMatch(pressed, mapped) {
+ if (mapped.slice(-11) == '<character>') {
+ // Last character matches anything.
+ var prefixLen = mapped.length - 11;
+ var pressedPrefix = pressed.slice(0, prefixLen);
+ var mappedPrefix = mapped.slice(0, prefixLen);
+ return pressedPrefix == mappedPrefix && pressed.length > prefixLen ? 'full' :
+ mappedPrefix.indexOf(pressedPrefix) == 0 ? 'partial' : false;
+ } else {
+ return pressed == mapped ? 'full' :
+ mapped.indexOf(pressed) == 0 ? 'partial' : false;
+ }
+ }
+ function lastChar(keys) {
+ var match = /^.*(<[\w\-]+>)$/.exec(keys);
+ var selectedCharacter = match ? match[1] : keys.slice(-1);
+ if (selectedCharacter.length > 1){
+ switch(selectedCharacter){
+ case '<CR>':
+ selectedCharacter='\n';
+ break;
+ case '<Space>':
+ selectedCharacter=' ';
+ break;
+ default:
+ break;
+ }
+ }
+ return selectedCharacter;
+ }
+ function repeatFn(cm, fn, repeat) {
+ return function() {
+ for (var i = 0; i < repeat; i++) {
+ fn(cm);
+ }
+ };
+ }
+ function copyCursor(cur) {
+ return Pos(cur.line, cur.ch);
+ }
+ function cursorEqual(cur1, cur2) {
+ return cur1.ch == cur2.ch && cur1.line == cur2.line;
+ }
+ function cursorIsBefore(cur1, cur2) {
+ if (cur1.line < cur2.line) {
+ return true;
+ }
+ if (cur1.line == cur2.line && cur1.ch < cur2.ch) {
+ return true;
+ }
+ return false;
+ }
+ function cursorMin(cur1, cur2) {
+ if (arguments.length > 2) {
+ cur2 = cursorMin.apply(undefined, Array.prototype.slice.call(arguments, 1));
+ }
+ return cursorIsBefore(cur1, cur2) ? cur1 : cur2;
+ }
+ function cursorMax(cur1, cur2) {
+ if (arguments.length > 2) {
+ cur2 = cursorMax.apply(undefined, Array.prototype.slice.call(arguments, 1));
+ }
+ return cursorIsBefore(cur1, cur2) ? cur2 : cur1;
+ }
+ function cursorIsBetween(cur1, cur2, cur3) {
+ // returns true if cur2 is between cur1 and cur3.
+ var cur1before2 = cursorIsBefore(cur1, cur2);
+ var cur2before3 = cursorIsBefore(cur2, cur3);
+ return cur1before2 && cur2before3;
+ }
+ function lineLength(cm, lineNum) {
+ return cm.getLine(lineNum).length;
+ }
+ function trim(s) {
+ if (s.trim) {
+ return s.trim();
+ }
+ return s.replace(/^\s+|\s+$/g, '');
+ }
+ function escapeRegex(s) {
+ return s.replace(/([.?*+$\[\]\/\\(){}|\-])/g, '\\$1');
+ }
+ function extendLineToColumn(cm, lineNum, column) {
+ var endCh = lineLength(cm, lineNum);
+ var spaces = new Array(column-endCh+1).join(' ');
+ cm.setCursor(Pos(lineNum, endCh));
+ cm.replaceRange(spaces, cm.getCursor());
+ }
+ // This functions selects a rectangular block
+ // of text with selectionEnd as any of its corner
+ // Height of block:
+ // Difference in selectionEnd.line and first/last selection.line
+ // Width of the block:
+ // Distance between selectionEnd.ch and any(first considered here) selection.ch
+ function selectBlock(cm, selectionEnd) {
+ var selections = [], ranges = cm.listSelections();
+ var head = copyCursor(cm.clipPos(selectionEnd));
+ var isClipped = !cursorEqual(selectionEnd, head);
+ var curHead = cm.getCursor('head');
+ var primIndex = getIndex(ranges, curHead);
+ var wasClipped = cursorEqual(ranges[primIndex].head, ranges[primIndex].anchor);
+ var max = ranges.length - 1;
+ var index = max - primIndex > primIndex ? max : 0;
+ var base = ranges[index].anchor;
+
+ var firstLine = Math.min(base.line, head.line);
+ var lastLine = Math.max(base.line, head.line);
+ var baseCh = base.ch, headCh = head.ch;
+
+ var dir = ranges[index].head.ch - baseCh;
+ var newDir = headCh - baseCh;
+ if (dir > 0 && newDir <= 0) {
+ baseCh++;
+ if (!isClipped) { headCh--; }
+ } else if (dir < 0 && newDir >= 0) {
+ baseCh--;
+ if (!wasClipped) { headCh++; }
+ } else if (dir < 0 && newDir == -1) {
+ baseCh--;
+ headCh++;
+ }
+ for (var line = firstLine; line <= lastLine; line++) {
+ var range = {anchor: new Pos(line, baseCh), head: new Pos(line, headCh)};
+ selections.push(range);
+ }
+ primIndex = head.line == lastLine ? selections.length - 1 : 0;
+ cm.setSelections(selections);
+ selectionEnd.ch = headCh;
+ base.ch = baseCh;
+ return base;
+ }
+ function selectForInsert(cm, head, height) {
+ var sel = [];
+ for (var i = 0; i < height; i++) {
+ var lineHead = offsetCursor(head, i, 0);
+ sel.push({anchor: lineHead, head: lineHead});
+ }
+ cm.setSelections(sel, 0);
+ }
+ // getIndex returns the index of the cursor in the selections.
+ function getIndex(ranges, cursor, end) {
+ for (var i = 0; i < ranges.length; i++) {
+ var atAnchor = end != 'head' && cursorEqual(ranges[i].anchor, cursor);
+ var atHead = end != 'anchor' && cursorEqual(ranges[i].head, cursor);
+ if (atAnchor || atHead) {
+ return i;
+ }
+ }
+ return -1;
+ }
+ function getSelectedAreaRange(cm, vim) {
+ var lastSelection = vim.lastSelection;
+ var getCurrentSelectedAreaRange = function() {
+ var selections = cm.listSelections();
+ var start = selections[0];
+ var end = selections[selections.length-1];
+ var selectionStart = cursorIsBefore(start.anchor, start.head) ? start.anchor : start.head;
+ var selectionEnd = cursorIsBefore(end.anchor, end.head) ? end.head : end.anchor;
+ return [selectionStart, selectionEnd];
+ };
+ var getLastSelectedAreaRange = function() {
+ var selectionStart = cm.getCursor();
+ var selectionEnd = cm.getCursor();
+ var block = lastSelection.visualBlock;
+ if (block) {
+ var width = block.width;
+ var height = block.height;
+ selectionEnd = Pos(selectionStart.line + height, selectionStart.ch + width);
+ var selections = [];
+ // selectBlock creates a 'proper' rectangular block.
+ // We do not want that in all cases, so we manually set selections.
+ for (var i = selectionStart.line; i < selectionEnd.line; i++) {
+ var anchor = Pos(i, selectionStart.ch);
+ var head = Pos(i, selectionEnd.ch);
+ var range = {anchor: anchor, head: head};
+ selections.push(range);
+ }
+ cm.setSelections(selections);
+ } else {
+ var start = lastSelection.anchorMark.find();
+ var end = lastSelection.headMark.find();
+ var line = end.line - start.line;
+ var ch = end.ch - start.ch;
+ selectionEnd = {line: selectionEnd.line + line, ch: line ? selectionEnd.ch : ch + selectionEnd.ch};
+ if (lastSelection.visualLine) {
+ selectionStart = Pos(selectionStart.line, 0);
+ selectionEnd = Pos(selectionEnd.line, lineLength(cm, selectionEnd.line));
+ }
+ cm.setSelection(selectionStart, selectionEnd);
+ }
+ return [selectionStart, selectionEnd];
+ };
+ if (!vim.visualMode) {
+ // In case of replaying the action.
+ return getLastSelectedAreaRange();
+ } else {
+ return getCurrentSelectedAreaRange();
+ }
+ }
+ // Updates the previous selection with the current selection's values. This
+ // should only be called in visual mode.
+ function updateLastSelection(cm, vim) {
+ var anchor = vim.sel.anchor;
+ var head = vim.sel.head;
+ // To accommodate the effect of lastPastedText in the last selection
+ if (vim.lastPastedText) {
+ head = cm.posFromIndex(cm.indexFromPos(anchor) + vim.lastPastedText.length);
+ vim.lastPastedText = null;
+ }
+ vim.lastSelection = {'anchorMark': cm.setBookmark(anchor),
+ 'headMark': cm.setBookmark(head),
+ 'anchor': copyCursor(anchor),
+ 'head': copyCursor(head),
+ 'visualMode': vim.visualMode,
+ 'visualLine': vim.visualLine,
+ 'visualBlock': vim.visualBlock};
+ }
+ function expandSelection(cm, start, end) {
+ var sel = cm.state.vim.sel;
+ var head = sel.head;
+ var anchor = sel.anchor;
+ var tmp;
+ if (cursorIsBefore(end, start)) {
+ tmp = end;
+ end = start;
+ start = tmp;
+ }
+ if (cursorIsBefore(head, anchor)) {
+ head = cursorMin(start, head);
+ anchor = cursorMax(anchor, end);
+ } else {
+ anchor = cursorMin(start, anchor);
+ head = cursorMax(head, end);
+ head = offsetCursor(head, 0, -1);
+ if (head.ch == -1 && head.line != cm.firstLine()) {
+ head = Pos(head.line - 1, lineLength(cm, head.line - 1));
+ }
+ }
+ return [anchor, head];
+ }
+ /**
+ * Updates the CodeMirror selection to match the provided vim selection.
+ * If no arguments are given, it uses the current vim selection state.
+ */
+ function updateCmSelection(cm, sel, mode) {
+ var vim = cm.state.vim;
+ sel = sel || vim.sel;
+ var mode = mode ||
+ vim.visualLine ? 'line' : vim.visualBlock ? 'block' : 'char';
+ var cmSel = makeCmSelection(cm, sel, mode);
+ cm.setSelections(cmSel.ranges, cmSel.primary);
+ updateFakeCursor(cm);
+ }
+ function makeCmSelection(cm, sel, mode, exclusive) {
+ var head = copyCursor(sel.head);
+ var anchor = copyCursor(sel.anchor);
+ if (mode == 'char') {
+ var headOffset = !exclusive && !cursorIsBefore(sel.head, sel.anchor) ? 1 : 0;
+ var anchorOffset = cursorIsBefore(sel.head, sel.anchor) ? 1 : 0;
+ head = offsetCursor(sel.head, 0, headOffset);
+ anchor = offsetCursor(sel.anchor, 0, anchorOffset);
+ return {
+ ranges: [{anchor: anchor, head: head}],
+ primary: 0
+ };
+ } else if (mode == 'line') {
+ if (!cursorIsBefore(sel.head, sel.anchor)) {
+ anchor.ch = 0;
+
+ var lastLine = cm.lastLine();
+ if (head.line > lastLine) {
+ head.line = lastLine;
+ }
+ head.ch = lineLength(cm, head.line);
+ } else {
+ head.ch = 0;
+ anchor.ch = lineLength(cm, anchor.line);
+ }
+ return {
+ ranges: [{anchor: anchor, head: head}],
+ primary: 0
+ };
+ } else if (mode == 'block') {
+ var top = Math.min(anchor.line, head.line),
+ left = Math.min(anchor.ch, head.ch),
+ bottom = Math.max(anchor.line, head.line),
+ right = Math.max(anchor.ch, head.ch) + 1;
+ var height = bottom - top + 1;
+ var primary = head.line == top ? 0 : height - 1;
+ var ranges = [];
+ for (var i = 0; i < height; i++) {
+ ranges.push({
+ anchor: Pos(top + i, left),
+ head: Pos(top + i, right)
+ });
+ }
+ return {
+ ranges: ranges,
+ primary: primary
+ };
+ }
+ }
+ function getHead(cm) {
+ var cur = cm.getCursor('head');
+ if (cm.getSelection().length == 1) {
+ // Small corner case when only 1 character is selected. The "real"
+ // head is the left of head and anchor.
+ cur = cursorMin(cur, cm.getCursor('anchor'));
+ }
+ return cur;
+ }
+
+ /**
+ * If moveHead is set to false, the CodeMirror selection will not be
+ * touched. The caller assumes the responsibility of putting the cursor
+ * in the right place.
+ */
+ function exitVisualMode(cm, moveHead) {
+ var vim = cm.state.vim;
+ if (moveHead !== false) {
+ cm.setCursor(clipCursorToContent(cm, vim.sel.head));
+ }
+ updateLastSelection(cm, vim);
+ vim.visualMode = false;
+ vim.visualLine = false;
+ vim.visualBlock = false;
+ CodeMirror.signal(cm, "vim-mode-change", {mode: "normal"});
+ if (vim.fakeCursor) {
+ vim.fakeCursor.clear();
+ }
+ }
+
+ // Remove any trailing newlines from the selection. For
+ // example, with the caret at the start of the last word on the line,
+ // 'dw' should word, but not the newline, while 'w' should advance the
+ // caret to the first character of the next line.
+ function clipToLine(cm, curStart, curEnd) {
+ var selection = cm.getRange(curStart, curEnd);
+ // Only clip if the selection ends with trailing newline + whitespace
+ if (/\n\s*$/.test(selection)) {
+ var lines = selection.split('\n');
+ // We know this is all whitespace.
+ lines.pop();
+
+ // Cases:
+ // 1. Last word is an empty line - do not clip the trailing '\n'
+ // 2. Last word is not an empty line - clip the trailing '\n'
+ var line;
+ // Find the line containing the last word, and clip all whitespace up
+ // to it.
+ for (var line = lines.pop(); lines.length > 0 && line && isWhiteSpaceString(line); line = lines.pop()) {
+ curEnd.line--;
+ curEnd.ch = 0;
+ }
+ // If the last word is not an empty line, clip an additional newline
+ if (line) {
+ curEnd.line--;
+ curEnd.ch = lineLength(cm, curEnd.line);
+ } else {
+ curEnd.ch = 0;
+ }
+ }
+ }
+
+ // Expand the selection to line ends.
+ function expandSelectionToLine(_cm, curStart, curEnd) {
+ curStart.ch = 0;
+ curEnd.ch = 0;
+ curEnd.line++;
+ }
+
+ function findFirstNonWhiteSpaceCharacter(text) {
+ if (!text) {
+ return 0;
+ }
+ var firstNonWS = text.search(/\S/);
+ return firstNonWS == -1 ? text.length : firstNonWS;
+ }
+
+ function expandWordUnderCursor(cm, inclusive, _forward, bigWord, noSymbol) {
+ var cur = getHead(cm);
+ var line = cm.getLine(cur.line);
+ var idx = cur.ch;
+
+ // Seek to first word or non-whitespace character, depending on if
+ // noSymbol is true.
+ var test = noSymbol ? wordCharTest[0] : bigWordCharTest [0];
+ while (!test(line.charAt(idx))) {
+ idx++;
+ if (idx >= line.length) { return null; }
+ }
+
+ if (bigWord) {
+ test = bigWordCharTest[0];
+ } else {
+ test = wordCharTest[0];
+ if (!test(line.charAt(idx))) {
+ test = wordCharTest[1];
+ }
+ }
+
+ var end = idx, start = idx;
+ while (test(line.charAt(end)) && end < line.length) { end++; }
+ while (test(line.charAt(start)) && start >= 0) { start--; }
+ start++;
+
+ if (inclusive) {
+ // If present, include all whitespace after word.
+ // Otherwise, include all whitespace before word, except indentation.
+ var wordEnd = end;
+ while (/\s/.test(line.charAt(end)) && end < line.length) { end++; }
+ if (wordEnd == end) {
+ var wordStart = start;
+ while (/\s/.test(line.charAt(start - 1)) && start > 0) { start--; }
+ if (!start) { start = wordStart; }
+ }
+ }
+ return { start: Pos(cur.line, start), end: Pos(cur.line, end) };
+ }
+
+ function recordJumpPosition(cm, oldCur, newCur) {
+ if (!cursorEqual(oldCur, newCur)) {
+ vimGlobalState.jumpList.add(cm, oldCur, newCur);
+ }
+ }
+
+ function recordLastCharacterSearch(increment, args) {
+ vimGlobalState.lastCharacterSearch.increment = increment;
+ vimGlobalState.lastCharacterSearch.forward = args.forward;
+ vimGlobalState.lastCharacterSearch.selectedCharacter = args.selectedCharacter;
+ }
+
+ var symbolToMode = {
+ '(': 'bracket', ')': 'bracket', '{': 'bracket', '}': 'bracket',
+ '[': 'section', ']': 'section',
+ '*': 'comment', '/': 'comment',
+ 'm': 'method', 'M': 'method',
+ '#': 'preprocess'
+ };
+ var findSymbolModes = {
+ bracket: {
+ isComplete: function(state) {
+ if (state.nextCh === state.symb) {
+ state.depth++;
+ if (state.depth >= 1)return true;
+ } else if (state.nextCh === state.reverseSymb) {
+ state.depth--;
+ }
+ return false;
+ }
+ },
+ section: {
+ init: function(state) {
+ state.curMoveThrough = true;
+ state.symb = (state.forward ? ']' : '[') === state.symb ? '{' : '}';
+ },
+ isComplete: function(state) {
+ return state.index === 0 && state.nextCh === state.symb;
+ }
+ },
+ comment: {
+ isComplete: function(state) {
+ var found = state.lastCh === '*' && state.nextCh === '/';
+ state.lastCh = state.nextCh;
+ return found;
+ }
+ },
+ // TODO: The original Vim implementation only operates on level 1 and 2.
+ // The current implementation doesn't check for code block level and
+ // therefore it operates on any levels.
+ method: {
+ init: function(state) {
+ state.symb = (state.symb === 'm' ? '{' : '}');
+ state.reverseSymb = state.symb === '{' ? '}' : '{';
+ },
+ isComplete: function(state) {
+ if (state.nextCh === state.symb)return true;
+ return false;
+ }
+ },
+ preprocess: {
+ init: function(state) {
+ state.index = 0;
+ },
+ isComplete: function(state) {
+ if (state.nextCh === '#') {
+ var token = state.lineText.match(/#(\w+)/)[1];
+ if (token === 'endif') {
+ if (state.forward && state.depth === 0) {
+ return true;
+ }
+ state.depth++;
+ } else if (token === 'if') {
+ if (!state.forward && state.depth === 0) {
+ return true;
+ }
+ state.depth--;
+ }
+ if (token === 'else' && state.depth === 0)return true;
+ }
+ return false;
+ }
+ }
+ };
+ function findSymbol(cm, repeat, forward, symb) {
+ var cur = copyCursor(cm.getCursor());
+ var increment = forward ? 1 : -1;
+ var endLine = forward ? cm.lineCount() : -1;
+ var curCh = cur.ch;
+ var line = cur.line;
+ var lineText = cm.getLine(line);
+ var state = {
+ lineText: lineText,
+ nextCh: lineText.charAt(curCh),
+ lastCh: null,
+ index: curCh,
+ symb: symb,
+ reverseSymb: (forward ? { ')': '(', '}': '{' } : { '(': ')', '{': '}' })[symb],
+ forward: forward,
+ depth: 0,
+ curMoveThrough: false
+ };
+ var mode = symbolToMode[symb];
+ if (!mode)return cur;
+ var init = findSymbolModes[mode].init;
+ var isComplete = findSymbolModes[mode].isComplete;
+ if (init) { init(state); }
+ while (line !== endLine && repeat) {
+ state.index += increment;
+ state.nextCh = state.lineText.charAt(state.index);
+ if (!state.nextCh) {
+ line += increment;
+ state.lineText = cm.getLine(line) || '';
+ if (increment > 0) {
+ state.index = 0;
+ } else {
+ var lineLen = state.lineText.length;
+ state.index = (lineLen > 0) ? (lineLen-1) : 0;
+ }
+ state.nextCh = state.lineText.charAt(state.index);
+ }
+ if (isComplete(state)) {
+ cur.line = line;
+ cur.ch = state.index;
+ repeat--;
+ }
+ }
+ if (state.nextCh || state.curMoveThrough) {
+ return Pos(line, state.index);
+ }
+ return cur;
+ }
+
+ /**
+ * Returns the boundaries of the next word. If the cursor in the middle of
+ * the word, then returns the boundaries of the current word, starting at
+ * the cursor. If the cursor is at the start/end of a word, and we are going
+ * forward/backward, respectively, find the boundaries of the next word.
+ *
+ * @param {CodeMirror} cm CodeMirror object.
+ * @param {Cursor} cur The cursor position.
+ * @param {boolean} forward True to search forward. False to search
+ * backward.
+ * @param {boolean} bigWord True if punctuation count as part of the word.
+ * False if only [a-zA-Z0-9] characters count as part of the word.
+ * @param {boolean} emptyLineIsWord True if empty lines should be treated
+ * as words.
+ * @return {Object{from:number, to:number, line: number}} The boundaries of
+ * the word, or null if there are no more words.
+ */
+ function findWord(cm, cur, forward, bigWord, emptyLineIsWord) {
+ var lineNum = cur.line;
+ var pos = cur.ch;
+ var line = cm.getLine(lineNum);
+ var dir = forward ? 1 : -1;
+ var charTests = bigWord ? bigWordCharTest: wordCharTest;
+
+ if (emptyLineIsWord && line == '') {
+ lineNum += dir;
+ line = cm.getLine(lineNum);
+ if (!isLine(cm, lineNum)) {
+ return null;
+ }
+ pos = (forward) ? 0 : line.length;
+ }
+
+ while (true) {
+ if (emptyLineIsWord && line == '') {
+ return { from: 0, to: 0, line: lineNum };
+ }
+ var stop = (dir > 0) ? line.length : -1;
+ var wordStart = stop, wordEnd = stop;
+ // Find bounds of next word.
+ while (pos != stop) {
+ var foundWord = false;
+ for (var i = 0; i < charTests.length && !foundWord; ++i) {
+ if (charTests[i](line.charAt(pos))) {
+ wordStart = pos;
+ // Advance to end of word.
+ while (pos != stop && charTests[i](line.charAt(pos))) {
+ pos += dir;
+ }
+ wordEnd = pos;
+ foundWord = wordStart != wordEnd;
+ if (wordStart == cur.ch && lineNum == cur.line &&
+ wordEnd == wordStart + dir) {
+ // We started at the end of a word. Find the next one.
+ continue;
+ } else {
+ return {
+ from: Math.min(wordStart, wordEnd + 1),
+ to: Math.max(wordStart, wordEnd),
+ line: lineNum };
+ }
+ }
+ }
+ if (!foundWord) {
+ pos += dir;
+ }
+ }
+ // Advance to next/prev line.
+ lineNum += dir;
+ if (!isLine(cm, lineNum)) {
+ return null;
+ }
+ line = cm.getLine(lineNum);
+ pos = (dir > 0) ? 0 : line.length;
+ }
+ }
+
+ /**
+ * @param {CodeMirror} cm CodeMirror object.
+ * @param {Pos} cur The position to start from.
+ * @param {int} repeat Number of words to move past.
+ * @param {boolean} forward True to search forward. False to search
+ * backward.
+ * @param {boolean} wordEnd True to move to end of word. False to move to
+ * beginning of word.
+ * @param {boolean} bigWord True if punctuation count as part of the word.
+ * False if only alphabet characters count as part of the word.
+ * @return {Cursor} The position the cursor should move to.
+ */
+ function moveToWord(cm, cur, repeat, forward, wordEnd, bigWord) {
+ var curStart = copyCursor(cur);
+ var words = [];
+ if (forward && !wordEnd || !forward && wordEnd) {
+ repeat++;
+ }
+ // For 'e', empty lines are not considered words, go figure.
+ var emptyLineIsWord = !(forward && wordEnd);
+ for (var i = 0; i < repeat; i++) {
+ var word = findWord(cm, cur, forward, bigWord, emptyLineIsWord);
+ if (!word) {
+ var eodCh = lineLength(cm, cm.lastLine());
+ words.push(forward
+ ? {line: cm.lastLine(), from: eodCh, to: eodCh}
+ : {line: 0, from: 0, to: 0});
+ break;
+ }
+ words.push(word);
+ cur = Pos(word.line, forward ? (word.to - 1) : word.from);
+ }
+ var shortCircuit = words.length != repeat;
+ var firstWord = words[0];
+ var lastWord = words.pop();
+ if (forward && !wordEnd) {
+ // w
+ if (!shortCircuit && (firstWord.from != curStart.ch || firstWord.line != curStart.line)) {
+ // We did not start in the middle of a word. Discard the extra word at the end.
+ lastWord = words.pop();
+ }
+ return Pos(lastWord.line, lastWord.from);
+ } else if (forward && wordEnd) {
+ return Pos(lastWord.line, lastWord.to - 1);
+ } else if (!forward && wordEnd) {
+ // ge
+ if (!shortCircuit && (firstWord.to != curStart.ch || firstWord.line != curStart.line)) {
+ // We did not start in the middle of a word. Discard the extra word at the end.
+ lastWord = words.pop();
+ }
+ return Pos(lastWord.line, lastWord.to);
+ } else {
+ // b
+ return Pos(lastWord.line, lastWord.from);
+ }
+ }
+
+ function moveToCharacter(cm, repeat, forward, character) {
+ var cur = cm.getCursor();
+ var start = cur.ch;
+ var idx;
+ for (var i = 0; i < repeat; i ++) {
+ var line = cm.getLine(cur.line);
+ idx = charIdxInLine(start, line, character, forward, true);
+ if (idx == -1) {
+ return null;
+ }
+ start = idx;
+ }
+ return Pos(cm.getCursor().line, idx);
+ }
+
+ function moveToColumn(cm, repeat) {
+ // repeat is always >= 1, so repeat - 1 always corresponds
+ // to the column we want to go to.
+ var line = cm.getCursor().line;
+ return clipCursorToContent(cm, Pos(line, repeat - 1));
+ }
+
+ function updateMark(cm, vim, markName, pos) {
+ if (!inArray(markName, validMarks)) {
+ return;
+ }
+ if (vim.marks[markName]) {
+ vim.marks[markName].clear();
+ }
+ vim.marks[markName] = cm.setBookmark(pos);
+ }
+
+ function charIdxInLine(start, line, character, forward, includeChar) {
+ // Search for char in line.
+ // motion_options: {forward, includeChar}
+ // If includeChar = true, include it too.
+ // If forward = true, search forward, else search backwards.
+ // If char is not found on this line, do nothing
+ var idx;
+ if (forward) {
+ idx = line.indexOf(character, start + 1);
+ if (idx != -1 && !includeChar) {
+ idx -= 1;
+ }
+ } else {
+ idx = line.lastIndexOf(character, start - 1);
+ if (idx != -1 && !includeChar) {
+ idx += 1;
+ }
+ }
+ return idx;
+ }
+
+ function findParagraph(cm, head, repeat, dir, inclusive) {
+ var line = head.line;
+ var min = cm.firstLine();
+ var max = cm.lastLine();
+ var start, end, i = line;
+ function isEmpty(i) { return !cm.getLine(i); }
+ function isBoundary(i, dir, any) {
+ if (any) { return isEmpty(i) != isEmpty(i + dir); }
+ return !isEmpty(i) && isEmpty(i + dir);
+ }
+ if (dir) {
+ while (min <= i && i <= max && repeat > 0) {
+ if (isBoundary(i, dir)) { repeat--; }
+ i += dir;
+ }
+ return new Pos(i, 0);
+ }
+
+ var vim = cm.state.vim;
+ if (vim.visualLine && isBoundary(line, 1, true)) {
+ var anchor = vim.sel.anchor;
+ if (isBoundary(anchor.line, -1, true)) {
+ if (!inclusive || anchor.line != line) {
+ line += 1;
+ }
+ }
+ }
+ var startState = isEmpty(line);
+ for (i = line; i <= max && repeat; i++) {
+ if (isBoundary(i, 1, true)) {
+ if (!inclusive || isEmpty(i) != startState) {
+ repeat--;
+ }
+ }
+ }
+ end = new Pos(i, 0);
+ // select boundary before paragraph for the last one
+ if (i > max && !startState) { startState = true; }
+ else { inclusive = false; }
+ for (i = line; i > min; i--) {
+ if (!inclusive || isEmpty(i) == startState || i == line) {
+ if (isBoundary(i, -1, true)) { break; }
+ }
+ }
+ start = new Pos(i, 0);
+ return { start: start, end: end };
+ }
+
+ // TODO: perhaps this finagling of start and end positions belonds
+ // in codemirror/replaceRange?
+ function selectCompanionObject(cm, head, symb, inclusive) {
+ var cur = head, start, end;
+
+ var bracketRegexp = ({
+ '(': /[()]/, ')': /[()]/,
+ '[': /[[\]]/, ']': /[[\]]/,
+ '{': /[{}]/, '}': /[{}]/})[symb];
+ var openSym = ({
+ '(': '(', ')': '(',
+ '[': '[', ']': '[',
+ '{': '{', '}': '{'})[symb];
+ var curChar = cm.getLine(cur.line).charAt(cur.ch);
+ // Due to the behavior of scanForBracket, we need to add an offset if the
+ // cursor is on a matching open bracket.
+ var offset = curChar === openSym ? 1 : 0;
+
+ start = cm.scanForBracket(Pos(cur.line, cur.ch + offset), -1, null, {'bracketRegex': bracketRegexp});
+ end = cm.scanForBracket(Pos(cur.line, cur.ch + offset), 1, null, {'bracketRegex': bracketRegexp});
+
+ if (!start || !end) {
+ return { start: cur, end: cur };
+ }
+
+ start = start.pos;
+ end = end.pos;
+
+ if ((start.line == end.line && start.ch > end.ch)
+ || (start.line > end.line)) {
+ var tmp = start;
+ start = end;
+ end = tmp;
+ }
+
+ if (inclusive) {
+ end.ch += 1;
+ } else {
+ start.ch += 1;
+ }
+
+ return { start: start, end: end };
+ }
+
+ // Takes in a symbol and a cursor and tries to simulate text objects that
+ // have identical opening and closing symbols
+ // TODO support across multiple lines
+ function findBeginningAndEnd(cm, head, symb, inclusive) {
+ var cur = copyCursor(head);
+ var line = cm.getLine(cur.line);
+ var chars = line.split('');
+ var start, end, i, len;
+ var firstIndex = chars.indexOf(symb);
+
+ // the decision tree is to always look backwards for the beginning first,
+ // but if the cursor is in front of the first instance of the symb,
+ // then move the cursor forward
+ if (cur.ch < firstIndex) {
+ cur.ch = firstIndex;
+ // Why is this line even here???
+ // cm.setCursor(cur.line, firstIndex+1);
+ }
+ // otherwise if the cursor is currently on the closing symbol
+ else if (firstIndex < cur.ch && chars[cur.ch] == symb) {
+ end = cur.ch; // assign end to the current cursor
+ --cur.ch; // make sure to look backwards
+ }
+
+ // if we're currently on the symbol, we've got a start
+ if (chars[cur.ch] == symb && !end) {
+ start = cur.ch + 1; // assign start to ahead of the cursor
+ } else {
+ // go backwards to find the start
+ for (i = cur.ch; i > -1 && !start; i--) {
+ if (chars[i] == symb) {
+ start = i + 1;
+ }
+ }
+ }
+
+ // look forwards for the end symbol
+ if (start && !end) {
+ for (i = start, len = chars.length; i < len && !end; i++) {
+ if (chars[i] == symb) {
+ end = i;
+ }
+ }
+ }
+
+ // nothing found
+ if (!start || !end) {
+ return { start: cur, end: cur };
+ }
+
+ // include the symbols
+ if (inclusive) {
+ --start; ++end;
+ }
+
+ return {
+ start: Pos(cur.line, start),
+ end: Pos(cur.line, end)
+ };
+ }
+
+ // Search functions
+ defineOption('pcre', true, 'boolean');
+ function SearchState() {}
+ SearchState.prototype = {
+ getQuery: function() {
+ return vimGlobalState.query;
+ },
+ setQuery: function(query) {
+ vimGlobalState.query = query;
+ },
+ getOverlay: function() {
+ return this.searchOverlay;
+ },
+ setOverlay: function(overlay) {
+ this.searchOverlay = overlay;
+ },
+ isReversed: function() {
+ return vimGlobalState.isReversed;
+ },
+ setReversed: function(reversed) {
+ vimGlobalState.isReversed = reversed;
+ },
+ getScrollbarAnnotate: function() {
+ return this.annotate;
+ },
+ setScrollbarAnnotate: function(annotate) {
+ this.annotate = annotate;
+ }
+ };
+ function getSearchState(cm) {
+ var vim = cm.state.vim;
+ return vim.searchState_ || (vim.searchState_ = new SearchState());
+ }
+ function dialog(cm, template, shortText, onClose, options) {
+ if (cm.openDialog) {
+ cm.openDialog(template, onClose, { bottom: true, value: options.value,
+ onKeyDown: options.onKeyDown, onKeyUp: options.onKeyUp,
+ selectValueOnOpen: false});
+ }
+ else {
+ onClose(prompt(shortText, ''));
+ }
+ }
+ function splitBySlash(argString) {
+ var slashes = findUnescapedSlashes(argString) || [];
+ if (!slashes.length) return [];
+ var tokens = [];
+ // in case of strings like foo/bar
+ if (slashes[0] !== 0) return;
+ for (var i = 0; i < slashes.length; i++) {
+ if (typeof slashes[i] == 'number')
+ tokens.push(argString.substring(slashes[i] + 1, slashes[i+1]));
+ }
+ return tokens;
+ }
+
+ function findUnescapedSlashes(str) {
+ var escapeNextChar = false;
+ var slashes = [];
+ for (var i = 0; i < str.length; i++) {
+ var c = str.charAt(i);
+ if (!escapeNextChar && c == '/') {
+ slashes.push(i);
+ }
+ escapeNextChar = !escapeNextChar && (c == '\\');
+ }
+ return slashes;
+ }
+
+ // Translates a search string from ex (vim) syntax into javascript form.
+ function translateRegex(str) {
+ // When these match, add a '\' if unescaped or remove one if escaped.
+ var specials = '|(){';
+ // Remove, but never add, a '\' for these.
+ var unescape = '}';
+ var escapeNextChar = false;
+ var out = [];
+ for (var i = -1; i < str.length; i++) {
+ var c = str.charAt(i) || '';
+ var n = str.charAt(i+1) || '';
+ var specialComesNext = (n && specials.indexOf(n) != -1);
+ if (escapeNextChar) {
+ if (c !== '\\' || !specialComesNext) {
+ out.push(c);
+ }
+ escapeNextChar = false;
+ } else {
+ if (c === '\\') {
+ escapeNextChar = true;
+ // Treat the unescape list as special for removing, but not adding '\'.
+ if (n && unescape.indexOf(n) != -1) {
+ specialComesNext = true;
+ }
+ // Not passing this test means removing a '\'.
+ if (!specialComesNext || n === '\\') {
+ out.push(c);
+ }
+ } else {
+ out.push(c);
+ if (specialComesNext && n !== '\\') {
+ out.push('\\');
+ }
+ }
+ }
+ }
+ return out.join('');
+ }
+
+ // Translates the replace part of a search and replace from ex (vim) syntax into
+ // javascript form. Similar to translateRegex, but additionally fixes back references
+ // (translates '\[0..9]' to '$[0..9]') and follows different rules for escaping '$'.
+ var charUnescapes = {'\\n': '\n', '\\r': '\r', '\\t': '\t'};
+ function translateRegexReplace(str) {
+ var escapeNextChar = false;
+ var out = [];
+ for (var i = -1; i < str.length; i++) {
+ var c = str.charAt(i) || '';
+ var n = str.charAt(i+1) || '';
+ if (charUnescapes[c + n]) {
+ out.push(charUnescapes[c+n]);
+ i++;
+ } else if (escapeNextChar) {
+ // At any point in the loop, escapeNextChar is true if the previous
+ // character was a '\' and was not escaped.
+ out.push(c);
+ escapeNextChar = false;
+ } else {
+ if (c === '\\') {
+ escapeNextChar = true;
+ if ((isNumber(n) || n === '$')) {
+ out.push('$');
+ } else if (n !== '/' && n !== '\\') {
+ out.push('\\');
+ }
+ } else {
+ if (c === '$') {
+ out.push('$');
+ }
+ out.push(c);
+ if (n === '/') {
+ out.push('\\');
+ }
+ }
+ }
+ }
+ return out.join('');
+ }
+
+ // Unescape \ and / in the replace part, for PCRE mode.
+ var unescapes = {'\\/': '/', '\\\\': '\\', '\\n': '\n', '\\r': '\r', '\\t': '\t'};
+ function unescapeRegexReplace(str) {
+ var stream = new CodeMirror.StringStream(str);
+ var output = [];
+ while (!stream.eol()) {
+ // Search for \.
+ while (stream.peek() && stream.peek() != '\\') {
+ output.push(stream.next());
+ }
+ var matched = false;
+ for (var matcher in unescapes) {
+ if (stream.match(matcher, true)) {
+ matched = true;
+ output.push(unescapes[matcher]);
+ break;
+ }
+ }
+ if (!matched) {
+ // Don't change anything
+ output.push(stream.next());
+ }
+ }
+ return output.join('');
+ }
+
+ /**
+ * Extract the regular expression from the query and return a Regexp object.
+ * Returns null if the query is blank.
+ * If ignoreCase is passed in, the Regexp object will have the 'i' flag set.
+ * If smartCase is passed in, and the query contains upper case letters,
+ * then ignoreCase is overridden, and the 'i' flag will not be set.
+ * If the query contains the /i in the flag part of the regular expression,
+ * then both ignoreCase and smartCase are ignored, and 'i' will be passed
+ * through to the Regex object.
+ */
+ function parseQuery(query, ignoreCase, smartCase) {
+ // First update the last search register
+ var lastSearchRegister = vimGlobalState.registerController.getRegister('/');
+ lastSearchRegister.setText(query);
+ // Check if the query is already a regex.
+ if (query instanceof RegExp) { return query; }
+ // First try to extract regex + flags from the input. If no flags found,
+ // extract just the regex. IE does not accept flags directly defined in
+ // the regex string in the form /regex/flags
+ var slashes = findUnescapedSlashes(query);
+ var regexPart;
+ var forceIgnoreCase;
+ if (!slashes.length) {
+ // Query looks like 'regexp'
+ regexPart = query;
+ } else {
+ // Query looks like 'regexp/...'
+ regexPart = query.substring(0, slashes[0]);
+ var flagsPart = query.substring(slashes[0]);
+ forceIgnoreCase = (flagsPart.indexOf('i') != -1);
+ }
+ if (!regexPart) {
+ return null;
+ }
+ if (!getOption('pcre')) {
+ regexPart = translateRegex(regexPart);
+ }
+ if (smartCase) {
+ ignoreCase = (/^[^A-Z]*$/).test(regexPart);
+ }
+ var regexp = new RegExp(regexPart,
+ (ignoreCase || forceIgnoreCase) ? 'i' : undefined);
+ return regexp;
+ }
+ function showConfirm(cm, text) {
+ if (cm.openNotification) {
+ cm.openNotification('<span style="color: red">' + text + '</span>',
+ {bottom: true, duration: 5000});
+ } else {
+ alert(text);
+ }
+ }
+ function makePrompt(prefix, desc) {
+ var raw = '<span style="font-family: monospace; white-space: pre">' +
+ (prefix || "") + '<input type="text"></span>';
+ if (desc)
+ raw += ' <span style="color: #888">' + desc + '</span>';
+ return raw;
+ }
+ var searchPromptDesc = '(Javascript regexp)';
+ function showPrompt(cm, options) {
+ var shortText = (options.prefix || '') + ' ' + (options.desc || '');
+ var prompt = makePrompt(options.prefix, options.desc);
+ dialog(cm, prompt, shortText, options.onClose, options);
+ }
+ function regexEqual(r1, r2) {
+ if (r1 instanceof RegExp && r2 instanceof RegExp) {
+ var props = ['global', 'multiline', 'ignoreCase', 'source'];
+ for (var i = 0; i < props.length; i++) {
+ var prop = props[i];
+ if (r1[prop] !== r2[prop]) {
+ return false;
+ }
+ }
+ return true;
+ }
+ return false;
+ }
+ // Returns true if the query is valid.
+ function updateSearchQuery(cm, rawQuery, ignoreCase, smartCase) {
+ if (!rawQuery) {
+ return;
+ }
+ var state = getSearchState(cm);
+ var query = parseQuery(rawQuery, !!ignoreCase, !!smartCase);
+ if (!query) {
+ return;
+ }
+ highlightSearchMatches(cm, query);
+ if (regexEqual(query, state.getQuery())) {
+ return query;
+ }
+ state.setQuery(query);
+ return query;
+ }
+ function searchOverlay(query) {
+ if (query.source.charAt(0) == '^') {
+ var matchSol = true;
+ }
+ return {
+ token: function(stream) {
+ if (matchSol && !stream.sol()) {
+ stream.skipToEnd();
+ return;
+ }
+ var match = stream.match(query, false);
+ if (match) {
+ if (match[0].length == 0) {
+ // Matched empty string, skip to next.
+ stream.next();
+ return 'searching';
+ }
+ if (!stream.sol()) {
+ // Backtrack 1 to match \b
+ stream.backUp(1);
+ if (!query.exec(stream.next() + match[0])) {
+ stream.next();
+ return null;
+ }
+ }
+ stream.match(query);
+ return 'searching';
+ }
+ while (!stream.eol()) {
+ stream.next();
+ if (stream.match(query, false)) break;
+ }
+ },
+ query: query
+ };
+ }
+ function highlightSearchMatches(cm, query) {
+ var searchState = getSearchState(cm);
+ var overlay = searchState.getOverlay();
+ if (!overlay || query != overlay.query) {
+ if (overlay) {
+ cm.removeOverlay(overlay);
+ }
+ overlay = searchOverlay(query);
+ cm.addOverlay(overlay);
+ if (cm.showMatchesOnScrollbar) {
+ if (searchState.getScrollbarAnnotate()) {
+ searchState.getScrollbarAnnotate().clear();
+ }
+ searchState.setScrollbarAnnotate(cm.showMatchesOnScrollbar(query));
+ }
+ searchState.setOverlay(overlay);
+ }
+ }
+ function findNext(cm, prev, query, repeat) {
+ if (repeat === undefined) { repeat = 1; }
+ return cm.operation(function() {
+ var pos = cm.getCursor();
+ var cursor = cm.getSearchCursor(query, pos);
+ for (var i = 0; i < repeat; i++) {
+ var found = cursor.find(prev);
+ if (i == 0 && found && cursorEqual(cursor.from(), pos)) { found = cursor.find(prev); }
+ if (!found) {
+ // SearchCursor may have returned null because it hit EOF, wrap
+ // around and try again.
+ cursor = cm.getSearchCursor(query,
+ (prev) ? Pos(cm.lastLine()) : Pos(cm.firstLine(), 0) );
+ if (!cursor.find(prev)) {
+ return;
+ }
+ }
+ }
+ return cursor.from();
+ });
+ }
+ function clearSearchHighlight(cm) {
+ var state = getSearchState(cm);
+ cm.removeOverlay(getSearchState(cm).getOverlay());
+ state.setOverlay(null);
+ if (state.getScrollbarAnnotate()) {
+ state.getScrollbarAnnotate().clear();
+ state.setScrollbarAnnotate(null);
+ }
+ }
+ /**
+ * Check if pos is in the specified range, INCLUSIVE.
+ * Range can be specified with 1 or 2 arguments.
+ * If the first range argument is an array, treat it as an array of line
+ * numbers. Match pos against any of the lines.
+ * If the first range argument is a number,
+ * if there is only 1 range argument, check if pos has the same line
+ * number
+ * if there are 2 range arguments, then check if pos is in between the two
+ * range arguments.
+ */
+ function isInRange(pos, start, end) {
+ if (typeof pos != 'number') {
+ // Assume it is a cursor position. Get the line number.
+ pos = pos.line;
+ }
+ if (start instanceof Array) {
+ return inArray(pos, start);
+ } else {
+ if (end) {
+ return (pos >= start && pos <= end);
+ } else {
+ return pos == start;
+ }
+ }
+ }
+ function getUserVisibleLines(cm) {
+ var scrollInfo = cm.getScrollInfo();
+ var occludeToleranceTop = 6;
+ var occludeToleranceBottom = 10;
+ var from = cm.coordsChar({left:0, top: occludeToleranceTop + scrollInfo.top}, 'local');
+ var bottomY = scrollInfo.clientHeight - occludeToleranceBottom + scrollInfo.top;
+ var to = cm.coordsChar({left:0, top: bottomY}, 'local');
+ return {top: from.line, bottom: to.line};
+ }
+
+ var ExCommandDispatcher = function() {
+ this.buildCommandMap_();
+ };
+ ExCommandDispatcher.prototype = {
+ processCommand: function(cm, input, opt_params) {
+ var that = this;
+ cm.operation(function () {
+ cm.curOp.isVimOp = true;
+ that._processCommand(cm, input, opt_params);
+ });
+ },
+ _processCommand: function(cm, input, opt_params) {
+ var vim = cm.state.vim;
+ var commandHistoryRegister = vimGlobalState.registerController.getRegister(':');
+ var previousCommand = commandHistoryRegister.toString();
+ if (vim.visualMode) {
+ exitVisualMode(cm);
+ }
+ var inputStream = new CodeMirror.StringStream(input);
+ // update ": with the latest command whether valid or invalid
+ commandHistoryRegister.setText(input);
+ var params = opt_params || {};
+ params.input = input;
+ try {
+ this.parseInput_(cm, inputStream, params);
+ } catch(e) {
+ showConfirm(cm, e);
+ throw e;
+ }
+ var command;
+ var commandName;
+ if (!params.commandName) {
+ // If only a line range is defined, move to the line.
+ if (params.line !== undefined) {
+ commandName = 'move';
+ }
+ } else {
+ command = this.matchCommand_(params.commandName);
+ if (command) {
+ commandName = command.name;
+ if (command.excludeFromCommandHistory) {
+ commandHistoryRegister.setText(previousCommand);
+ }
+ this.parseCommandArgs_(inputStream, params, command);
+ if (command.type == 'exToKey') {
+ // Handle Ex to Key mapping.
+ for (var i = 0; i < command.toKeys.length; i++) {
+ CodeMirror.Vim.handleKey(cm, command.toKeys[i], 'mapping');
+ }
+ return;
+ } else if (command.type == 'exToEx') {
+ // Handle Ex to Ex mapping.
+ this.processCommand(cm, command.toInput);
+ return;
+ }
+ }
+ }
+ if (!commandName) {
+ showConfirm(cm, 'Not an editor command ":' + input + '"');
+ return;
+ }
+ try {
+ exCommands[commandName](cm, params);
+ // Possibly asynchronous commands (e.g. substitute, which might have a
+ // user confirmation), are responsible for calling the callback when
+ // done. All others have it taken care of for them here.
+ if ((!command || !command.possiblyAsync) && params.callback) {
+ params.callback();
+ }
+ } catch(e) {
+ showConfirm(cm, e);
+ throw e;
+ }
+ },
+ parseInput_: function(cm, inputStream, result) {
+ inputStream.eatWhile(':');
+ // Parse range.
+ if (inputStream.eat('%')) {
+ result.line = cm.firstLine();
+ result.lineEnd = cm.lastLine();
+ } else {
+ result.line = this.parseLineSpec_(cm, inputStream);
+ if (result.line !== undefined && inputStream.eat(',')) {
+ result.lineEnd = this.parseLineSpec_(cm, inputStream);
+ }
+ }
+
+ // Parse command name.
+ var commandMatch = inputStream.match(/^(\w+)/);
+ if (commandMatch) {
+ result.commandName = commandMatch[1];
+ } else {
+ result.commandName = inputStream.match(/.*/)[0];
+ }
+
+ return result;
+ },
+ parseLineSpec_: function(cm, inputStream) {
+ var numberMatch = inputStream.match(/^(\d+)/);
+ if (numberMatch) {
+ return parseInt(numberMatch[1], 10) - 1;
+ }
+ switch (inputStream.next()) {
+ case '.':
+ return cm.getCursor().line;
+ case '$':
+ return cm.lastLine();
+ case '\'':
+ var mark = cm.state.vim.marks[inputStream.next()];
+ if (mark && mark.find()) {
+ return mark.find().line;
+ }
+ throw new Error('Mark not set');
+ default:
+ inputStream.backUp(1);
+ return undefined;
+ }
+ },
+ parseCommandArgs_: function(inputStream, params, command) {
+ if (inputStream.eol()) {
+ return;
+ }
+ params.argString = inputStream.match(/.*/)[0];
+ // Parse command-line arguments
+ var delim = command.argDelimiter || /\s+/;
+ var args = trim(params.argString).split(delim);
+ if (args.length && args[0]) {
+ params.args = args;
+ }
+ },
+ matchCommand_: function(commandName) {
+ // Return the command in the command map that matches the shortest
+ // prefix of the passed in command name. The match is guaranteed to be
+ // unambiguous if the defaultExCommandMap's shortNames are set up
+ // correctly. (see @code{defaultExCommandMap}).
+ for (var i = commandName.length; i > 0; i--) {
+ var prefix = commandName.substring(0, i);
+ if (this.commandMap_[prefix]) {
+ var command = this.commandMap_[prefix];
+ if (command.name.indexOf(commandName) === 0) {
+ return command;
+ }
+ }
+ }
+ return null;
+ },
+ buildCommandMap_: function() {
+ this.commandMap_ = {};
+ for (var i = 0; i < defaultExCommandMap.length; i++) {
+ var command = defaultExCommandMap[i];
+ var key = command.shortName || command.name;
+ this.commandMap_[key] = command;
+ }
+ },
+ map: function(lhs, rhs, ctx) {
+ if (lhs != ':' && lhs.charAt(0) == ':') {
+ if (ctx) { throw Error('Mode not supported for ex mappings'); }
+ var commandName = lhs.substring(1);
+ if (rhs != ':' && rhs.charAt(0) == ':') {
+ // Ex to Ex mapping
+ this.commandMap_[commandName] = {
+ name: commandName,
+ type: 'exToEx',
+ toInput: rhs.substring(1),
+ user: true
+ };
+ } else {
+ // Ex to key mapping
+ this.commandMap_[commandName] = {
+ name: commandName,
+ type: 'exToKey',
+ toKeys: rhs,
+ user: true
+ };
+ }
+ } else {
+ if (rhs != ':' && rhs.charAt(0) == ':') {
+ // Key to Ex mapping.
+ var mapping = {
+ keys: lhs,
+ type: 'keyToEx',
+ exArgs: { input: rhs.substring(1) },
+ user: true};
+ if (ctx) { mapping.context = ctx; }
+ defaultKeymap.unshift(mapping);
+ } else {
+ // Key to key mapping
+ var mapping = {
+ keys: lhs,
+ type: 'keyToKey',
+ toKeys: rhs,
+ user: true
+ };
+ if (ctx) { mapping.context = ctx; }
+ defaultKeymap.unshift(mapping);
+ }
+ }
+ },
+ unmap: function(lhs, ctx) {
+ if (lhs != ':' && lhs.charAt(0) == ':') {
+ // Ex to Ex or Ex to key mapping
+ if (ctx) { throw Error('Mode not supported for ex mappings'); }
+ var commandName = lhs.substring(1);
+ if (this.commandMap_[commandName] && this.commandMap_[commandName].user) {
+ delete this.commandMap_[commandName];
+ return;
+ }
+ } else {
+ // Key to Ex or key to key mapping
+ var keys = lhs;
+ for (var i = 0; i < defaultKeymap.length; i++) {
+ if (keys == defaultKeymap[i].keys
+ && defaultKeymap[i].context === ctx
+ && defaultKeymap[i].user) {
+ defaultKeymap.splice(i, 1);
+ return;
+ }
+ }
+ }
+ throw Error('No such mapping.');
+ }
+ };
+
+ var exCommands = {
+ colorscheme: function(cm, params) {
+ if (!params.args || params.args.length < 1) {
+ showConfirm(cm, cm.getOption('theme'));
+ return;
+ }
+ cm.setOption('theme', params.args[0]);
+ },
+ map: function(cm, params, ctx) {
+ var mapArgs = params.args;
+ if (!mapArgs || mapArgs.length < 2) {
+ if (cm) {
+ showConfirm(cm, 'Invalid mapping: ' + params.input);
+ }
+ return;
+ }
+ exCommandDispatcher.map(mapArgs[0], mapArgs[1], ctx);
+ },
+ imap: function(cm, params) { this.map(cm, params, 'insert'); },
+ nmap: function(cm, params) { this.map(cm, params, 'normal'); },
+ vmap: function(cm, params) { this.map(cm, params, 'visual'); },
+ unmap: function(cm, params, ctx) {
+ var mapArgs = params.args;
+ if (!mapArgs || mapArgs.length < 1) {
+ if (cm) {
+ showConfirm(cm, 'No such mapping: ' + params.input);
+ }
+ return;
+ }
+ exCommandDispatcher.unmap(mapArgs[0], ctx);
+ },
+ move: function(cm, params) {
+ commandDispatcher.processCommand(cm, cm.state.vim, {
+ type: 'motion',
+ motion: 'moveToLineOrEdgeOfDocument',
+ motionArgs: { forward: false, explicitRepeat: true,
+ linewise: true },
+ repeatOverride: params.line+1});
+ },
+ set: function(cm, params) {
+ var setArgs = params.args;
+ // Options passed through to the setOption/getOption calls. May be passed in by the
+ // local/global versions of the set command
+ var setCfg = params.setCfg || {};
+ if (!setArgs || setArgs.length < 1) {
+ if (cm) {
+ showConfirm(cm, 'Invalid mapping: ' + params.input);
+ }
+ return;
+ }
+ var expr = setArgs[0].split('=');
+ var optionName = expr[0];
+ var value = expr[1];
+ var forceGet = false;
+
+ if (optionName.charAt(optionName.length - 1) == '?') {
+ // If post-fixed with ?, then the set is actually a get.
+ if (value) { throw Error('Trailing characters: ' + params.argString); }
+ optionName = optionName.substring(0, optionName.length - 1);
+ forceGet = true;
+ }
+ if (value === undefined && optionName.substring(0, 2) == 'no') {
+ // To set boolean options to false, the option name is prefixed with
+ // 'no'.
+ optionName = optionName.substring(2);
+ value = false;
+ }
+
+ var optionIsBoolean = options[optionName] && options[optionName].type == 'boolean';
+ if (optionIsBoolean && value == undefined) {
+ // Calling set with a boolean option sets it to true.
+ value = true;
+ }
+ // If no value is provided, then we assume this is a get.
+ if (!optionIsBoolean && value === undefined || forceGet) {
+ var oldValue = getOption(optionName, cm, setCfg);
+ if (oldValue === true || oldValue === false) {
+ showConfirm(cm, ' ' + (oldValue ? '' : 'no') + optionName);
+ } else {
+ showConfirm(cm, ' ' + optionName + '=' + oldValue);
+ }
+ } else {
+ setOption(optionName, value, cm, setCfg);
+ }
+ },
+ setlocal: function (cm, params) {
+ // setCfg is passed through to setOption
+ params.setCfg = {scope: 'local'};
+ this.set(cm, params);
+ },
+ setglobal: function (cm, params) {
+ // setCfg is passed through to setOption
+ params.setCfg = {scope: 'global'};
+ this.set(cm, params);
+ },
+ registers: function(cm, params) {
+ var regArgs = params.args;
+ var registers = vimGlobalState.registerController.registers;
+ var regInfo = '----------Registers----------<br><br>';
+ if (!regArgs) {
+ for (var registerName in registers) {
+ var text = registers[registerName].toString();
+ if (text.length) {
+ regInfo += '"' + registerName + ' ' + text + '<br>';
+ }
+ }
+ } else {
+ var registerName;
+ regArgs = regArgs.join('');
+ for (var i = 0; i < regArgs.length; i++) {
+ registerName = regArgs.charAt(i);
+ if (!vimGlobalState.registerController.isValidRegister(registerName)) {
+ continue;
+ }
+ var register = registers[registerName] || new Register();
+ regInfo += '"' + registerName + ' ' + register.toString() + '<br>';
+ }
+ }
+ showConfirm(cm, regInfo);
+ },
+ sort: function(cm, params) {
+ var reverse, ignoreCase, unique, number;
+ function parseArgs() {
+ if (params.argString) {
+ var args = new CodeMirror.StringStream(params.argString);
+ if (args.eat('!')) { reverse = true; }
+ if (args.eol()) { return; }
+ if (!args.eatSpace()) { return 'Invalid arguments'; }
+ var opts = args.match(/[a-z]+/);
+ if (opts) {
+ opts = opts[0];
+ ignoreCase = opts.indexOf('i') != -1;
+ unique = opts.indexOf('u') != -1;
+ var decimal = opts.indexOf('d') != -1 && 1;
+ var hex = opts.indexOf('x') != -1 && 1;
+ var octal = opts.indexOf('o') != -1 && 1;
+ if (decimal + hex + octal > 1) { return 'Invalid arguments'; }
+ number = decimal && 'decimal' || hex && 'hex' || octal && 'octal';
+ }
+ if (args.match(/\/.*\//)) { return 'patterns not supported'; }
+ }
+ }
+ var err = parseArgs();
+ if (err) {
+ showConfirm(cm, err + ': ' + params.argString);
+ return;
+ }
+ var lineStart = params.line || cm.firstLine();
+ var lineEnd = params.lineEnd || params.line || cm.lastLine();
+ if (lineStart == lineEnd) { return; }
+ var curStart = Pos(lineStart, 0);
+ var curEnd = Pos(lineEnd, lineLength(cm, lineEnd));
+ var text = cm.getRange(curStart, curEnd).split('\n');
+ var numberRegex = (number == 'decimal') ? /(-?)([\d]+)/ :
+ (number == 'hex') ? /(-?)(?:0x)?([0-9a-f]+)/i :
+ (number == 'octal') ? /([0-7]+)/ : null;
+ var radix = (number == 'decimal') ? 10 : (number == 'hex') ? 16 : (number == 'octal') ? 8 : null;
+ var numPart = [], textPart = [];
+ if (number) {
+ for (var i = 0; i < text.length; i++) {
+ if (numberRegex.exec(text[i])) {
+ numPart.push(text[i]);
+ } else {
+ textPart.push(text[i]);
+ }
+ }
+ } else {
+ textPart = text;
+ }
+ function compareFn(a, b) {
+ if (reverse) { var tmp; tmp = a; a = b; b = tmp; }
+ if (ignoreCase) { a = a.toLowerCase(); b = b.toLowerCase(); }
+ var anum = number && numberRegex.exec(a);
+ var bnum = number && numberRegex.exec(b);
+ if (!anum) { return a < b ? -1 : 1; }
+ anum = parseInt((anum[1] + anum[2]).toLowerCase(), radix);
+ bnum = parseInt((bnum[1] + bnum[2]).toLowerCase(), radix);
+ return anum - bnum;
+ }
+ numPart.sort(compareFn);
+ textPart.sort(compareFn);
+ text = (!reverse) ? textPart.concat(numPart) : numPart.concat(textPart);
+ if (unique) { // Remove duplicate lines
+ var textOld = text;
+ var lastLine;
+ text = [];
+ for (var i = 0; i < textOld.length; i++) {
+ if (textOld[i] != lastLine) {
+ text.push(textOld[i]);
+ }
+ lastLine = textOld[i];
+ }
+ }
+ cm.replaceRange(text.join('\n'), curStart, curEnd);
+ },
+ global: function(cm, params) {
+ // a global command is of the form
+ // :[range]g/pattern/[cmd]
+ // argString holds the string /pattern/[cmd]
+ var argString = params.argString;
+ if (!argString) {
+ showConfirm(cm, 'Regular Expression missing from global');
+ return;
+ }
+ // range is specified here
+ var lineStart = (params.line !== undefined) ? params.line : cm.firstLine();
+ var lineEnd = params.lineEnd || params.line || cm.lastLine();
+ // get the tokens from argString
+ var tokens = splitBySlash(argString);
+ var regexPart = argString, cmd;
+ if (tokens.length) {
+ regexPart = tokens[0];
+ cmd = tokens.slice(1, tokens.length).join('/');
+ }
+ if (regexPart) {
+ // If regex part is empty, then use the previous query. Otherwise
+ // use the regex part as the new query.
+ try {
+ updateSearchQuery(cm, regexPart, true /** ignoreCase */,
+ true /** smartCase */);
+ } catch (e) {
+ showConfirm(cm, 'Invalid regex: ' + regexPart);
+ return;
+ }
+ }
+ // now that we have the regexPart, search for regex matches in the
+ // specified range of lines
+ var query = getSearchState(cm).getQuery();
+ var matchedLines = [], content = '';
+ for (var i = lineStart; i <= lineEnd; i++) {
+ var matched = query.test(cm.getLine(i));
+ if (matched) {
+ matchedLines.push(i+1);
+ content+= cm.getLine(i) + '<br>';
+ }
+ }
+ // if there is no [cmd], just display the list of matched lines
+ if (!cmd) {
+ showConfirm(cm, content);
+ return;
+ }
+ var index = 0;
+ var nextCommand = function() {
+ if (index < matchedLines.length) {
+ var command = matchedLines[index] + cmd;
+ exCommandDispatcher.processCommand(cm, command, {
+ callback: nextCommand
+ });
+ }
+ index++;
+ };
+ nextCommand();
+ },
+ substitute: function(cm, params) {
+ if (!cm.getSearchCursor) {
+ throw new Error('Search feature not available. Requires searchcursor.js or ' +
+ 'any other getSearchCursor implementation.');
+ }
+ var argString = params.argString;
+ var tokens = argString ? splitBySlash(argString) : [];
+ var regexPart, replacePart = '', trailing, flagsPart, count;
+ var confirm = false; // Whether to confirm each replace.
+ var global = false; // True to replace all instances on a line, false to replace only 1.
+ if (tokens.length) {
+ regexPart = tokens[0];
+ replacePart = tokens[1];
+ if (replacePart !== undefined) {
+ if (getOption('pcre')) {
+ replacePart = unescapeRegexReplace(replacePart);
+ } else {
+ replacePart = translateRegexReplace(replacePart);
+ }
+ vimGlobalState.lastSubstituteReplacePart = replacePart;
+ }
+ trailing = tokens[2] ? tokens[2].split(' ') : [];
+ } else {
+ // either the argString is empty or its of the form ' hello/world'
+ // actually splitBySlash returns a list of tokens
+ // only if the string starts with a '/'
+ if (argString && argString.length) {
+ showConfirm(cm, 'Substitutions should be of the form ' +
+ ':s/pattern/replace/');
+ return;
+ }
+ }
+ // After the 3rd slash, we can have flags followed by a space followed
+ // by count.
+ if (trailing) {
+ flagsPart = trailing[0];
+ count = parseInt(trailing[1]);
+ if (flagsPart) {
+ if (flagsPart.indexOf('c') != -1) {
+ confirm = true;
+ flagsPart.replace('c', '');
+ }
+ if (flagsPart.indexOf('g') != -1) {
+ global = true;
+ flagsPart.replace('g', '');
+ }
+ regexPart = regexPart + '/' + flagsPart;
+ }
+ }
+ if (regexPart) {
+ // If regex part is empty, then use the previous query. Otherwise use
+ // the regex part as the new query.
+ try {
+ updateSearchQuery(cm, regexPart, true /** ignoreCase */,
+ true /** smartCase */);
+ } catch (e) {
+ showConfirm(cm, 'Invalid regex: ' + regexPart);
+ return;
+ }
+ }
+ replacePart = replacePart || vimGlobalState.lastSubstituteReplacePart;
+ if (replacePart === undefined) {
+ showConfirm(cm, 'No previous substitute regular expression');
+ return;
+ }
+ var state = getSearchState(cm);
+ var query = state.getQuery();
+ var lineStart = (params.line !== undefined) ? params.line : cm.getCursor().line;
+ var lineEnd = params.lineEnd || lineStart;
+ if (lineStart == cm.firstLine() && lineEnd == cm.lastLine()) {
+ lineEnd = Infinity;
+ }
+ if (count) {
+ lineStart = lineEnd;
+ lineEnd = lineStart + count - 1;
+ }
+ var startPos = clipCursorToContent(cm, Pos(lineStart, 0));
+ var cursor = cm.getSearchCursor(query, startPos);
+ doReplace(cm, confirm, global, lineStart, lineEnd, cursor, query, replacePart, params.callback);
+ },
+ redo: CodeMirror.commands.redo,
+ undo: CodeMirror.commands.undo,
+ write: function(cm) {
+ if (CodeMirror.commands.save) {
+ // If a save command is defined, call it.
+ CodeMirror.commands.save(cm);
+ } else if (cm.save) {
+ // Saves to text area if no save command is defined and cm.save() is available.
+ cm.save();
+ }
+ },
+ nohlsearch: function(cm) {
+ clearSearchHighlight(cm);
+ },
+ yank: function (cm) {
+ var cur = copyCursor(cm.getCursor());
+ var line = cur.line;
+ var lineText = cm.getLine(line);
+ vimGlobalState.registerController.pushText(
+ '0', 'yank', lineText, true, true);
+ },
+ delmarks: function(cm, params) {
+ if (!params.argString || !trim(params.argString)) {
+ showConfirm(cm, 'Argument required');
+ return;
+ }
+
+ var state = cm.state.vim;
+ var stream = new CodeMirror.StringStream(trim(params.argString));
+ while (!stream.eol()) {
+ stream.eatSpace();
+
+ // Record the streams position at the beginning of the loop for use
+ // in error messages.
+ var count = stream.pos;
+
+ if (!stream.match(/[a-zA-Z]/, false)) {
+ showConfirm(cm, 'Invalid argument: ' + params.argString.substring(count));
+ return;
+ }
+
+ var sym = stream.next();
+ // Check if this symbol is part of a range
+ if (stream.match('-', true)) {
+ // This symbol is part of a range.
+
+ // The range must terminate at an alphabetic character.
+ if (!stream.match(/[a-zA-Z]/, false)) {
+ showConfirm(cm, 'Invalid argument: ' + params.argString.substring(count));
+ return;
+ }
+
+ var startMark = sym;
+ var finishMark = stream.next();
+ // The range must terminate at an alphabetic character which
+ // shares the same case as the start of the range.
+ if (isLowerCase(startMark) && isLowerCase(finishMark) ||
+ isUpperCase(startMark) && isUpperCase(finishMark)) {
+ var start = startMark.charCodeAt(0);
+ var finish = finishMark.charCodeAt(0);
+ if (start >= finish) {
+ showConfirm(cm, 'Invalid argument: ' + params.argString.substring(count));
+ return;
+ }
+
+ // Because marks are always ASCII values, and we have
+ // determined that they are the same case, we can use
+ // their char codes to iterate through the defined range.
+ for (var j = 0; j <= finish - start; j++) {
+ var mark = String.fromCharCode(start + j);
+ delete state.marks[mark];
+ }
+ } else {
+ showConfirm(cm, 'Invalid argument: ' + startMark + '-');
+ return;
+ }
+ } else {
+ // This symbol is a valid mark, and is not part of a range.
+ delete state.marks[sym];
+ }
+ }
+ }
+ };
+
+ var exCommandDispatcher = new ExCommandDispatcher();
+
+ /**
+ * @param {CodeMirror} cm CodeMirror instance we are in.
+ * @param {boolean} confirm Whether to confirm each replace.
+ * @param {Cursor} lineStart Line to start replacing from.
+ * @param {Cursor} lineEnd Line to stop replacing at.
+ * @param {RegExp} query Query for performing matches with.
+ * @param {string} replaceWith Text to replace matches with. May contain $1,
+ * $2, etc for replacing captured groups using Javascript replace.
+ * @param {function()} callback A callback for when the replace is done.
+ */
+ function doReplace(cm, confirm, global, lineStart, lineEnd, searchCursor, query,
+ replaceWith, callback) {
+ // Set up all the functions.
+ cm.state.vim.exMode = true;
+ var done = false;
+ var lastPos = searchCursor.from();
+ function replaceAll() {
+ cm.operation(function() {
+ while (!done) {
+ replace();
+ next();
+ }
+ stop();
+ });
+ }
+ function replace() {
+ var text = cm.getRange(searchCursor.from(), searchCursor.to());
+ var newText = text.replace(query, replaceWith);
+ searchCursor.replace(newText);
+ }
+ function next() {
+ // The below only loops to skip over multiple occurrences on the same
+ // line when 'global' is not true.
+ while(searchCursor.findNext() &&
+ isInRange(searchCursor.from(), lineStart, lineEnd)) {
+ if (!global && lastPos && searchCursor.from().line == lastPos.line) {
+ continue;
+ }
+ cm.scrollIntoView(searchCursor.from(), 30);
+ cm.setSelection(searchCursor.from(), searchCursor.to());
+ lastPos = searchCursor.from();
+ done = false;
+ return;
+ }
+ done = true;
+ }
+ function stop(close) {
+ if (close) { close(); }
+ cm.focus();
+ if (lastPos) {
+ cm.setCursor(lastPos);
+ var vim = cm.state.vim;
+ vim.exMode = false;
+ vim.lastHPos = vim.lastHSPos = lastPos.ch;
+ }
+ if (callback) { callback(); }
+ }
+ function onPromptKeyDown(e, _value, close) {
+ // Swallow all keys.
+ CodeMirror.e_stop(e);
+ var keyName = CodeMirror.keyName(e);
+ switch (keyName) {
+ case 'Y':
+ replace(); next(); break;
+ case 'N':
+ next(); break;
+ case 'A':
+ // replaceAll contains a call to close of its own. We don't want it
+ // to fire too early or multiple times.
+ var savedCallback = callback;
+ callback = undefined;
+ cm.operation(replaceAll);
+ callback = savedCallback;
+ break;
+ case 'L':
+ replace();
+ // fall through and exit.
+ case 'Q':
+ case 'Esc':
+ case 'Ctrl-C':
+ case 'Ctrl-[':
+ stop(close);
+ break;
+ }
+ if (done) { stop(close); }
+ return true;
+ }
+
+ // Actually do replace.
+ next();
+ if (done) {
+ showConfirm(cm, 'No matches for ' + query.source);
+ return;
+ }
+ if (!confirm) {
+ replaceAll();
+ if (callback) { callback(); };
+ return;
+ }
+ showPrompt(cm, {
+ prefix: 'replace with <strong>' + replaceWith + '</strong> (y/n/a/q/l)',
+ onKeyDown: onPromptKeyDown
+ });
+ }
+
+ CodeMirror.keyMap.vim = {
+ attach: attachVimMap,
+ detach: detachVimMap,
+ call: cmKey
+ };
+
+ function exitInsertMode(cm) {
+ var vim = cm.state.vim;
+ var macroModeState = vimGlobalState.macroModeState;
+ var insertModeChangeRegister = vimGlobalState.registerController.getRegister('.');
+ var isPlaying = macroModeState.isPlaying;
+ var lastChange = macroModeState.lastInsertModeChanges;
+ // In case of visual block, the insertModeChanges are not saved as a
+ // single word, so we convert them to a single word
+ // so as to update the ". register as expected in real vim.
+ var text = [];
+ if (!isPlaying) {
+ var selLength = lastChange.inVisualBlock ? vim.lastSelection.visualBlock.height : 1;
+ var changes = lastChange.changes;
+ var text = [];
+ var i = 0;
+ // In case of multiple selections in blockwise visual,
+ // the inserted text, for example: 'f<Backspace>oo', is stored as
+ // 'f', 'f', InsertModeKey 'o', 'o', 'o', 'o'. (if you have a block with 2 lines).
+ // We push the contents of the changes array as per the following:
+ // 1. In case of InsertModeKey, just increment by 1.
+ // 2. In case of a character, jump by selLength (2 in the example).
+ while (i < changes.length) {
+ // This loop will convert 'ff<bs>oooo' to 'f<bs>oo'.
+ text.push(changes[i]);
+ if (changes[i] instanceof InsertModeKey) {
+ i++;
+ } else {
+ i+= selLength;
+ }
+ }
+ lastChange.changes = text;
+ cm.off('change', onChange);
+ CodeMirror.off(cm.getInputField(), 'keydown', onKeyEventTargetKeyDown);
+ }
+ if (!isPlaying && vim.insertModeRepeat > 1) {
+ // Perform insert mode repeat for commands like 3,a and 3,o.
+ repeatLastEdit(cm, vim, vim.insertModeRepeat - 1,
+ true /** repeatForInsert */);
+ vim.lastEditInputState.repeatOverride = vim.insertModeRepeat;
+ }
+ delete vim.insertModeRepeat;
+ vim.insertMode = false;
+ cm.setCursor(cm.getCursor().line, cm.getCursor().ch-1);
+ cm.setOption('keyMap', 'vim');
+ cm.setOption('disableInput', true);
+ cm.toggleOverwrite(false); // exit replace mode if we were in it.
+ // update the ". register before exiting insert mode
+ insertModeChangeRegister.setText(lastChange.changes.join(''));
+ CodeMirror.signal(cm, "vim-mode-change", {mode: "normal"});
+ if (macroModeState.isRecording) {
+ logInsertModeChange(macroModeState);
+ }
+ }
+
+ function _mapCommand(command) {
+ defaultKeymap.unshift(command);
+ }
+
+ function mapCommand(keys, type, name, args, extra) {
+ var command = {keys: keys, type: type};
+ command[type] = name;
+ command[type + "Args"] = args;
+ for (var key in extra)
+ command[key] = extra[key];
+ _mapCommand(command);
+ }
+
+ // The timeout in milliseconds for the two-character ESC keymap should be
+ // adjusted according to your typing speed to prevent false positives.
+ defineOption('insertModeEscKeysTimeout', 200, 'number');
+
+ CodeMirror.keyMap['vim-insert'] = {
+ // TODO: override navigation keys so that Esc will cancel automatic
+ // indentation from o, O, i_<CR>
+ 'Ctrl-N': 'autocomplete',
+ 'Ctrl-P': 'autocomplete',
+ 'Enter': function(cm) {
+ var fn = CodeMirror.commands.newlineAndIndentContinueComment ||
+ CodeMirror.commands.newlineAndIndent;
+ fn(cm);
+ },
+ fallthrough: ['default'],
+ attach: attachVimMap,
+ detach: detachVimMap,
+ call: cmKey
+ };
+
+ CodeMirror.keyMap['vim-replace'] = {
+ 'Backspace': 'goCharLeft',
+ fallthrough: ['vim-insert'],
+ attach: attachVimMap,
+ detach: detachVimMap,
+ call: cmKey
+ };
+
+ function executeMacroRegister(cm, vim, macroModeState, registerName) {
+ var register = vimGlobalState.registerController.getRegister(registerName);
+ if (registerName == ':') {
+ // Read-only register containing last Ex command.
+ if (register.keyBuffer[0]) {
+ exCommandDispatcher.processCommand(cm, register.keyBuffer[0]);
+ }
+ macroModeState.isPlaying = false;
+ return;
+ }
+ var keyBuffer = register.keyBuffer;
+ var imc = 0;
+ macroModeState.isPlaying = true;
+ macroModeState.replaySearchQueries = register.searchQueries.slice(0);
+ for (var i = 0; i < keyBuffer.length; i++) {
+ var text = keyBuffer[i];
+ var match, key;
+ while (text) {
+ // Pull off one command key, which is either a single character
+ // or a special sequence wrapped in '<' and '>', e.g. '<Space>'.
+ match = (/<\w+-.+?>|<\w+>|./).exec(text);
+ key = match[0];
+ text = text.substring(match.index + key.length);
+ CodeMirror.Vim.handleKey(cm, key, 'macro');
+ if (vim.insertMode) {
+ var changes = register.insertModeChanges[imc++].changes;
+ vimGlobalState.macroModeState.lastInsertModeChanges.changes =
+ changes;
+ repeatInsertModeChanges(cm, changes, 1);
+ exitInsertMode(cm);
+ }
+ }
+ };
+ macroModeState.isPlaying = false;
+ }
+
+ function logKey(macroModeState, key) {
+ if (macroModeState.isPlaying) { return; }
+ var registerName = macroModeState.latestRegister;
+ var register = vimGlobalState.registerController.getRegister(registerName);
+ if (register) {
+ register.pushText(key);
+ }
+ }
+
+ function logInsertModeChange(macroModeState) {
+ if (macroModeState.isPlaying) { return; }
+ var registerName = macroModeState.latestRegister;
+ var register = vimGlobalState.registerController.getRegister(registerName);
+ if (register && register.pushInsertModeChanges) {
+ register.pushInsertModeChanges(macroModeState.lastInsertModeChanges);
+ }
+ }
+
+ function logSearchQuery(macroModeState, query) {
+ if (macroModeState.isPlaying) { return; }
+ var registerName = macroModeState.latestRegister;
+ var register = vimGlobalState.registerController.getRegister(registerName);
+ if (register && register.pushSearchQuery) {
+ register.pushSearchQuery(query);
+ }
+ }
+
+ /**
+ * Listens for changes made in insert mode.
+ * Should only be active in insert mode.
+ */
+ function onChange(_cm, changeObj) {
+ var macroModeState = vimGlobalState.macroModeState;
+ var lastChange = macroModeState.lastInsertModeChanges;
+ if (!macroModeState.isPlaying) {
+ while(changeObj) {
+ lastChange.expectCursorActivityForChange = true;
+ if (changeObj.origin == '+input' || changeObj.origin == 'paste'
+ || changeObj.origin === undefined /* only in testing */) {
+ var text = changeObj.text.join('\n');
+ lastChange.changes.push(text);
+ }
+ // Change objects may be chained with next.
+ changeObj = changeObj.next;
+ }
+ }
+ }
+
+ /**
+ * Listens for any kind of cursor activity on CodeMirror.
+ */
+ function onCursorActivity(cm) {
+ var vim = cm.state.vim;
+ if (vim.insertMode) {
+ // Tracking cursor activity in insert mode (for macro support).
+ var macroModeState = vimGlobalState.macroModeState;
+ if (macroModeState.isPlaying) { return; }
+ var lastChange = macroModeState.lastInsertModeChanges;
+ if (lastChange.expectCursorActivityForChange) {
+ lastChange.expectCursorActivityForChange = false;
+ } else {
+ // Cursor moved outside the context of an edit. Reset the change.
+ lastChange.changes = [];
+ }
+ } else if (!cm.curOp.isVimOp) {
+ handleExternalSelection(cm, vim);
+ }
+ if (vim.visualMode) {
+ updateFakeCursor(cm);
+ }
+ }
+ function updateFakeCursor(cm) {
+ var vim = cm.state.vim;
+ var from = clipCursorToContent(cm, copyCursor(vim.sel.head));
+ var to = offsetCursor(from, 0, 1);
+ if (vim.fakeCursor) {
+ vim.fakeCursor.clear();
+ }
+ vim.fakeCursor = cm.markText(from, to, {className: 'cm-animate-fat-cursor'});
+ }
+ function handleExternalSelection(cm, vim) {
+ var anchor = cm.getCursor('anchor');
+ var head = cm.getCursor('head');
+ // Enter or exit visual mode to match mouse selection.
+ if (vim.visualMode && !cm.somethingSelected()) {
+ exitVisualMode(cm, false);
+ } else if (!vim.visualMode && !vim.insertMode && cm.somethingSelected()) {
+ vim.visualMode = true;
+ vim.visualLine = false;
+ CodeMirror.signal(cm, "vim-mode-change", {mode: "visual"});
+ }
+ if (vim.visualMode) {
+ // Bind CodeMirror selection model to vim selection model.
+ // Mouse selections are considered visual characterwise.
+ var headOffset = !cursorIsBefore(head, anchor) ? -1 : 0;
+ var anchorOffset = cursorIsBefore(head, anchor) ? -1 : 0;
+ head = offsetCursor(head, 0, headOffset);
+ anchor = offsetCursor(anchor, 0, anchorOffset);
+ vim.sel = {
+ anchor: anchor,
+ head: head
+ };
+ updateMark(cm, vim, '<', cursorMin(head, anchor));
+ updateMark(cm, vim, '>', cursorMax(head, anchor));
+ } else if (!vim.insertMode) {
+ // Reset lastHPos if selection was modified by something outside of vim mode e.g. by mouse.
+ vim.lastHPos = cm.getCursor().ch;
+ }
+ }
+
+ /** Wrapper for special keys pressed in insert mode */
+ function InsertModeKey(keyName) {
+ this.keyName = keyName;
+ }
+
+ /**
+ * Handles raw key down events from the text area.
+ * - Should only be active in insert mode.
+ * - For recording deletes in insert mode.
+ */
+ function onKeyEventTargetKeyDown(e) {
+ var macroModeState = vimGlobalState.macroModeState;
+ var lastChange = macroModeState.lastInsertModeChanges;
+ var keyName = CodeMirror.keyName(e);
+ if (!keyName) { return; }
+ function onKeyFound() {
+ lastChange.changes.push(new InsertModeKey(keyName));
+ return true;
+ }
+ if (keyName.indexOf('Delete') != -1 || keyName.indexOf('Backspace') != -1) {
+ CodeMirror.lookupKey(keyName, 'vim-insert', onKeyFound);
+ }
+ }
+
+ /**
+ * Repeats the last edit, which includes exactly 1 command and at most 1
+ * insert. Operator and motion commands are read from lastEditInputState,
+ * while action commands are read from lastEditActionCommand.
+ *
+ * If repeatForInsert is true, then the function was called by
+ * exitInsertMode to repeat the insert mode changes the user just made. The
+ * corresponding enterInsertMode call was made with a count.
+ */
+ function repeatLastEdit(cm, vim, repeat, repeatForInsert) {
+ var macroModeState = vimGlobalState.macroModeState;
+ macroModeState.isPlaying = true;
+ var isAction = !!vim.lastEditActionCommand;
+ var cachedInputState = vim.inputState;
+ function repeatCommand() {
+ if (isAction) {
+ commandDispatcher.processAction(cm, vim, vim.lastEditActionCommand);
+ } else {
+ commandDispatcher.evalInput(cm, vim);
+ }
+ }
+ function repeatInsert(repeat) {
+ if (macroModeState.lastInsertModeChanges.changes.length > 0) {
+ // For some reason, repeat cw in desktop VIM does not repeat
+ // insert mode changes. Will conform to that behavior.
+ repeat = !vim.lastEditActionCommand ? 1 : repeat;
+ var changeObject = macroModeState.lastInsertModeChanges;
+ repeatInsertModeChanges(cm, changeObject.changes, repeat);
+ }
+ }
+ vim.inputState = vim.lastEditInputState;
+ if (isAction && vim.lastEditActionCommand.interlaceInsertRepeat) {
+ // o and O repeat have to be interlaced with insert repeats so that the
+ // insertions appear on separate lines instead of the last line.
+ for (var i = 0; i < repeat; i++) {
+ repeatCommand();
+ repeatInsert(1);
+ }
+ } else {
+ if (!repeatForInsert) {
+ // Hack to get the cursor to end up at the right place. If I is
+ // repeated in insert mode repeat, cursor will be 1 insert
+ // change set left of where it should be.
+ repeatCommand();
+ }
+ repeatInsert(repeat);
+ }
+ vim.inputState = cachedInputState;
+ if (vim.insertMode && !repeatForInsert) {
+ // Don't exit insert mode twice. If repeatForInsert is set, then we
+ // were called by an exitInsertMode call lower on the stack.
+ exitInsertMode(cm);
+ }
+ macroModeState.isPlaying = false;
+ };
+
+ function repeatInsertModeChanges(cm, changes, repeat) {
+ function keyHandler(binding) {
+ if (typeof binding == 'string') {
+ CodeMirror.commands[binding](cm);
+ } else {
+ binding(cm);
+ }
+ return true;
+ }
+ var head = cm.getCursor('head');
+ var inVisualBlock = vimGlobalState.macroModeState.lastInsertModeChanges.inVisualBlock;
+ if (inVisualBlock) {
+ // Set up block selection again for repeating the changes.
+ var vim = cm.state.vim;
+ var lastSel = vim.lastSelection;
+ var offset = getOffset(lastSel.anchor, lastSel.head);
+ selectForInsert(cm, head, offset.line + 1);
+ repeat = cm.listSelections().length;
+ cm.setCursor(head);
+ }
+ for (var i = 0; i < repeat; i++) {
+ if (inVisualBlock) {
+ cm.setCursor(offsetCursor(head, i, 0));
+ }
+ for (var j = 0; j < changes.length; j++) {
+ var change = changes[j];
+ if (change instanceof InsertModeKey) {
+ CodeMirror.lookupKey(change.keyName, 'vim-insert', keyHandler);
+ } else {
+ var cur = cm.getCursor();
+ cm.replaceRange(change, cur, cur);
+ }
+ }
+ }
+ if (inVisualBlock) {
+ cm.setCursor(offsetCursor(head, 0, 1));
+ }
+ }
+
+ resetVimGlobalState();
+ return vimApi;
+ };
+ // Initialize Vim and make it available as an API.
+ CodeMirror.Vim = Vim();
+ });
+
+
+/***/ },
+/* 18 */
+/***/ function(module, exports, __webpack_require__) {
+
+ // CodeMirror, copyright (c) by Marijn Haverbeke and others
+ // Distributed under an MIT license: http://codemirror.net/LICENSE
+
+ // A rough approximation of Sublime Text's keybindings
+ // Depends on addon/search/searchcursor.js and optionally addon/dialog/dialogs.js
+
+ (function(mod) {
+ if (true) // CommonJS
+ mod(__webpack_require__(2), __webpack_require__(3), __webpack_require__(5));
+ else if (typeof define == "function" && define.amd) // AMD
+ define(["../lib/codemirror", "../addon/search/searchcursor", "../addon/edit/matchbrackets"], mod);
+ else // Plain browser env
+ mod(CodeMirror);
+ })(function(CodeMirror) {
+ "use strict";
+
+ var map = CodeMirror.keyMap.sublime = {fallthrough: "default"};
+ var cmds = CodeMirror.commands;
+ var Pos = CodeMirror.Pos;
+ var mac = CodeMirror.keyMap["default"] == CodeMirror.keyMap.macDefault;
+ var ctrl = mac ? "Cmd-" : "Ctrl-";
+
+ // This is not exactly Sublime's algorithm. I couldn't make heads or tails of that.
+ function findPosSubword(doc, start, dir) {
+ if (dir < 0 && start.ch == 0) return doc.clipPos(Pos(start.line - 1));
+ var line = doc.getLine(start.line);
+ if (dir > 0 && start.ch >= line.length) return doc.clipPos(Pos(start.line + 1, 0));
+ var state = "start", type;
+ for (var pos = start.ch, e = dir < 0 ? 0 : line.length, i = 0; pos != e; pos += dir, i++) {
+ var next = line.charAt(dir < 0 ? pos - 1 : pos);
+ var cat = next != "_" && CodeMirror.isWordChar(next) ? "w" : "o";
+ if (cat == "w" && next.toUpperCase() == next) cat = "W";
+ if (state == "start") {
+ if (cat != "o") { state = "in"; type = cat; }
+ } else if (state == "in") {
+ if (type != cat) {
+ if (type == "w" && cat == "W" && dir < 0) pos--;
+ if (type == "W" && cat == "w" && dir > 0) { type = "w"; continue; }
+ break;
+ }
+ }
+ }
+ return Pos(start.line, pos);
+ }
+
+ function moveSubword(cm, dir) {
+ cm.extendSelectionsBy(function(range) {
+ if (cm.display.shift || cm.doc.extend || range.empty())
+ return findPosSubword(cm.doc, range.head, dir);
+ else
+ return dir < 0 ? range.from() : range.to();
+ });
+ }
+
+ cmds[map["Alt-Left"] = "goSubwordLeft"] = function(cm) { moveSubword(cm, -1); };
+ cmds[map["Alt-Right"] = "goSubwordRight"] = function(cm) { moveSubword(cm, 1); };
+
+ if (mac) map["Cmd-Left"] = "goLineStartSmart";
+
+ var scrollLineCombo = mac ? "Ctrl-Alt-" : "Ctrl-";
+
+ cmds[map[scrollLineCombo + "Up"] = "scrollLineUp"] = function(cm) {
+ var info = cm.getScrollInfo();
+ if (!cm.somethingSelected()) {
+ var visibleBottomLine = cm.lineAtHeight(info.top + info.clientHeight, "local");
+ if (cm.getCursor().line >= visibleBottomLine)
+ cm.execCommand("goLineUp");
+ }
+ cm.scrollTo(null, info.top - cm.defaultTextHeight());
+ };
+ cmds[map[scrollLineCombo + "Down"] = "scrollLineDown"] = function(cm) {
+ var info = cm.getScrollInfo();
+ if (!cm.somethingSelected()) {
+ var visibleTopLine = cm.lineAtHeight(info.top, "local")+1;
+ if (cm.getCursor().line <= visibleTopLine)
+ cm.execCommand("goLineDown");
+ }
+ cm.scrollTo(null, info.top + cm.defaultTextHeight());
+ };
+
+ cmds[map["Shift-" + ctrl + "L"] = "splitSelectionByLine"] = function(cm) {
+ var ranges = cm.listSelections(), lineRanges = [];
+ for (var i = 0; i < ranges.length; i++) {
+ var from = ranges[i].from(), to = ranges[i].to();
+ for (var line = from.line; line <= to.line; ++line)
+ if (!(to.line > from.line && line == to.line && to.ch == 0))
+ lineRanges.push({anchor: line == from.line ? from : Pos(line, 0),
+ head: line == to.line ? to : Pos(line)});
+ }
+ cm.setSelections(lineRanges, 0);
+ };
+
+ map["Shift-Tab"] = "indentLess";
+
+ cmds[map["Esc"] = "singleSelectionTop"] = function(cm) {
+ var range = cm.listSelections()[0];
+ cm.setSelection(range.anchor, range.head, {scroll: false});
+ };
+
+ cmds[map[ctrl + "L"] = "selectLine"] = function(cm) {
+ var ranges = cm.listSelections(), extended = [];
+ for (var i = 0; i < ranges.length; i++) {
+ var range = ranges[i];
+ extended.push({anchor: Pos(range.from().line, 0),
+ head: Pos(range.to().line + 1, 0)});
+ }
+ cm.setSelections(extended);
+ };
+
+ map["Shift-Ctrl-K"] = "deleteLine";
+
+ function insertLine(cm, above) {
+ if (cm.isReadOnly()) return CodeMirror.Pass
+ cm.operation(function() {
+ var len = cm.listSelections().length, newSelection = [], last = -1;
+ for (var i = 0; i < len; i++) {
+ var head = cm.listSelections()[i].head;
+ if (head.line <= last) continue;
+ var at = Pos(head.line + (above ? 0 : 1), 0);
+ cm.replaceRange("\n", at, null, "+insertLine");
+ cm.indentLine(at.line, null, true);
+ newSelection.push({head: at, anchor: at});
+ last = head.line + 1;
+ }
+ cm.setSelections(newSelection);
+ });
+ cm.execCommand("indentAuto");
+ }
+
+ cmds[map[ctrl + "Enter"] = "insertLineAfter"] = function(cm) { return insertLine(cm, false); };
+
+ cmds[map["Shift-" + ctrl + "Enter"] = "insertLineBefore"] = function(cm) { return insertLine(cm, true); };
+
+ function wordAt(cm, pos) {
+ var start = pos.ch, end = start, line = cm.getLine(pos.line);
+ while (start && CodeMirror.isWordChar(line.charAt(start - 1))) --start;
+ while (end < line.length && CodeMirror.isWordChar(line.charAt(end))) ++end;
+ return {from: Pos(pos.line, start), to: Pos(pos.line, end), word: line.slice(start, end)};
+ }
+
+ cmds[map[ctrl + "D"] = "selectNextOccurrence"] = function(cm) {
+ var from = cm.getCursor("from"), to = cm.getCursor("to");
+ var fullWord = cm.state.sublimeFindFullWord == cm.doc.sel;
+ if (CodeMirror.cmpPos(from, to) == 0) {
+ var word = wordAt(cm, from);
+ if (!word.word) return;
+ cm.setSelection(word.from, word.to);
+ fullWord = true;
+ } else {
+ var text = cm.getRange(from, to);
+ var query = fullWord ? new RegExp("\\b" + text + "\\b") : text;
+ var cur = cm.getSearchCursor(query, to);
+ if (cur.findNext()) {
+ cm.addSelection(cur.from(), cur.to());
+ } else {
+ cur = cm.getSearchCursor(query, Pos(cm.firstLine(), 0));
+ if (cur.findNext())
+ cm.addSelection(cur.from(), cur.to());
+ }
+ }
+ if (fullWord)
+ cm.state.sublimeFindFullWord = cm.doc.sel;
+ };
+
+ var mirror = "(){}[]";
+ function selectBetweenBrackets(cm) {
+ var pos = cm.getCursor(), opening = cm.scanForBracket(pos, -1);
+ if (!opening) return;
+ for (;;) {
+ var closing = cm.scanForBracket(pos, 1);
+ if (!closing) return;
+ if (closing.ch == mirror.charAt(mirror.indexOf(opening.ch) + 1)) {
+ cm.setSelection(Pos(opening.pos.line, opening.pos.ch + 1), closing.pos, false);
+ return true;
+ }
+ pos = Pos(closing.pos.line, closing.pos.ch + 1);
+ }
+ }
+
+ cmds[map["Shift-" + ctrl + "Space"] = "selectScope"] = function(cm) {
+ selectBetweenBrackets(cm) || cm.execCommand("selectAll");
+ };
+ cmds[map["Shift-" + ctrl + "M"] = "selectBetweenBrackets"] = function(cm) {
+ if (!selectBetweenBrackets(cm)) return CodeMirror.Pass;
+ };
+
+ cmds[map[ctrl + "M"] = "goToBracket"] = function(cm) {
+ cm.extendSelectionsBy(function(range) {
+ var next = cm.scanForBracket(range.head, 1);
+ if (next && CodeMirror.cmpPos(next.pos, range.head) != 0) return next.pos;
+ var prev = cm.scanForBracket(range.head, -1);
+ return prev && Pos(prev.pos.line, prev.pos.ch + 1) || range.head;
+ });
+ };
+
+ var swapLineCombo = mac ? "Cmd-Ctrl-" : "Shift-Ctrl-";
+
+ cmds[map[swapLineCombo + "Up"] = "swapLineUp"] = function(cm) {
+ if (cm.isReadOnly()) return CodeMirror.Pass
+ var ranges = cm.listSelections(), linesToMove = [], at = cm.firstLine() - 1, newSels = [];
+ for (var i = 0; i < ranges.length; i++) {
+ var range = ranges[i], from = range.from().line - 1, to = range.to().line;
+ newSels.push({anchor: Pos(range.anchor.line - 1, range.anchor.ch),
+ head: Pos(range.head.line - 1, range.head.ch)});
+ if (range.to().ch == 0 && !range.empty()) --to;
+ if (from > at) linesToMove.push(from, to);
+ else if (linesToMove.length) linesToMove[linesToMove.length - 1] = to;
+ at = to;
+ }
+ cm.operation(function() {
+ for (var i = 0; i < linesToMove.length; i += 2) {
+ var from = linesToMove[i], to = linesToMove[i + 1];
+ var line = cm.getLine(from);
+ cm.replaceRange("", Pos(from, 0), Pos(from + 1, 0), "+swapLine");
+ if (to > cm.lastLine())
+ cm.replaceRange("\n" + line, Pos(cm.lastLine()), null, "+swapLine");
+ else
+ cm.replaceRange(line + "\n", Pos(to, 0), null, "+swapLine");
+ }
+ cm.setSelections(newSels);
+ cm.scrollIntoView();
+ });
+ };
+
+ cmds[map[swapLineCombo + "Down"] = "swapLineDown"] = function(cm) {
+ if (cm.isReadOnly()) return CodeMirror.Pass
+ var ranges = cm.listSelections(), linesToMove = [], at = cm.lastLine() + 1;
+ for (var i = ranges.length - 1; i >= 0; i--) {
+ var range = ranges[i], from = range.to().line + 1, to = range.from().line;
+ if (range.to().ch == 0 && !range.empty()) from--;
+ if (from < at) linesToMove.push(from, to);
+ else if (linesToMove.length) linesToMove[linesToMove.length - 1] = to;
+ at = to;
+ }
+ cm.operation(function() {
+ for (var i = linesToMove.length - 2; i >= 0; i -= 2) {
+ var from = linesToMove[i], to = linesToMove[i + 1];
+ var line = cm.getLine(from);
+ if (from == cm.lastLine())
+ cm.replaceRange("", Pos(from - 1), Pos(from), "+swapLine");
+ else
+ cm.replaceRange("", Pos(from, 0), Pos(from + 1, 0), "+swapLine");
+ cm.replaceRange(line + "\n", Pos(to, 0), null, "+swapLine");
+ }
+ cm.scrollIntoView();
+ });
+ };
+
+ cmds[map[ctrl + "/"] = "toggleCommentIndented"] = function(cm) {
+ cm.toggleComment({ indent: true });
+ }
+
+ cmds[map[ctrl + "J"] = "joinLines"] = function(cm) {
+ var ranges = cm.listSelections(), joined = [];
+ for (var i = 0; i < ranges.length; i++) {
+ var range = ranges[i], from = range.from();
+ var start = from.line, end = range.to().line;
+ while (i < ranges.length - 1 && ranges[i + 1].from().line == end)
+ end = ranges[++i].to().line;
+ joined.push({start: start, end: end, anchor: !range.empty() && from});
+ }
+ cm.operation(function() {
+ var offset = 0, ranges = [];
+ for (var i = 0; i < joined.length; i++) {
+ var obj = joined[i];
+ var anchor = obj.anchor && Pos(obj.anchor.line - offset, obj.anchor.ch), head;
+ for (var line = obj.start; line <= obj.end; line++) {
+ var actual = line - offset;
+ if (line == obj.end) head = Pos(actual, cm.getLine(actual).length + 1);
+ if (actual < cm.lastLine()) {
+ cm.replaceRange(" ", Pos(actual), Pos(actual + 1, /^\s*/.exec(cm.getLine(actual + 1))[0].length));
+ ++offset;
+ }
+ }
+ ranges.push({anchor: anchor || head, head: head});
+ }
+ cm.setSelections(ranges, 0);
+ });
+ };
+
+ cmds[map["Shift-" + ctrl + "D"] = "duplicateLine"] = function(cm) {
+ cm.operation(function() {
+ var rangeCount = cm.listSelections().length;
+ for (var i = 0; i < rangeCount; i++) {
+ var range = cm.listSelections()[i];
+ if (range.empty())
+ cm.replaceRange(cm.getLine(range.head.line) + "\n", Pos(range.head.line, 0));
+ else
+ cm.replaceRange(cm.getRange(range.from(), range.to()), range.from());
+ }
+ cm.scrollIntoView();
+ });
+ };
+
+ map[ctrl + "T"] = "transposeChars";
+
+ function sortLines(cm, caseSensitive) {
+ if (cm.isReadOnly()) return CodeMirror.Pass
+ var ranges = cm.listSelections(), toSort = [], selected;
+ for (var i = 0; i < ranges.length; i++) {
+ var range = ranges[i];
+ if (range.empty()) continue;
+ var from = range.from().line, to = range.to().line;
+ while (i < ranges.length - 1 && ranges[i + 1].from().line == to)
+ to = range[++i].to().line;
+ toSort.push(from, to);
+ }
+ if (toSort.length) selected = true;
+ else toSort.push(cm.firstLine(), cm.lastLine());
+
+ cm.operation(function() {
+ var ranges = [];
+ for (var i = 0; i < toSort.length; i += 2) {
+ var from = toSort[i], to = toSort[i + 1];
+ var start = Pos(from, 0), end = Pos(to);
+ var lines = cm.getRange(start, end, false);
+ if (caseSensitive)
+ lines.sort();
+ else
+ lines.sort(function(a, b) {
+ var au = a.toUpperCase(), bu = b.toUpperCase();
+ if (au != bu) { a = au; b = bu; }
+ return a < b ? -1 : a == b ? 0 : 1;
+ });
+ cm.replaceRange(lines, start, end);
+ if (selected) ranges.push({anchor: start, head: end});
+ }
+ if (selected) cm.setSelections(ranges, 0);
+ });
+ }
+
+ cmds[map["F9"] = "sortLines"] = function(cm) { sortLines(cm, true); };
+ cmds[map[ctrl + "F9"] = "sortLinesInsensitive"] = function(cm) { sortLines(cm, false); };
+
+ cmds[map["F2"] = "nextBookmark"] = function(cm) {
+ var marks = cm.state.sublimeBookmarks;
+ if (marks) while (marks.length) {
+ var current = marks.shift();
+ var found = current.find();
+ if (found) {
+ marks.push(current);
+ return cm.setSelection(found.from, found.to);
+ }
+ }
+ };
+
+ cmds[map["Shift-F2"] = "prevBookmark"] = function(cm) {
+ var marks = cm.state.sublimeBookmarks;
+ if (marks) while (marks.length) {
+ marks.unshift(marks.pop());
+ var found = marks[marks.length - 1].find();
+ if (!found)
+ marks.pop();
+ else
+ return cm.setSelection(found.from, found.to);
+ }
+ };
+
+ cmds[map[ctrl + "F2"] = "toggleBookmark"] = function(cm) {
+ var ranges = cm.listSelections();
+ var marks = cm.state.sublimeBookmarks || (cm.state.sublimeBookmarks = []);
+ for (var i = 0; i < ranges.length; i++) {
+ var from = ranges[i].from(), to = ranges[i].to();
+ var found = cm.findMarks(from, to);
+ for (var j = 0; j < found.length; j++) {
+ if (found[j].sublimeBookmark) {
+ found[j].clear();
+ for (var k = 0; k < marks.length; k++)
+ if (marks[k] == found[j])
+ marks.splice(k--, 1);
+ break;
+ }
+ }
+ if (j == found.length)
+ marks.push(cm.markText(from, to, {sublimeBookmark: true, clearWhenEmpty: false}));
+ }
+ };
+
+ cmds[map["Shift-" + ctrl + "F2"] = "clearBookmarks"] = function(cm) {
+ var marks = cm.state.sublimeBookmarks;
+ if (marks) for (var i = 0; i < marks.length; i++) marks[i].clear();
+ marks.length = 0;
+ };
+
+ cmds[map["Alt-F2"] = "selectBookmarks"] = function(cm) {
+ var marks = cm.state.sublimeBookmarks, ranges = [];
+ if (marks) for (var i = 0; i < marks.length; i++) {
+ var found = marks[i].find();
+ if (!found)
+ marks.splice(i--, 0);
+ else
+ ranges.push({anchor: found.from, head: found.to});
+ }
+ if (ranges.length)
+ cm.setSelections(ranges, 0);
+ };
+
+ map["Alt-Q"] = "wrapLines";
+
+ var cK = ctrl + "K ";
+
+ function modifyWordOrSelection(cm, mod) {
+ cm.operation(function() {
+ var ranges = cm.listSelections(), indices = [], replacements = [];
+ for (var i = 0; i < ranges.length; i++) {
+ var range = ranges[i];
+ if (range.empty()) { indices.push(i); replacements.push(""); }
+ else replacements.push(mod(cm.getRange(range.from(), range.to())));
+ }
+ cm.replaceSelections(replacements, "around", "case");
+ for (var i = indices.length - 1, at; i >= 0; i--) {
+ var range = ranges[indices[i]];
+ if (at && CodeMirror.cmpPos(range.head, at) > 0) continue;
+ var word = wordAt(cm, range.head);
+ at = word.from;
+ cm.replaceRange(mod(word.word), word.from, word.to);
+ }
+ });
+ }
+
+ map[cK + ctrl + "Backspace"] = "delLineLeft";
+
+ cmds[map["Backspace"] = "smartBackspace"] = function(cm) {
+ if (cm.somethingSelected()) return CodeMirror.Pass;
+
+ cm.operation(function() {
+ var cursors = cm.listSelections();
+ var indentUnit = cm.getOption("indentUnit");
+
+ for (var i = cursors.length - 1; i >= 0; i--) {
+ var cursor = cursors[i].head;
+ var toStartOfLine = cm.getRange({line: cursor.line, ch: 0}, cursor);
+ var column = CodeMirror.countColumn(toStartOfLine, null, cm.getOption("tabSize"));
+
+ // Delete by one character by default
+ var deletePos = cm.findPosH(cursor, -1, "char", false);
+
+ if (toStartOfLine && !/\S/.test(toStartOfLine) && column % indentUnit == 0) {
+ var prevIndent = new Pos(cursor.line,
+ CodeMirror.findColumn(toStartOfLine, column - indentUnit, indentUnit));
+
+ // Smart delete only if we found a valid prevIndent location
+ if (prevIndent.ch != cursor.ch) deletePos = prevIndent;
+ }
+
+ cm.replaceRange("", deletePos, cursor, "+delete");
+ }
+ });
+ };
+
+ cmds[map[cK + ctrl + "K"] = "delLineRight"] = function(cm) {
+ cm.operation(function() {
+ var ranges = cm.listSelections();
+ for (var i = ranges.length - 1; i >= 0; i--)
+ cm.replaceRange("", ranges[i].anchor, Pos(ranges[i].to().line), "+delete");
+ cm.scrollIntoView();
+ });
+ };
+
+ cmds[map[cK + ctrl + "U"] = "upcaseAtCursor"] = function(cm) {
+ modifyWordOrSelection(cm, function(str) { return str.toUpperCase(); });
+ };
+ cmds[map[cK + ctrl + "L"] = "downcaseAtCursor"] = function(cm) {
+ modifyWordOrSelection(cm, function(str) { return str.toLowerCase(); });
+ };
+
+ cmds[map[cK + ctrl + "Space"] = "setSublimeMark"] = function(cm) {
+ if (cm.state.sublimeMark) cm.state.sublimeMark.clear();
+ cm.state.sublimeMark = cm.setBookmark(cm.getCursor());
+ };
+ cmds[map[cK + ctrl + "A"] = "selectToSublimeMark"] = function(cm) {
+ var found = cm.state.sublimeMark && cm.state.sublimeMark.find();
+ if (found) cm.setSelection(cm.getCursor(), found);
+ };
+ cmds[map[cK + ctrl + "W"] = "deleteToSublimeMark"] = function(cm) {
+ var found = cm.state.sublimeMark && cm.state.sublimeMark.find();
+ if (found) {
+ var from = cm.getCursor(), to = found;
+ if (CodeMirror.cmpPos(from, to) > 0) { var tmp = to; to = from; from = tmp; }
+ cm.state.sublimeKilled = cm.getRange(from, to);
+ cm.replaceRange("", from, to);
+ }
+ };
+ cmds[map[cK + ctrl + "X"] = "swapWithSublimeMark"] = function(cm) {
+ var found = cm.state.sublimeMark && cm.state.sublimeMark.find();
+ if (found) {
+ cm.state.sublimeMark.clear();
+ cm.state.sublimeMark = cm.setBookmark(cm.getCursor());
+ cm.setCursor(found);
+ }
+ };
+ cmds[map[cK + ctrl + "Y"] = "sublimeYank"] = function(cm) {
+ if (cm.state.sublimeKilled != null)
+ cm.replaceSelection(cm.state.sublimeKilled, null, "paste");
+ };
+
+ map[cK + ctrl + "G"] = "clearBookmarks";
+ cmds[map[cK + ctrl + "C"] = "showInCenter"] = function(cm) {
+ var pos = cm.cursorCoords(null, "local");
+ cm.scrollTo(null, (pos.top + pos.bottom) / 2 - cm.getScrollInfo().clientHeight / 2);
+ };
+
+ var selectLinesCombo = mac ? "Ctrl-Shift-" : "Ctrl-Alt-";
+ cmds[map[selectLinesCombo + "Up"] = "selectLinesUpward"] = function(cm) {
+ cm.operation(function() {
+ var ranges = cm.listSelections();
+ for (var i = 0; i < ranges.length; i++) {
+ var range = ranges[i];
+ if (range.head.line > cm.firstLine())
+ cm.addSelection(Pos(range.head.line - 1, range.head.ch));
+ }
+ });
+ };
+ cmds[map[selectLinesCombo + "Down"] = "selectLinesDownward"] = function(cm) {
+ cm.operation(function() {
+ var ranges = cm.listSelections();
+ for (var i = 0; i < ranges.length; i++) {
+ var range = ranges[i];
+ if (range.head.line < cm.lastLine())
+ cm.addSelection(Pos(range.head.line + 1, range.head.ch));
+ }
+ });
+ };
+
+ function getTarget(cm) {
+ var from = cm.getCursor("from"), to = cm.getCursor("to");
+ if (CodeMirror.cmpPos(from, to) == 0) {
+ var word = wordAt(cm, from);
+ if (!word.word) return;
+ from = word.from;
+ to = word.to;
+ }
+ return {from: from, to: to, query: cm.getRange(from, to), word: word};
+ }
+
+ function findAndGoTo(cm, forward) {
+ var target = getTarget(cm);
+ if (!target) return;
+ var query = target.query;
+ var cur = cm.getSearchCursor(query, forward ? target.to : target.from);
+
+ if (forward ? cur.findNext() : cur.findPrevious()) {
+ cm.setSelection(cur.from(), cur.to());
+ } else {
+ cur = cm.getSearchCursor(query, forward ? Pos(cm.firstLine(), 0)
+ : cm.clipPos(Pos(cm.lastLine())));
+ if (forward ? cur.findNext() : cur.findPrevious())
+ cm.setSelection(cur.from(), cur.to());
+ else if (target.word)
+ cm.setSelection(target.from, target.to);
+ }
+ };
+ cmds[map[ctrl + "F3"] = "findUnder"] = function(cm) { findAndGoTo(cm, true); };
+ cmds[map["Shift-" + ctrl + "F3"] = "findUnderPrevious"] = function(cm) { findAndGoTo(cm,false); };
+ cmds[map["Alt-F3"] = "findAllUnder"] = function(cm) {
+ var target = getTarget(cm);
+ if (!target) return;
+ var cur = cm.getSearchCursor(target.query);
+ var matches = [];
+ var primaryIndex = -1;
+ while (cur.findNext()) {
+ matches.push({anchor: cur.from(), head: cur.to()});
+ if (cur.from().line <= target.from.line && cur.from().ch <= target.from.ch)
+ primaryIndex++;
+ }
+ cm.setSelections(matches, primaryIndex);
+ };
+
+ map["Shift-" + ctrl + "["] = "fold";
+ map["Shift-" + ctrl + "]"] = "unfold";
+ map[cK + ctrl + "0"] = map[cK + ctrl + "j"] = "unfoldAll";
+
+ map[ctrl + "I"] = "findIncremental";
+ map["Shift-" + ctrl + "I"] = "findIncrementalReverse";
+ map[ctrl + "H"] = "replace";
+ map["F3"] = "findNext";
+ map["Shift-F3"] = "findPrev";
+
+ CodeMirror.normalizeKeyMap(map);
+ });
+
+
+/***/ },
+/* 19 */
+/***/ function(module, exports, __webpack_require__) {
+
+ // CodeMirror, copyright (c) by Marijn Haverbeke and others
+ // Distributed under an MIT license: http://codemirror.net/LICENSE
+
+ (function(mod) {
+ if (true) // CommonJS
+ mod(__webpack_require__(2));
+ else if (typeof define == "function" && define.amd) // AMD
+ define(["../../lib/codemirror"], mod);
+ else // Plain browser env
+ mod(CodeMirror);
+ })(function(CodeMirror) {
+ "use strict";
+
+ function doFold(cm, pos, options, force) {
+ if (options && options.call) {
+ var finder = options;
+ options = null;
+ } else {
+ var finder = getOption(cm, options, "rangeFinder");
+ }
+ if (typeof pos == "number") pos = CodeMirror.Pos(pos, 0);
+ var minSize = getOption(cm, options, "minFoldSize");
+
+ function getRange(allowFolded) {
+ var range = finder(cm, pos);
+ if (!range || range.to.line - range.from.line < minSize) return null;
+ var marks = cm.findMarksAt(range.from);
+ for (var i = 0; i < marks.length; ++i) {
+ if (marks[i].__isFold && force !== "fold") {
+ if (!allowFolded) return null;
+ range.cleared = true;
+ marks[i].clear();
+ }
+ }
+ return range;
+ }
+
+ var range = getRange(true);
+ if (getOption(cm, options, "scanUp")) while (!range && pos.line > cm.firstLine()) {
+ pos = CodeMirror.Pos(pos.line - 1, 0);
+ range = getRange(false);
+ }
+ if (!range || range.cleared || force === "unfold") return;
+
+ var myWidget = makeWidget(cm, options);
+ CodeMirror.on(myWidget, "mousedown", function(e) {
+ myRange.clear();
+ CodeMirror.e_preventDefault(e);
+ });
+ var myRange = cm.markText(range.from, range.to, {
+ replacedWith: myWidget,
+ clearOnEnter: getOption(cm, options, "clearOnEnter"),
+ __isFold: true
+ });
+ myRange.on("clear", function(from, to) {
+ CodeMirror.signal(cm, "unfold", cm, from, to);
+ });
+ CodeMirror.signal(cm, "fold", cm, range.from, range.to);
+ }
+
+ function makeWidget(cm, options) {
+ var widget = getOption(cm, options, "widget");
+ if (typeof widget == "string") {
+ var text = document.createTextNode(widget);
+ widget = document.createElement("span");
+ widget.appendChild(text);
+ widget.className = "CodeMirror-foldmarker";
+ }
+ return widget;
+ }
+
+ // Clumsy backwards-compatible interface
+ CodeMirror.newFoldFunction = function(rangeFinder, widget) {
+ return function(cm, pos) { doFold(cm, pos, {rangeFinder: rangeFinder, widget: widget}); };
+ };
+
+ // New-style interface
+ CodeMirror.defineExtension("foldCode", function(pos, options, force) {
+ doFold(this, pos, options, force);
+ });
+
+ CodeMirror.defineExtension("isFolded", function(pos) {
+ var marks = this.findMarksAt(pos);
+ for (var i = 0; i < marks.length; ++i)
+ if (marks[i].__isFold) return true;
+ });
+
+ CodeMirror.commands.toggleFold = function(cm) {
+ cm.foldCode(cm.getCursor());
+ };
+ CodeMirror.commands.fold = function(cm) {
+ cm.foldCode(cm.getCursor(), null, "fold");
+ };
+ CodeMirror.commands.unfold = function(cm) {
+ cm.foldCode(cm.getCursor(), null, "unfold");
+ };
+ CodeMirror.commands.foldAll = function(cm) {
+ cm.operation(function() {
+ for (var i = cm.firstLine(), e = cm.lastLine(); i <= e; i++)
+ cm.foldCode(CodeMirror.Pos(i, 0), null, "fold");
+ });
+ };
+ CodeMirror.commands.unfoldAll = function(cm) {
+ cm.operation(function() {
+ for (var i = cm.firstLine(), e = cm.lastLine(); i <= e; i++)
+ cm.foldCode(CodeMirror.Pos(i, 0), null, "unfold");
+ });
+ };
+
+ CodeMirror.registerHelper("fold", "combine", function() {
+ var funcs = Array.prototype.slice.call(arguments, 0);
+ return function(cm, start) {
+ for (var i = 0; i < funcs.length; ++i) {
+ var found = funcs[i](cm, start);
+ if (found) return found;
+ }
+ };
+ });
+
+ CodeMirror.registerHelper("fold", "auto", function(cm, start) {
+ var helpers = cm.getHelpers(start, "fold");
+ for (var i = 0; i < helpers.length; i++) {
+ var cur = helpers[i](cm, start);
+ if (cur) return cur;
+ }
+ });
+
+ var defaultOptions = {
+ rangeFinder: CodeMirror.fold.auto,
+ widget: "\u2194",
+ minFoldSize: 0,
+ scanUp: false,
+ clearOnEnter: true
+ };
+
+ CodeMirror.defineOption("foldOptions", null);
+
+ function getOption(cm, options, name) {
+ if (options && options[name] !== undefined)
+ return options[name];
+ var editorOptions = cm.options.foldOptions;
+ if (editorOptions && editorOptions[name] !== undefined)
+ return editorOptions[name];
+ return defaultOptions[name];
+ }
+
+ CodeMirror.defineExtension("foldOption", function(options, name) {
+ return getOption(this, options, name);
+ });
+ });
+
+
+/***/ },
+/* 20 */
+/***/ function(module, exports, __webpack_require__) {
+
+ // CodeMirror, copyright (c) by Marijn Haverbeke and others
+ // Distributed under an MIT license: http://codemirror.net/LICENSE
+
+ (function(mod) {
+ if (true) // CommonJS
+ mod(__webpack_require__(2));
+ else if (typeof define == "function" && define.amd) // AMD
+ define(["../../lib/codemirror"], mod);
+ else // Plain browser env
+ mod(CodeMirror);
+ })(function(CodeMirror) {
+ "use strict";
+
+ CodeMirror.registerHelper("fold", "brace", function(cm, start) {
+ var line = start.line, lineText = cm.getLine(line);
+ var tokenType;
+
+ function findOpening(openCh) {
+ for (var at = start.ch, pass = 0;;) {
+ var found = at <= 0 ? -1 : lineText.lastIndexOf(openCh, at - 1);
+ if (found == -1) {
+ if (pass == 1) break;
+ pass = 1;
+ at = lineText.length;
+ continue;
+ }
+ if (pass == 1 && found < start.ch) break;
+ tokenType = cm.getTokenTypeAt(CodeMirror.Pos(line, found + 1));
+ if (!/^(comment|string)/.test(tokenType)) return found + 1;
+ at = found - 1;
+ }
+ }
+
+ var startToken = "{", endToken = "}", startCh = findOpening("{");
+ if (startCh == null) {
+ startToken = "[", endToken = "]";
+ startCh = findOpening("[");
+ }
+
+ if (startCh == null) return;
+ var count = 1, lastLine = cm.lastLine(), end, endCh;
+ outer: for (var i = line; i <= lastLine; ++i) {
+ var text = cm.getLine(i), pos = i == line ? startCh : 0;
+ for (;;) {
+ var nextOpen = text.indexOf(startToken, pos), nextClose = text.indexOf(endToken, pos);
+ if (nextOpen < 0) nextOpen = text.length;
+ if (nextClose < 0) nextClose = text.length;
+ pos = Math.min(nextOpen, nextClose);
+ if (pos == text.length) break;
+ if (cm.getTokenTypeAt(CodeMirror.Pos(i, pos + 1)) == tokenType) {
+ if (pos == nextOpen) ++count;
+ else if (!--count) { end = i; endCh = pos; break outer; }
+ }
+ ++pos;
+ }
+ }
+ if (end == null || line == end && endCh == startCh) return;
+ return {from: CodeMirror.Pos(line, startCh),
+ to: CodeMirror.Pos(end, endCh)};
+ });
+
+ CodeMirror.registerHelper("fold", "import", function(cm, start) {
+ function hasImport(line) {
+ if (line < cm.firstLine() || line > cm.lastLine()) return null;
+ var start = cm.getTokenAt(CodeMirror.Pos(line, 1));
+ if (!/\S/.test(start.string)) start = cm.getTokenAt(CodeMirror.Pos(line, start.end + 1));
+ if (start.type != "keyword" || start.string != "import") return null;
+ // Now find closing semicolon, return its position
+ for (var i = line, e = Math.min(cm.lastLine(), line + 10); i <= e; ++i) {
+ var text = cm.getLine(i), semi = text.indexOf(";");
+ if (semi != -1) return {startCh: start.end, end: CodeMirror.Pos(i, semi)};
+ }
+ }
+
+ var startLine = start.line, has = hasImport(startLine), prev;
+ if (!has || hasImport(startLine - 1) || ((prev = hasImport(startLine - 2)) && prev.end.line == startLine - 1))
+ return null;
+ for (var end = has.end;;) {
+ var next = hasImport(end.line + 1);
+ if (next == null) break;
+ end = next.end;
+ }
+ return {from: cm.clipPos(CodeMirror.Pos(startLine, has.startCh + 1)), to: end};
+ });
+
+ CodeMirror.registerHelper("fold", "include", function(cm, start) {
+ function hasInclude(line) {
+ if (line < cm.firstLine() || line > cm.lastLine()) return null;
+ var start = cm.getTokenAt(CodeMirror.Pos(line, 1));
+ if (!/\S/.test(start.string)) start = cm.getTokenAt(CodeMirror.Pos(line, start.end + 1));
+ if (start.type == "meta" && start.string.slice(0, 8) == "#include") return start.start + 8;
+ }
+
+ var startLine = start.line, has = hasInclude(startLine);
+ if (has == null || hasInclude(startLine - 1) != null) return null;
+ for (var end = startLine;;) {
+ var next = hasInclude(end + 1);
+ if (next == null) break;
+ ++end;
+ }
+ return {from: CodeMirror.Pos(startLine, has + 1),
+ to: cm.clipPos(CodeMirror.Pos(end))};
+ });
+
+ });
+
+
+/***/ },
+/* 21 */
+/***/ function(module, exports, __webpack_require__) {
+
+ // CodeMirror, copyright (c) by Marijn Haverbeke and others
+ // Distributed under an MIT license: http://codemirror.net/LICENSE
+
+ (function(mod) {
+ if (true) // CommonJS
+ mod(__webpack_require__(2));
+ else if (typeof define == "function" && define.amd) // AMD
+ define(["../../lib/codemirror"], mod);
+ else // Plain browser env
+ mod(CodeMirror);
+ })(function(CodeMirror) {
+ "use strict";
+
+ CodeMirror.registerGlobalHelper("fold", "comment", function(mode) {
+ return mode.blockCommentStart && mode.blockCommentEnd;
+ }, function(cm, start) {
+ var mode = cm.getModeAt(start), startToken = mode.blockCommentStart, endToken = mode.blockCommentEnd;
+ if (!startToken || !endToken) return;
+ var line = start.line, lineText = cm.getLine(line);
+
+ var startCh;
+ for (var at = start.ch, pass = 0;;) {
+ var found = at <= 0 ? -1 : lineText.lastIndexOf(startToken, at - 1);
+ if (found == -1) {
+ if (pass == 1) return;
+ pass = 1;
+ at = lineText.length;
+ continue;
+ }
+ if (pass == 1 && found < start.ch) return;
+ if (/comment/.test(cm.getTokenTypeAt(CodeMirror.Pos(line, found + 1))) &&
+ (found == 0 || lineText.slice(found - endToken.length, found) == endToken ||
+ !/comment/.test(cm.getTokenTypeAt(CodeMirror.Pos(line, found))))) {
+ startCh = found + startToken.length;
+ break;
+ }
+ at = found - 1;
+ }
+
+ var depth = 1, lastLine = cm.lastLine(), end, endCh;
+ outer: for (var i = line; i <= lastLine; ++i) {
+ var text = cm.getLine(i), pos = i == line ? startCh : 0;
+ for (;;) {
+ var nextOpen = text.indexOf(startToken, pos), nextClose = text.indexOf(endToken, pos);
+ if (nextOpen < 0) nextOpen = text.length;
+ if (nextClose < 0) nextClose = text.length;
+ pos = Math.min(nextOpen, nextClose);
+ if (pos == text.length) break;
+ if (pos == nextOpen) ++depth;
+ else if (!--depth) { end = i; endCh = pos; break outer; }
+ ++pos;
+ }
+ }
+ if (end == null || line == end && endCh == startCh) return;
+ return {from: CodeMirror.Pos(line, startCh),
+ to: CodeMirror.Pos(end, endCh)};
+ });
+
+ });
+
+
+/***/ },
+/* 22 */
+/***/ function(module, exports, __webpack_require__) {
+
+ // CodeMirror, copyright (c) by Marijn Haverbeke and others
+ // Distributed under an MIT license: http://codemirror.net/LICENSE
+
+ (function(mod) {
+ if (true) // CommonJS
+ mod(__webpack_require__(2));
+ else if (typeof define == "function" && define.amd) // AMD
+ define(["../../lib/codemirror"], mod);
+ else // Plain browser env
+ mod(CodeMirror);
+ })(function(CodeMirror) {
+ "use strict";
+
+ var Pos = CodeMirror.Pos;
+ function cmp(a, b) { return a.line - b.line || a.ch - b.ch; }
+
+ var nameStartChar = "A-Z_a-z\\u00C0-\\u00D6\\u00D8-\\u00F6\\u00F8-\\u02FF\\u0370-\\u037D\\u037F-\\u1FFF\\u200C-\\u200D\\u2070-\\u218F\\u2C00-\\u2FEF\\u3001-\\uD7FF\\uF900-\\uFDCF\\uFDF0-\\uFFFD";
+ var nameChar = nameStartChar + "\-\:\.0-9\\u00B7\\u0300-\\u036F\\u203F-\\u2040";
+ var xmlTagStart = new RegExp("<(/?)([" + nameStartChar + "][" + nameChar + "]*)", "g");
+
+ function Iter(cm, line, ch, range) {
+ this.line = line; this.ch = ch;
+ this.cm = cm; this.text = cm.getLine(line);
+ this.min = range ? range.from : cm.firstLine();
+ this.max = range ? range.to - 1 : cm.lastLine();
+ }
+
+ function tagAt(iter, ch) {
+ var type = iter.cm.getTokenTypeAt(Pos(iter.line, ch));
+ return type && /\btag\b/.test(type);
+ }
+
+ function nextLine(iter) {
+ if (iter.line >= iter.max) return;
+ iter.ch = 0;
+ iter.text = iter.cm.getLine(++iter.line);
+ return true;
+ }
+ function prevLine(iter) {
+ if (iter.line <= iter.min) return;
+ iter.text = iter.cm.getLine(--iter.line);
+ iter.ch = iter.text.length;
+ return true;
+ }
+
+ function toTagEnd(iter) {
+ for (;;) {
+ var gt = iter.text.indexOf(">", iter.ch);
+ if (gt == -1) { if (nextLine(iter)) continue; else return; }
+ if (!tagAt(iter, gt + 1)) { iter.ch = gt + 1; continue; }
+ var lastSlash = iter.text.lastIndexOf("/", gt);
+ var selfClose = lastSlash > -1 && !/\S/.test(iter.text.slice(lastSlash + 1, gt));
+ iter.ch = gt + 1;
+ return selfClose ? "selfClose" : "regular";
+ }
+ }
+ function toTagStart(iter) {
+ for (;;) {
+ var lt = iter.ch ? iter.text.lastIndexOf("<", iter.ch - 1) : -1;
+ if (lt == -1) { if (prevLine(iter)) continue; else return; }
+ if (!tagAt(iter, lt + 1)) { iter.ch = lt; continue; }
+ xmlTagStart.lastIndex = lt;
+ iter.ch = lt;
+ var match = xmlTagStart.exec(iter.text);
+ if (match && match.index == lt) return match;
+ }
+ }
+
+ function toNextTag(iter) {
+ for (;;) {
+ xmlTagStart.lastIndex = iter.ch;
+ var found = xmlTagStart.exec(iter.text);
+ if (!found) { if (nextLine(iter)) continue; else return; }
+ if (!tagAt(iter, found.index + 1)) { iter.ch = found.index + 1; continue; }
+ iter.ch = found.index + found[0].length;
+ return found;
+ }
+ }
+ function toPrevTag(iter) {
+ for (;;) {
+ var gt = iter.ch ? iter.text.lastIndexOf(">", iter.ch - 1) : -1;
+ if (gt == -1) { if (prevLine(iter)) continue; else return; }
+ if (!tagAt(iter, gt + 1)) { iter.ch = gt; continue; }
+ var lastSlash = iter.text.lastIndexOf("/", gt);
+ var selfClose = lastSlash > -1 && !/\S/.test(iter.text.slice(lastSlash + 1, gt));
+ iter.ch = gt + 1;
+ return selfClose ? "selfClose" : "regular";
+ }
+ }
+
+ function findMatchingClose(iter, tag) {
+ var stack = [];
+ for (;;) {
+ var next = toNextTag(iter), end, startLine = iter.line, startCh = iter.ch - (next ? next[0].length : 0);
+ if (!next || !(end = toTagEnd(iter))) return;
+ if (end == "selfClose") continue;
+ if (next[1]) { // closing tag
+ for (var i = stack.length - 1; i >= 0; --i) if (stack[i] == next[2]) {
+ stack.length = i;
+ break;
+ }
+ if (i < 0 && (!tag || tag == next[2])) return {
+ tag: next[2],
+ from: Pos(startLine, startCh),
+ to: Pos(iter.line, iter.ch)
+ };
+ } else { // opening tag
+ stack.push(next[2]);
+ }
+ }
+ }
+ function findMatchingOpen(iter, tag) {
+ var stack = [];
+ for (;;) {
+ var prev = toPrevTag(iter);
+ if (!prev) return;
+ if (prev == "selfClose") { toTagStart(iter); continue; }
+ var endLine = iter.line, endCh = iter.ch;
+ var start = toTagStart(iter);
+ if (!start) return;
+ if (start[1]) { // closing tag
+ stack.push(start[2]);
+ } else { // opening tag
+ for (var i = stack.length - 1; i >= 0; --i) if (stack[i] == start[2]) {
+ stack.length = i;
+ break;
+ }
+ if (i < 0 && (!tag || tag == start[2])) return {
+ tag: start[2],
+ from: Pos(iter.line, iter.ch),
+ to: Pos(endLine, endCh)
+ };
+ }
+ }
+ }
+
+ CodeMirror.registerHelper("fold", "xml", function(cm, start) {
+ var iter = new Iter(cm, start.line, 0);
+ for (;;) {
+ var openTag = toNextTag(iter), end;
+ if (!openTag || iter.line != start.line || !(end = toTagEnd(iter))) return;
+ if (!openTag[1] && end != "selfClose") {
+ var startPos = Pos(iter.line, iter.ch);
+ var endPos = findMatchingClose(iter, openTag[2]);
+ return endPos && {from: startPos, to: endPos.from};
+ }
+ }
+ });
+ CodeMirror.findMatchingTag = function(cm, pos, range) {
+ var iter = new Iter(cm, pos.line, pos.ch, range);
+ if (iter.text.indexOf(">") == -1 && iter.text.indexOf("<") == -1) return;
+ var end = toTagEnd(iter), to = end && Pos(iter.line, iter.ch);
+ var start = end && toTagStart(iter);
+ if (!end || !start || cmp(iter, pos) > 0) return;
+ var here = {from: Pos(iter.line, iter.ch), to: to, tag: start[2]};
+ if (end == "selfClose") return {open: here, close: null, at: "open"};
+
+ if (start[1]) { // closing tag
+ return {open: findMatchingOpen(iter, start[2]), close: here, at: "close"};
+ } else { // opening tag
+ iter = new Iter(cm, to.line, to.ch, range);
+ return {open: here, close: findMatchingClose(iter, start[2]), at: "open"};
+ }
+ };
+
+ CodeMirror.findEnclosingTag = function(cm, pos, range) {
+ var iter = new Iter(cm, pos.line, pos.ch, range);
+ for (;;) {
+ var open = findMatchingOpen(iter);
+ if (!open) break;
+ var forward = new Iter(cm, pos.line, pos.ch, range);
+ var close = findMatchingClose(forward, open.tag);
+ if (close) return {open: open, close: close};
+ }
+ };
+
+ // Used by addon/edit/closetag.js
+ CodeMirror.scanForClosingTag = function(cm, pos, name, end) {
+ var iter = new Iter(cm, pos.line, pos.ch, end ? {from: 0, to: end} : null);
+ return findMatchingClose(iter, name);
+ };
+ });
+
+
+/***/ },
+/* 23 */
+/***/ function(module, exports, __webpack_require__) {
+
+ // CodeMirror, copyright (c) by Marijn Haverbeke and others
+ // Distributed under an MIT license: http://codemirror.net/LICENSE
+
+ (function(mod) {
+ if (true) // CommonJS
+ mod(__webpack_require__(2), __webpack_require__(19));
+ else if (typeof define == "function" && define.amd) // AMD
+ define(["../../lib/codemirror", "./foldcode"], mod);
+ else // Plain browser env
+ mod(CodeMirror);
+ })(function(CodeMirror) {
+ "use strict";
+
+ CodeMirror.defineOption("foldGutter", false, function(cm, val, old) {
+ if (old && old != CodeMirror.Init) {
+ cm.clearGutter(cm.state.foldGutter.options.gutter);
+ cm.state.foldGutter = null;
+ cm.off("gutterClick", onGutterClick);
+ cm.off("change", onChange);
+ cm.off("viewportChange", onViewportChange);
+ cm.off("fold", onFold);
+ cm.off("unfold", onFold);
+ cm.off("swapDoc", onChange);
+ }
+ if (val) {
+ cm.state.foldGutter = new State(parseOptions(val));
+ updateInViewport(cm);
+ cm.on("gutterClick", onGutterClick);
+ cm.on("change", onChange);
+ cm.on("viewportChange", onViewportChange);
+ cm.on("fold", onFold);
+ cm.on("unfold", onFold);
+ cm.on("swapDoc", onChange);
+ }
+ });
+
+ var Pos = CodeMirror.Pos;
+
+ function State(options) {
+ this.options = options;
+ this.from = this.to = 0;
+ }
+
+ function parseOptions(opts) {
+ if (opts === true) opts = {};
+ if (opts.gutter == null) opts.gutter = "CodeMirror-foldgutter";
+ if (opts.indicatorOpen == null) opts.indicatorOpen = "CodeMirror-foldgutter-open";
+ if (opts.indicatorFolded == null) opts.indicatorFolded = "CodeMirror-foldgutter-folded";
+ return opts;
+ }
+
+ function isFolded(cm, line) {
+ var marks = cm.findMarks(Pos(line, 0), Pos(line + 1, 0));
+ for (var i = 0; i < marks.length; ++i)
+ if (marks[i].__isFold && marks[i].find().from.line == line) return marks[i];
+ }
+
+ function marker(spec) {
+ if (typeof spec == "string") {
+ var elt = document.createElement("div");
+ elt.className = spec + " CodeMirror-guttermarker-subtle";
+ return elt;
+ } else {
+ return spec.cloneNode(true);
+ }
+ }
+
+ function updateFoldInfo(cm, from, to) {
+ var opts = cm.state.foldGutter.options, cur = from;
+ var minSize = cm.foldOption(opts, "minFoldSize");
+ var func = cm.foldOption(opts, "rangeFinder");
+ cm.eachLine(from, to, function(line) {
+ var mark = null;
+ if (isFolded(cm, cur)) {
+ mark = marker(opts.indicatorFolded);
+ } else {
+ var pos = Pos(cur, 0);
+ var range = func && func(cm, pos);
+ if (range && range.to.line - range.from.line >= minSize)
+ mark = marker(opts.indicatorOpen);
+ }
+ cm.setGutterMarker(line, opts.gutter, mark);
+ ++cur;
+ });
+ }
+
+ function updateInViewport(cm) {
+ var vp = cm.getViewport(), state = cm.state.foldGutter;
+ if (!state) return;
+ cm.operation(function() {
+ updateFoldInfo(cm, vp.from, vp.to);
+ });
+ state.from = vp.from; state.to = vp.to;
+ }
+
+ function onGutterClick(cm, line, gutter) {
+ var state = cm.state.foldGutter;
+ if (!state) return;
+ var opts = state.options;
+ if (gutter != opts.gutter) return;
+ var folded = isFolded(cm, line);
+ if (folded) folded.clear();
+ else cm.foldCode(Pos(line, 0), opts.rangeFinder);
+ }
+
+ function onChange(cm) {
+ var state = cm.state.foldGutter;
+ if (!state) return;
+ var opts = state.options;
+ state.from = state.to = 0;
+ clearTimeout(state.changeUpdate);
+ state.changeUpdate = setTimeout(function() { updateInViewport(cm); }, opts.foldOnChangeTimeSpan || 600);
+ }
+
+ function onViewportChange(cm) {
+ var state = cm.state.foldGutter;
+ if (!state) return;
+ var opts = state.options;
+ clearTimeout(state.changeUpdate);
+ state.changeUpdate = setTimeout(function() {
+ var vp = cm.getViewport();
+ if (state.from == state.to || vp.from - state.to > 20 || state.from - vp.to > 20) {
+ updateInViewport(cm);
+ } else {
+ cm.operation(function() {
+ if (vp.from < state.from) {
+ updateFoldInfo(cm, vp.from, state.from);
+ state.from = vp.from;
+ }
+ if (vp.to > state.to) {
+ updateFoldInfo(cm, state.to, vp.to);
+ state.to = vp.to;
+ }
+ });
+ }
+ }, opts.updateViewportTimeSpan || 400);
+ }
+
+ function onFold(cm, from) {
+ var state = cm.state.foldGutter;
+ if (!state) return;
+ var line = from.line;
+ if (line >= state.from && line < state.to)
+ updateFoldInfo(cm, line, line + 1);
+ }
+ });
+
+
+/***/ }
+/******/ ]); \ No newline at end of file
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-06 07:30:41 +0000