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 = ' (Use /re/ syntax for regexp search)'; var replacementQueryDialog = 'With: '; var doReplaceConfirm = "Replace? "; 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 && /$/, blockCommentStart: "", 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+)$/.exec(word); return lastTwo && lastTwo[1] == lastTwo[2]; } // C#-style strings where "" escapes a quote. function tokenAtString(stream, state) { var next; while ((next = stream.next()) != null) { if (next == '"' && !stream.eat('"')) { state.tokenize = null; break; } } return "string"; } // C++11 raw string literal is "( anything )", where // can be a string up to 16 characters long. function tokenRawString(stream, state) { // Escape characters that have special regex meanings. var delim = state.cpp11RawStringDelim.replace(/[^\w\s]/g, '\\$&'); 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", "<", ">", "=", "&", "|", "^", "!"]); 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
the CSS class "CodeMirror-activeline", // and gives its background
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 + ": ", 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: '', type: 'keyToKey', toKeys: 'h' }, { keys: '', type: 'keyToKey', toKeys: 'l' }, { keys: '', type: 'keyToKey', toKeys: 'k' }, { keys: '', type: 'keyToKey', toKeys: 'j' }, { keys: '', type: 'keyToKey', toKeys: 'l' }, { keys: '', type: 'keyToKey', toKeys: 'h', context: 'normal'}, { keys: '', type: 'keyToKey', toKeys: 'W' }, { keys: '', type: 'keyToKey', toKeys: 'B', context: 'normal' }, { keys: '', type: 'keyToKey', toKeys: 'w' }, { keys: '', type: 'keyToKey', toKeys: 'b', context: 'normal' }, { keys: '', type: 'keyToKey', toKeys: 'j' }, { keys: '', type: 'keyToKey', toKeys: 'k' }, { keys: '', type: 'keyToKey', toKeys: '' }, { keys: '', type: 'keyToKey', toKeys: '' }, { keys: '', type: 'keyToKey', toKeys: '', context: 'insert' }, { keys: '', type: 'keyToKey', toKeys: '', 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: '', type: 'keyToKey', toKeys: '0' }, { keys: '', type: 'keyToKey', toKeys: '$' }, { keys: '', type: 'keyToKey', toKeys: '' }, { keys: '', type: 'keyToKey', toKeys: '' }, { keys: '', 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: '', type: 'motion', motion: 'moveByPage', motionArgs: { forward: true }}, { keys: '', type: 'motion', motion: 'moveByPage', motionArgs: { forward: false }}, { keys: '', type: 'motion', motion: 'moveByScroll', motionArgs: { forward: true, explicitRepeat: true }}, { keys: '', 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', type: 'motion', motion: 'moveToCharacter', motionArgs: { forward: true , inclusive: true }}, { keys: 'F', type: 'motion', motion: 'moveToCharacter', motionArgs: { forward: false }}, { keys: 't', type: 'motion', motion: 'moveTillCharacter', motionArgs: { forward: true, inclusive: true }}, { keys: 'T', type: 'motion', motion: 'moveTillCharacter', motionArgs: { forward: false }}, { keys: ';', type: 'motion', motion: 'repeatLastCharacterSearch', motionArgs: { forward: true }}, { keys: ',', type: 'motion', motion: 'repeatLastCharacterSearch', motionArgs: { forward: false }}, { keys: '\'', type: 'motion', motion: 'goToMark', motionArgs: {toJumplist: true, linewise: true}}, { keys: '`', 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: ']', type: 'motion', motion: 'moveToSymbol', motionArgs: { forward: true, toJumplist: true}}, { keys: '[', 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: '', type: 'operatorMotion', operator: 'delete', motion: 'moveByWords', motionArgs: { forward: false, wordEnd: false }, context: 'insert' }, // Actions { keys: '', type: 'action', action: 'jumpListWalk', actionArgs: { forward: true }}, { keys: '', type: 'action', action: 'jumpListWalk', actionArgs: { forward: false }}, { keys: '', type: 'action', action: 'scroll', actionArgs: { forward: true, linewise: true }}, { keys: '', 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: '', type: 'action', action: 'toggleVisualMode', actionArgs: { blockwise: true }}, { keys: '', 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', type: 'action', action: 'replace', isEdit: true }, { keys: '@', type: 'action', action: 'replayMacro' }, { keys: 'q', 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: '', type: 'action', action: 'redo' }, { keys: 'm', type: 'action', action: 'setMark' }, { keys: '"', 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', 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: '', type: 'action', action: 'incrementNumberToken', isEdit: true, actionArgs: {increase: true, backtrack: false}}, { keys: '', type: 'action', action: 'incrementNumberToken', isEdit: true, actionArgs: {increase: false, backtrack: false}}, // Text object motions { keys: 'a', type: 'motion', motion: 'textObjectManipulation' }, { keys: 'i', 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 == '') { // 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. ''. 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) == '') { 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) == '') { // 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 '': selectedCharacter='\n'; break; case '': 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('' + text + '', {bottom: true, duration: 5000}); } else { alert(text); } } function makePrompt(prefix, desc) { var raw = '' + (prefix || "") + ''; if (desc) raw += ' ' + desc + ''; 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----------

'; if (!regArgs) { for (var registerName in registers) { var text = registers[registerName].toString(); if (text.length) { regInfo += '"' + registerName + ' ' + text + '
'; } } } 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() + '
'; } } 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) + '
'; } } // 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 ' + replaceWith + ' (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: 'foo', 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 'ffoooo' to 'foo'. 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_ '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. ''. 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); } }); /***/ } /******/ ]);