Add m-esr52 at 52.6.0

1 files changed, 88 insertions, 0 deletions

diff --git a/devtools/client/debugger/content/utils.js b/devtools/client/debugger/content/utils.js
new file mode 100644
index 000000000..59993e9b4
--- /dev/null
+++ b/devtools/client/debugger/content/utils.js
@@ -0,0 +1,88 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* vim: set ft=javascript ts=2 et sw=2 tw=80: */
+/* 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/. */
+"use strict";
+
+const { reportException } = require("devtools/shared/DevToolsUtils");
+const { Task } = require("devtools/shared/task");
+
+function asPaused(client, func) {
+  if (client.state != "paused") {
+    return Task.spawn(function* () {
+      yield client.interrupt();
+      let result;
+
+      try {
+        result = yield func();
+      }
+      catch (e) {
+        // Try to put the debugger back in a working state by resuming
+        // it
+        yield client.resume();
+        throw e;
+      }
+
+      yield client.resume();
+      return result;
+    });
+  } else {
+    return func();
+  }
+}
+
+function handleError(err) {
+  reportException("promise", err.toString());
+}
+
+function onReducerEvents(controller, listeners, thisContext) {
+  Object.keys(listeners).forEach(name => {
+    const listener = listeners[name];
+    controller.onChange(name, payload => {
+      listener.call(thisContext, payload);
+    });
+  });
+}
+
+function _getIn(destObj, path) {
+  return path.reduce(function (acc, name) {
+    return acc[name];
+  }, destObj);
+}
+
+function mergeIn(destObj, path, value) {
+  path = [...path];
+  path.reverse();
+  var obj = path.reduce(function (acc, name) {
+    return { [name]: acc };
+  }, value);
+
+  return destObj.merge(obj, { deep: true });
+}
+
+function setIn(destObj, path, value) {
+  destObj = mergeIn(destObj, path, null);
+  return mergeIn(destObj, path, value);
+}
+
+function updateIn(destObj, path, fn) {
+  return setIn(destObj, path, fn(_getIn(destObj, path)));
+}
+
+function deleteIn(destObj, path) {
+  const objPath = path.slice(0, -1);
+  const propName = path[path.length - 1];
+  const obj = _getIn(destObj, objPath);
+  return setIn(destObj, objPath, obj.without(propName));
+}
+
+module.exports = {
+  asPaused,
+  handleError,
+  onReducerEvents,
+  mergeIn,
+  setIn,
+  updateIn,
+  deleteIn
+};