mirror of
https://github.com/mozilla/gecko-dev.git
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1765 lines
56 KiB
JavaScript
1765 lines
56 KiB
JavaScript
/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
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/* vim: set ft=javascript ts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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"use strict";
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const {Ci} = require("chrome");
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const {Utils: WebConsoleUtils} =
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require("devtools/shared/webconsole/utils");
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const promise = require("promise");
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const Debugger = require("Debugger");
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const Services = require("Services");
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loader.lazyServiceGetter(this, "clipboardHelper",
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"@mozilla.org/widget/clipboardhelper;1",
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"nsIClipboardHelper");
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loader.lazyRequireGetter(this, "EventEmitter", "devtools/shared/event-emitter");
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loader.lazyRequireGetter(this, "AutocompletePopup", "devtools/client/shared/autocomplete-popup", true);
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loader.lazyRequireGetter(this, "ToolSidebar", "devtools/client/framework/sidebar", true);
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loader.lazyRequireGetter(this, "Messages", "devtools/client/webconsole/console-output", true);
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loader.lazyRequireGetter(this, "asyncStorage", "devtools/shared/async-storage");
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loader.lazyRequireGetter(this, "EnvironmentClient", "devtools/shared/client/main", true);
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loader.lazyRequireGetter(this, "ObjectClient", "devtools/shared/client/main", true);
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loader.lazyImporter(this, "VariablesView", "resource://devtools/client/shared/widgets/VariablesView.jsm");
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loader.lazyImporter(this, "VariablesViewController", "resource://devtools/client/shared/widgets/VariablesViewController.jsm");
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loader.lazyRequireGetter(this, "gDevTools", "devtools/client/framework/devtools", true);
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const STRINGS_URI = "chrome://devtools/locale/webconsole.properties";
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var l10n = new WebConsoleUtils.L10n(STRINGS_URI);
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// Constants used for defining the direction of JSTerm input history navigation.
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const HISTORY_BACK = -1;
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const HISTORY_FORWARD = 1;
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const XHTML_NS = "http://www.w3.org/1999/xhtml";
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const HELP_URL = "https://developer.mozilla.org/docs/Tools/Web_Console/Helpers";
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const VARIABLES_VIEW_URL = "chrome://devtools/content/shared/widgets/VariablesView.xul";
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const PREF_INPUT_HISTORY_COUNT = "devtools.webconsole.inputHistoryCount";
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const PREF_AUTO_MULTILINE = "devtools.webconsole.autoMultiline";
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/**
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* Create a JSTerminal (a JavaScript command line). This is attached to an
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* existing HeadsUpDisplay (a Web Console instance). This code is responsible
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* with handling command line input, code evaluation and result output.
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*
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* @constructor
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* @param object webConsoleFrame
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* The WebConsoleFrame object that owns this JSTerm instance.
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*/
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function JSTerm(webConsoleFrame) {
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this.hud = webConsoleFrame;
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this.hudId = this.hud.hudId;
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this.inputHistoryCount = Services.prefs.getIntPref(PREF_INPUT_HISTORY_COUNT);
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this.lastCompletion = { value: null };
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this._loadHistory();
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this._objectActorsInVariablesViews = new Map();
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this._keyPress = this._keyPress.bind(this);
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this._inputEventHandler = this._inputEventHandler.bind(this);
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this._focusEventHandler = this._focusEventHandler.bind(this);
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this._onKeypressInVariablesView = this._onKeypressInVariablesView.bind(this);
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this._blurEventHandler = this._blurEventHandler.bind(this);
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EventEmitter.decorate(this);
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}
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JSTerm.prototype = {
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SELECTED_FRAME: -1,
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/**
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* Load the console history from previous sessions.
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* @private
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*/
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_loadHistory: function () {
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this.history = [];
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this.historyIndex = this.historyPlaceHolder = 0;
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this.historyLoaded = asyncStorage.getItem("webConsoleHistory")
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.then(value => {
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if (Array.isArray(value)) {
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// Since it was gotten asynchronously, there could be items already in
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// the history. It's not likely but stick them onto the end anyway.
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this.history = value.concat(this.history);
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// Holds the number of entries in history. This value is incremented
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// in this.execute().
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this.historyIndex = this.history.length;
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// Holds the index of the history entry that the user is currently
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// viewing. This is reset to this.history.length when this.execute()
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// is invoked.
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this.historyPlaceHolder = this.history.length;
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}
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}, console.error);
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},
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/**
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* Clear the console history altogether. Note that this will not affect
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* other consoles that are already opened (since they have their own copy),
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* but it will reset the array for all newly-opened consoles.
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* @returns Promise
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* Resolves once the changes have been persisted.
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*/
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clearHistory: function () {
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this.history = [];
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this.historyIndex = this.historyPlaceHolder = 0;
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return this.storeHistory();
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},
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/**
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* Stores the console history for future console instances.
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* @returns Promise
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* Resolves once the changes have been persisted.
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*/
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storeHistory: function () {
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return asyncStorage.setItem("webConsoleHistory", this.history);
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},
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/**
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* Stores the data for the last completion.
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* @type object
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*/
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lastCompletion: null,
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/**
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* Array that caches the user input suggestions received from the server.
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* @private
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* @type array
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*/
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_autocompleteCache: null,
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/**
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* The input that caused the last request to the server, whose response is
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* cached in the _autocompleteCache array.
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* @private
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* @type string
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*/
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_autocompleteQuery: null,
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/**
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* The frameActorId used in the last autocomplete query. Whenever this changes
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* the autocomplete cache must be invalidated.
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* @private
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* @type string
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*/
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_lastFrameActorId: null,
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/**
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* The Web Console sidebar.
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* @see this._createSidebar()
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* @see Sidebar.jsm
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*/
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sidebar: null,
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/**
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* The Variables View instance shown in the sidebar.
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* @private
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* @type object
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*/
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_variablesView: null,
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/**
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* Tells if you want the variables view UI updates to be lazy or not. Tests
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* disable lazy updates.
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*
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* @private
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* @type boolean
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*/
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_lazyVariablesView: true,
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/**
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* Holds a map between VariablesView instances and sets of ObjectActor IDs
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* that have been retrieved from the server. This allows us to release the
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* objects when needed.
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*
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* @private
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* @type Map
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*/
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_objectActorsInVariablesViews: null,
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/**
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* Last input value.
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* @type string
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*/
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lastInputValue: "",
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/**
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* Tells if the input node changed since the last focus.
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*
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* @private
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* @type boolean
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*/
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_inputChanged: false,
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/**
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* Tells if the autocomplete popup was navigated since the last open.
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*
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* @private
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* @type boolean
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*/
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_autocompletePopupNavigated: false,
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/**
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* History of code that was executed.
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* @type array
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*/
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history: null,
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autocompletePopup: null,
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inputNode: null,
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completeNode: null,
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/**
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* Getter for the element that holds the messages we display.
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* @type nsIDOMElement
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*/
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get outputNode() {
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return this.hud.outputNode;
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},
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/**
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* Getter for the debugger WebConsoleClient.
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* @type object
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*/
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get webConsoleClient() {
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return this.hud.webConsoleClient;
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},
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COMPLETE_FORWARD: 0,
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COMPLETE_BACKWARD: 1,
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COMPLETE_HINT_ONLY: 2,
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COMPLETE_PAGEUP: 3,
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COMPLETE_PAGEDOWN: 4,
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/**
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* Initialize the JSTerminal UI.
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*/
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init: function () {
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let autocompleteOptions = {
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onSelect: this.onAutocompleteSelect.bind(this),
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onClick: this.acceptProposedCompletion.bind(this),
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listId: "webConsole_autocompletePopupListBox",
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position: "top",
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theme: "auto",
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autoSelect: true
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};
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let doc = this.hud.document;
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let toolbox = gDevTools.getToolbox(this.hud.owner.target);
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if (!toolbox) {
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// In some cases (e.g. Browser Console), there is no toolbox.
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toolbox = { doc };
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}
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this.autocompletePopup = new AutocompletePopup(toolbox, autocompleteOptions);
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let inputContainer = doc.querySelector(".jsterm-input-container");
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this.completeNode = doc.querySelector(".jsterm-complete-node");
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this.inputNode = doc.querySelector(".jsterm-input-node");
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if (this.hud.owner._browserConsole &&
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!Services.prefs.getBoolPref("devtools.chrome.enabled")) {
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inputContainer.style.display = "none";
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} else {
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let okstring = l10n.getStr("selfxss.okstring");
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let msg = l10n.getFormatStr("selfxss.msg", [okstring]);
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this._onPaste = WebConsoleUtils.pasteHandlerGen(
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this.inputNode, doc.getElementById("webconsole-notificationbox"),
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msg, okstring);
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this.inputNode.addEventListener("keypress", this._keyPress, false);
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this.inputNode.addEventListener("paste", this._onPaste);
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this.inputNode.addEventListener("drop", this._onPaste);
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this.inputNode.addEventListener("input", this._inputEventHandler, false);
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this.inputNode.addEventListener("keyup", this._inputEventHandler, false);
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this.inputNode.addEventListener("focus", this._focusEventHandler, false);
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}
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this.hud.window.addEventListener("blur", this._blurEventHandler, false);
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this.lastInputValue && this.setInputValue(this.lastInputValue);
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},
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focus: function () {
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if (!this.inputNode.getAttribute("focused")) {
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this.inputNode.focus();
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}
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},
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/**
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* The JavaScript evaluation response handler.
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*
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* @private
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* @param function [callback]
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* Optional function to invoke when the evaluation result is added to
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* the output.
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* @param object response
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* The message received from the server.
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*/
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_executeResultCallback: function (callback, response) {
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if (!this.hud) {
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return;
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}
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if (response.error) {
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console.error("Evaluation error " + response.error + ": " +
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response.message);
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return;
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}
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let errorMessage = response.exceptionMessage;
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let errorDocURL = response.exceptionDocURL;
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let errorDocLink;
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if (errorDocURL) {
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errorMessage += " ";
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errorDocLink = this.hud.document.createElementNS(XHTML_NS, "a");
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errorDocLink.className = "learn-more-link webconsole-learn-more-link";
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errorDocLink.textContent = `[${l10n.getStr("webConsoleMoreInfoLabel")}]`;
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errorDocLink.title = errorDocURL.split("?")[0];
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errorDocLink.href = "#";
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errorDocLink.draggable = false;
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errorDocLink.addEventListener("click", () => {
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this.hud.owner.openLink(errorDocURL);
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});
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}
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// Wrap thrown strings in Error objects, so `throw "foo"` outputs
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// "Error: foo"
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if (typeof response.exception === "string") {
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errorMessage = new Error(errorMessage).toString();
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}
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let result = response.result;
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let helperResult = response.helperResult;
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let helperHasRawOutput = !!(helperResult || {}).rawOutput;
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if (helperResult && helperResult.type) {
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switch (helperResult.type) {
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case "clearOutput":
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this.clearOutput();
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break;
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case "clearHistory":
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this.clearHistory();
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break;
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case "inspectObject":
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this.openVariablesView({
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label:
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VariablesView.getString(helperResult.object, { concise: true }),
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objectActor: helperResult.object,
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});
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break;
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case "error":
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try {
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errorMessage = l10n.getStr(helperResult.message);
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} catch (ex) {
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errorMessage = helperResult.message;
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}
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break;
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case "help":
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this.hud.owner.openLink(HELP_URL);
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break;
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case "copyValueToClipboard":
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clipboardHelper.copyString(helperResult.value);
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break;
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}
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}
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// Hide undefined results coming from JSTerm helper functions.
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if (!errorMessage && result && typeof result == "object" &&
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result.type == "undefined" &&
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helperResult && !helperHasRawOutput) {
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callback && callback();
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return;
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}
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if (this.hud.NEW_CONSOLE_OUTPUT_ENABLED) {
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this.hud.newConsoleOutput.dispatchMessageAdd(response);
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// @TODO figure out what to do about the callback.
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return;
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}
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let msg = new Messages.JavaScriptEvalOutput(response,
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errorMessage, errorDocLink);
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this.hud.output.addMessage(msg);
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if (callback) {
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let oldFlushCallback = this.hud._flushCallback;
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this.hud._flushCallback = () => {
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callback(msg.element);
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if (oldFlushCallback) {
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oldFlushCallback();
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this.hud._flushCallback = oldFlushCallback;
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return true;
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}
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return false;
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};
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}
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msg._objectActors = new Set();
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if (WebConsoleUtils.isActorGrip(response.exception)) {
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msg._objectActors.add(response.exception.actor);
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}
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if (WebConsoleUtils.isActorGrip(result)) {
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msg._objectActors.add(result.actor);
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}
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},
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/**
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* Execute a string. Execution happens asynchronously in the content process.
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*
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* @param string [executeString]
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* The string you want to execute. If this is not provided, the current
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* user input is used - taken from |this.getInputValue()|.
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* @param function [callback]
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* Optional function to invoke when the result is displayed.
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* This is deprecated - please use the promise return value instead.
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* @returns Promise
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* Resolves with the message once the result is displayed.
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*/
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execute: function (executeString, callback) {
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let deferred = promise.defer();
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let resultCallback = function (msg) {
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deferred.resolve(msg);
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if (callback) {
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callback(msg);
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}
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};
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// attempt to execute the content of the inputNode
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executeString = executeString || this.getInputValue();
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if (!executeString) {
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return null;
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}
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let selectedNodeActor = null;
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let inspectorSelection = this.hud.owner.getInspectorSelection();
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if (inspectorSelection && inspectorSelection.nodeFront) {
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selectedNodeActor = inspectorSelection.nodeFront.actorID;
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}
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if (this.hud.NEW_CONSOLE_OUTPUT_ENABLED) {
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const { ConsoleCommand } = require("devtools/client/webconsole/new-console-output/types");
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let message = new ConsoleCommand({
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messageText: executeString,
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source: "javascript",
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type: "command",
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// @TODO remove category and severity
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category: "input",
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severity: "log",
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});
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this.hud.newConsoleOutput.dispatchMessageAdd(message);
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} else {
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let message = new Messages.Simple(executeString, {
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category: "input",
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severity: "log",
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});
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this.hud.output.addMessage(message);
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}
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let onResult = this._executeResultCallback.bind(this, resultCallback);
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let options = {
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frame: this.SELECTED_FRAME,
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selectedNodeActor: selectedNodeActor,
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};
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this.requestEvaluation(executeString, options).then(onResult, onResult);
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// Append a new value in the history of executed code, or overwrite the most
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// recent entry. The most recent entry may contain the last edited input
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// value that was not evaluated yet.
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this.history[this.historyIndex++] = executeString;
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this.historyPlaceHolder = this.history.length;
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if (this.history.length > this.inputHistoryCount) {
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this.history.splice(0, this.history.length - this.inputHistoryCount);
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this.historyIndex = this.historyPlaceHolder = this.history.length;
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}
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this.storeHistory();
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WebConsoleUtils.usageCount++;
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this.setInputValue("");
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this.clearCompletion();
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return deferred.promise;
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},
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/**
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* Request a JavaScript string evaluation from the server.
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*
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* @param string str
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* String to execute.
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* @param object [options]
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* Options for evaluation:
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* - bindObjectActor: tells the ObjectActor ID for which you want to do
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* the evaluation. The Debugger.Object of the OA will be bound to
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* |_self| during evaluation, such that it's usable in the string you
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* execute.
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* - frame: tells the stackframe depth to evaluate the string in. If
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* the jsdebugger is paused, you can pick the stackframe to be used for
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* evaluation. Use |this.SELECTED_FRAME| to always pick the
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* user-selected stackframe.
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* If you do not provide a |frame| the string will be evaluated in the
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* global content window.
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* - selectedNodeActor: tells the NodeActor ID of the current selection
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* in the Inspector, if such a selection exists. This is used by
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* helper functions that can evaluate on the current selection.
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* @return object
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* A promise object that is resolved when the server response is
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* received.
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*/
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requestEvaluation: function (str, options = {}) {
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let deferred = promise.defer();
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function onResult(response) {
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if (!response.error) {
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deferred.resolve(response);
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} else {
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deferred.reject(response);
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}
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}
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let frameActor = null;
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if ("frame" in options) {
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frameActor = this.getFrameActor(options.frame);
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}
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let evalOptions = {
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bindObjectActor: options.bindObjectActor,
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frameActor: frameActor,
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selectedNodeActor: options.selectedNodeActor,
|
|
selectedObjectActor: options.selectedObjectActor,
|
|
};
|
|
|
|
this.webConsoleClient.evaluateJSAsync(str, onResult, evalOptions);
|
|
return deferred.promise;
|
|
},
|
|
|
|
/**
|
|
* Retrieve the FrameActor ID given a frame depth.
|
|
*
|
|
* @param number frame
|
|
* Frame depth.
|
|
* @return string|null
|
|
* The FrameActor ID for the given frame depth.
|
|
*/
|
|
getFrameActor: function (frame) {
|
|
let state = this.hud.owner.getDebuggerFrames();
|
|
if (!state) {
|
|
return null;
|
|
}
|
|
|
|
let grip;
|
|
if (frame == this.SELECTED_FRAME) {
|
|
grip = state.frames[state.selected];
|
|
} else {
|
|
grip = state.frames[frame];
|
|
}
|
|
|
|
return grip ? grip.actor : null;
|
|
},
|
|
|
|
/**
|
|
* Opens a new variables view that allows the inspection of the given object.
|
|
*
|
|
* @param object options
|
|
* Options for the variables view:
|
|
* - objectActor: grip of the ObjectActor you want to show in the
|
|
* variables view.
|
|
* - rawObject: the raw object you want to show in the variables view.
|
|
* - label: label to display in the variables view for inspected
|
|
* object.
|
|
* - hideFilterInput: optional boolean, |true| if you want to hide the
|
|
* variables view filter input.
|
|
* - targetElement: optional nsIDOMElement to append the variables view
|
|
* to. An iframe element is used as a container for the view. If this
|
|
* option is not used, then the variables view opens in the sidebar.
|
|
* - autofocus: optional boolean, |true| if you want to give focus to
|
|
* the variables view window after open, |false| otherwise.
|
|
* @return object
|
|
* A promise object that is resolved when the variables view has
|
|
* opened. The new variables view instance is given to the callbacks.
|
|
*/
|
|
openVariablesView: function (options) {
|
|
let onContainerReady = (window) => {
|
|
let container = window.document.querySelector("#variables");
|
|
let view = this._variablesView;
|
|
if (!view || options.targetElement) {
|
|
let viewOptions = {
|
|
container: container,
|
|
hideFilterInput: options.hideFilterInput,
|
|
};
|
|
view = this._createVariablesView(viewOptions);
|
|
if (!options.targetElement) {
|
|
this._variablesView = view;
|
|
window.addEventListener("keypress", this._onKeypressInVariablesView);
|
|
}
|
|
}
|
|
options.view = view;
|
|
this._updateVariablesView(options);
|
|
|
|
if (!options.targetElement && options.autofocus) {
|
|
window.focus();
|
|
}
|
|
|
|
this.emit("variablesview-open", view, options);
|
|
return view;
|
|
};
|
|
|
|
let openPromise;
|
|
if (options.targetElement) {
|
|
let deferred = promise.defer();
|
|
openPromise = deferred.promise;
|
|
let document = options.targetElement.ownerDocument;
|
|
let iframe = document.createElementNS(XHTML_NS, "iframe");
|
|
|
|
iframe.addEventListener("load", function onIframeLoad() {
|
|
iframe.removeEventListener("load", onIframeLoad, true);
|
|
iframe.style.visibility = "visible";
|
|
deferred.resolve(iframe.contentWindow);
|
|
}, true);
|
|
|
|
iframe.flex = 1;
|
|
iframe.style.visibility = "hidden";
|
|
iframe.setAttribute("src", VARIABLES_VIEW_URL);
|
|
options.targetElement.appendChild(iframe);
|
|
} else {
|
|
if (!this.sidebar) {
|
|
this._createSidebar();
|
|
}
|
|
openPromise = this._addVariablesViewSidebarTab();
|
|
}
|
|
|
|
return openPromise.then(onContainerReady);
|
|
},
|
|
|
|
/**
|
|
* Create the Web Console sidebar.
|
|
*
|
|
* @see devtools/framework/sidebar.js
|
|
* @private
|
|
*/
|
|
_createSidebar: function () {
|
|
let tabbox = this.hud.document.querySelector("#webconsole-sidebar");
|
|
this.sidebar = new ToolSidebar(tabbox, this, "webconsole");
|
|
this.sidebar.show();
|
|
this.emit("sidebar-opened");
|
|
},
|
|
|
|
/**
|
|
* Add the variables view tab to the sidebar.
|
|
*
|
|
* @private
|
|
* @return object
|
|
* A promise object for the adding of the new tab.
|
|
*/
|
|
_addVariablesViewSidebarTab: function () {
|
|
let deferred = promise.defer();
|
|
|
|
let onTabReady = () => {
|
|
let window = this.sidebar.getWindowForTab("variablesview");
|
|
deferred.resolve(window);
|
|
};
|
|
|
|
let tabPanel = this.sidebar.getTabPanel("variablesview");
|
|
if (tabPanel) {
|
|
if (this.sidebar.getCurrentTabID() == "variablesview") {
|
|
onTabReady();
|
|
} else {
|
|
this.sidebar.once("variablesview-selected", onTabReady);
|
|
this.sidebar.select("variablesview");
|
|
}
|
|
} else {
|
|
this.sidebar.once("variablesview-ready", onTabReady);
|
|
this.sidebar.addTab("variablesview", VARIABLES_VIEW_URL, {selected: true});
|
|
}
|
|
|
|
return deferred.promise;
|
|
},
|
|
|
|
/**
|
|
* The keypress event handler for the Variables View sidebar. Currently this
|
|
* is used for removing the sidebar when Escape is pressed.
|
|
*
|
|
* @private
|
|
* @param nsIDOMEvent event
|
|
* The keypress DOM event object.
|
|
*/
|
|
_onKeypressInVariablesView: function (event) {
|
|
let tag = event.target.nodeName;
|
|
if (event.keyCode != Ci.nsIDOMKeyEvent.DOM_VK_ESCAPE || event.shiftKey ||
|
|
event.altKey || event.ctrlKey || event.metaKey ||
|
|
["input", "textarea", "select", "textbox"].indexOf(tag) > -1) {
|
|
return;
|
|
}
|
|
|
|
this._sidebarDestroy();
|
|
this.focus();
|
|
event.stopPropagation();
|
|
},
|
|
|
|
/**
|
|
* Create a variables view instance.
|
|
*
|
|
* @private
|
|
* @param object options
|
|
* Options for the new Variables View instance:
|
|
* - container: the DOM element where the variables view is inserted.
|
|
* - hideFilterInput: boolean, if true the variables filter input is
|
|
* hidden.
|
|
* @return object
|
|
* The new Variables View instance.
|
|
*/
|
|
_createVariablesView: function (options) {
|
|
let view = new VariablesView(options.container);
|
|
view.toolbox = gDevTools.getToolbox(this.hud.owner.target);
|
|
view.searchPlaceholder = l10n.getStr("propertiesFilterPlaceholder");
|
|
view.emptyText = l10n.getStr("emptyPropertiesList");
|
|
view.searchEnabled = !options.hideFilterInput;
|
|
view.lazyEmpty = this._lazyVariablesView;
|
|
|
|
VariablesViewController.attach(view, {
|
|
getEnvironmentClient: grip => {
|
|
return new EnvironmentClient(this.hud.proxy.client, grip);
|
|
},
|
|
getObjectClient: grip => {
|
|
return new ObjectClient(this.hud.proxy.client, grip);
|
|
},
|
|
getLongStringClient: grip => {
|
|
return this.webConsoleClient.longString(grip);
|
|
},
|
|
releaseActor: actor => {
|
|
this.hud._releaseObject(actor);
|
|
},
|
|
simpleValueEvalMacro: simpleValueEvalMacro,
|
|
overrideValueEvalMacro: overrideValueEvalMacro,
|
|
getterOrSetterEvalMacro: getterOrSetterEvalMacro,
|
|
});
|
|
|
|
// Relay events from the VariablesView.
|
|
view.on("fetched", (event, type, variableObject) => {
|
|
this.emit("variablesview-fetched", variableObject);
|
|
});
|
|
|
|
return view;
|
|
},
|
|
|
|
/**
|
|
* Update the variables view.
|
|
*
|
|
* @private
|
|
* @param object options
|
|
* Options for updating the variables view:
|
|
* - view: the view you want to update.
|
|
* - objectActor: the grip of the new ObjectActor you want to show in
|
|
* the view.
|
|
* - rawObject: the new raw object you want to show.
|
|
* - label: the new label for the inspected object.
|
|
*/
|
|
_updateVariablesView: function (options) {
|
|
let view = options.view;
|
|
view.empty();
|
|
|
|
// We need to avoid pruning the object inspection starting point.
|
|
// That one is pruned when the console message is removed.
|
|
view.controller.releaseActors(actor => {
|
|
return view._consoleLastObjectActor != actor;
|
|
});
|
|
|
|
if (options.objectActor &&
|
|
(!this.hud.owner._browserConsole ||
|
|
Services.prefs.getBoolPref("devtools.chrome.enabled"))) {
|
|
// Make sure eval works in the correct context.
|
|
view.eval = this._variablesViewEvaluate.bind(this, options);
|
|
view.switch = this._variablesViewSwitch.bind(this, options);
|
|
view.delete = this._variablesViewDelete.bind(this, options);
|
|
} else {
|
|
view.eval = null;
|
|
view.switch = null;
|
|
view.delete = null;
|
|
}
|
|
|
|
let { variable, expanded } = view.controller.setSingleVariable(options);
|
|
variable.evaluationMacro = simpleValueEvalMacro;
|
|
|
|
if (options.objectActor) {
|
|
view._consoleLastObjectActor = options.objectActor.actor;
|
|
} else if (options.rawObject) {
|
|
view._consoleLastObjectActor = null;
|
|
} else {
|
|
throw new Error(
|
|
"Variables View cannot open without giving it an object display.");
|
|
}
|
|
|
|
expanded.then(() => {
|
|
this.emit("variablesview-updated", view, options);
|
|
});
|
|
},
|
|
|
|
/**
|
|
* The evaluation function used by the variables view when editing a property
|
|
* value.
|
|
*
|
|
* @private
|
|
* @param object options
|
|
* The options used for |this._updateVariablesView()|.
|
|
* @param object variableObject
|
|
* The Variable object instance for the edited property.
|
|
* @param string value
|
|
* The value the edited property was changed to.
|
|
*/
|
|
_variablesViewEvaluate: function (options, variableObject, value) {
|
|
let updater = this._updateVariablesView.bind(this, options);
|
|
let onEval = this._silentEvalCallback.bind(this, updater);
|
|
let string = variableObject.evaluationMacro(variableObject, value);
|
|
|
|
let evalOptions = {
|
|
frame: this.SELECTED_FRAME,
|
|
bindObjectActor: options.objectActor.actor,
|
|
};
|
|
|
|
this.requestEvaluation(string, evalOptions).then(onEval, onEval);
|
|
},
|
|
|
|
/**
|
|
* The property deletion function used by the variables view when a property
|
|
* is deleted.
|
|
*
|
|
* @private
|
|
* @param object options
|
|
* The options used for |this._updateVariablesView()|.
|
|
* @param object variableObject
|
|
* The Variable object instance for the deleted property.
|
|
*/
|
|
_variablesViewDelete: function (options, variableObject) {
|
|
let onEval = this._silentEvalCallback.bind(this, null);
|
|
|
|
let evalOptions = {
|
|
frame: this.SELECTED_FRAME,
|
|
bindObjectActor: options.objectActor.actor,
|
|
};
|
|
|
|
this.requestEvaluation("delete _self" +
|
|
variableObject.symbolicName, evalOptions).then(onEval, onEval);
|
|
},
|
|
|
|
/**
|
|
* The property rename function used by the variables view when a property
|
|
* is renamed.
|
|
*
|
|
* @private
|
|
* @param object options
|
|
* The options used for |this._updateVariablesView()|.
|
|
* @param object variableObject
|
|
* The Variable object instance for the renamed property.
|
|
* @param string newName
|
|
* The new name for the property.
|
|
*/
|
|
_variablesViewSwitch: function (options, variableObject, newName) {
|
|
let updater = this._updateVariablesView.bind(this, options);
|
|
let onEval = this._silentEvalCallback.bind(this, updater);
|
|
|
|
let evalOptions = {
|
|
frame: this.SELECTED_FRAME,
|
|
bindObjectActor: options.objectActor.actor,
|
|
};
|
|
|
|
let newSymbolicName =
|
|
variableObject.ownerView.symbolicName + '["' + newName + '"]';
|
|
if (newSymbolicName == variableObject.symbolicName) {
|
|
return;
|
|
}
|
|
|
|
let code = "_self" + newSymbolicName + " = _self" +
|
|
variableObject.symbolicName + ";" + "delete _self" +
|
|
variableObject.symbolicName;
|
|
|
|
this.requestEvaluation(code, evalOptions).then(onEval, onEval);
|
|
},
|
|
|
|
/**
|
|
* A noop callback for JavaScript evaluation. This method releases any
|
|
* result ObjectActors that come from the server for evaluation requests. This
|
|
* is used for editing, renaming and deleting properties in the variables
|
|
* view.
|
|
*
|
|
* Exceptions are displayed in the output.
|
|
*
|
|
* @private
|
|
* @param function callback
|
|
* Function to invoke once the response is received.
|
|
* @param object response
|
|
* The response packet received from the server.
|
|
*/
|
|
_silentEvalCallback: function (callback, response) {
|
|
if (response.error) {
|
|
console.error("Web Console evaluation failed. " + response.error + ":" +
|
|
response.message);
|
|
|
|
callback && callback(response);
|
|
return;
|
|
}
|
|
|
|
if (response.exceptionMessage) {
|
|
let message = new Messages.Simple(response.exceptionMessage, {
|
|
category: "output",
|
|
severity: "error",
|
|
timestamp: response.timestamp,
|
|
});
|
|
this.hud.output.addMessage(message);
|
|
message._objectActors = new Set();
|
|
if (WebConsoleUtils.isActorGrip(response.exception)) {
|
|
message._objectActors.add(response.exception.actor);
|
|
}
|
|
}
|
|
|
|
let helper = response.helperResult || { type: null };
|
|
let helperGrip = null;
|
|
if (helper.type == "inspectObject") {
|
|
helperGrip = helper.object;
|
|
}
|
|
|
|
let grips = [response.result, helperGrip];
|
|
for (let grip of grips) {
|
|
if (WebConsoleUtils.isActorGrip(grip)) {
|
|
this.hud._releaseObject(grip.actor);
|
|
}
|
|
}
|
|
|
|
callback && callback(response);
|
|
},
|
|
|
|
/**
|
|
* Clear the Web Console output.
|
|
*
|
|
* This method emits the "messages-cleared" notification.
|
|
*
|
|
* @param boolean clearStorage
|
|
* True if you want to clear the console messages storage associated to
|
|
* this Web Console.
|
|
*/
|
|
clearOutput: function (clearStorage) {
|
|
let hud = this.hud;
|
|
let outputNode = hud.outputNode;
|
|
let node;
|
|
while ((node = outputNode.firstChild)) {
|
|
hud.removeOutputMessage(node);
|
|
}
|
|
|
|
hud.groupDepth = 0;
|
|
hud._outputQueue.forEach(hud._destroyItem, hud);
|
|
hud._outputQueue = [];
|
|
this.webConsoleClient.clearNetworkRequests();
|
|
hud._repeatNodes = {};
|
|
|
|
if (clearStorage) {
|
|
this.webConsoleClient.clearMessagesCache();
|
|
}
|
|
|
|
this._sidebarDestroy();
|
|
|
|
if (hud.NEW_CONSOLE_OUTPUT_ENABLED) {
|
|
hud.newConsoleOutput.dispatchMessagesClear();
|
|
}
|
|
|
|
this.emit("messages-cleared");
|
|
},
|
|
|
|
/**
|
|
* Remove all of the private messages from the Web Console output.
|
|
*
|
|
* This method emits the "private-messages-cleared" notification.
|
|
*/
|
|
clearPrivateMessages: function () {
|
|
let nodes = this.hud.outputNode.querySelectorAll(".message[private]");
|
|
for (let node of nodes) {
|
|
this.hud.removeOutputMessage(node);
|
|
}
|
|
this.emit("private-messages-cleared");
|
|
},
|
|
|
|
/**
|
|
* Updates the size of the input field (command line) to fit its contents.
|
|
*
|
|
* @returns void
|
|
*/
|
|
resizeInput: function () {
|
|
let inputNode = this.inputNode;
|
|
|
|
// Reset the height so that scrollHeight will reflect the natural height of
|
|
// the contents of the input field.
|
|
inputNode.style.height = "auto";
|
|
|
|
// Now resize the input field to fit its contents.
|
|
let scrollHeight = inputNode.inputField.scrollHeight;
|
|
if (scrollHeight > 0) {
|
|
inputNode.style.height = scrollHeight + "px";
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Sets the value of the input field (command line), and resizes the field to
|
|
* fit its contents. This method is preferred over setting "inputNode.value"
|
|
* directly, because it correctly resizes the field.
|
|
*
|
|
* @param string newValue
|
|
* The new value to set.
|
|
* @returns void
|
|
*/
|
|
setInputValue: function (newValue) {
|
|
this.inputNode.value = newValue;
|
|
this.lastInputValue = newValue;
|
|
this.completeNode.value = "";
|
|
this.resizeInput();
|
|
this._inputChanged = true;
|
|
this.emit("set-input-value");
|
|
},
|
|
|
|
/**
|
|
* Gets the value from the input field
|
|
* @returns string
|
|
*/
|
|
getInputValue: function () {
|
|
return this.inputNode.value || "";
|
|
},
|
|
|
|
/**
|
|
* The inputNode "input" and "keyup" event handler.
|
|
* @private
|
|
*/
|
|
_inputEventHandler: function () {
|
|
if (this.lastInputValue != this.getInputValue()) {
|
|
this.resizeInput();
|
|
this.complete(this.COMPLETE_HINT_ONLY);
|
|
this.lastInputValue = this.getInputValue();
|
|
this._inputChanged = true;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* The window "blur" event handler.
|
|
* @private
|
|
*/
|
|
_blurEventHandler: function () {
|
|
if (this.autocompletePopup) {
|
|
this.clearCompletion();
|
|
}
|
|
},
|
|
|
|
/* eslint-disable complexity */
|
|
/**
|
|
* The inputNode "keypress" event handler.
|
|
*
|
|
* @private
|
|
* @param nsIDOMEvent event
|
|
*/
|
|
_keyPress: function (event) {
|
|
let inputNode = this.inputNode;
|
|
let inputValue = this.getInputValue();
|
|
let inputUpdated = false;
|
|
|
|
if (event.ctrlKey) {
|
|
switch (event.charCode) {
|
|
case 101:
|
|
// control-e
|
|
if (Services.appinfo.OS == "WINNT") {
|
|
break;
|
|
}
|
|
let lineEndPos = inputValue.length;
|
|
if (this.hasMultilineInput()) {
|
|
// find index of closest newline >= cursor
|
|
for (let i = inputNode.selectionEnd; i < lineEndPos; i++) {
|
|
if (inputValue.charAt(i) == "\r" ||
|
|
inputValue.charAt(i) == "\n") {
|
|
lineEndPos = i;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
inputNode.setSelectionRange(lineEndPos, lineEndPos);
|
|
event.preventDefault();
|
|
this.clearCompletion();
|
|
break;
|
|
|
|
case 110:
|
|
// Control-N differs from down arrow: it ignores autocomplete state.
|
|
// Note that we preserve the default 'down' navigation within
|
|
// multiline text.
|
|
if (Services.appinfo.OS == "Darwin" &&
|
|
this.canCaretGoNext() &&
|
|
this.historyPeruse(HISTORY_FORWARD)) {
|
|
event.preventDefault();
|
|
// Ctrl-N is also used to focus the Network category button on
|
|
// MacOSX. The preventDefault() call doesn't prevent the focus
|
|
// from moving away from the input.
|
|
this.focus();
|
|
}
|
|
this.clearCompletion();
|
|
break;
|
|
|
|
case 112:
|
|
// Control-P differs from up arrow: it ignores autocomplete state.
|
|
// Note that we preserve the default 'up' navigation within
|
|
// multiline text.
|
|
if (Services.appinfo.OS == "Darwin" &&
|
|
this.canCaretGoPrevious() &&
|
|
this.historyPeruse(HISTORY_BACK)) {
|
|
event.preventDefault();
|
|
// Ctrl-P may also be used to focus some category button on MacOSX.
|
|
// The preventDefault() call doesn't prevent the focus from moving
|
|
// away from the input.
|
|
this.focus();
|
|
}
|
|
this.clearCompletion();
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
return;
|
|
} else if (event.keyCode == Ci.nsIDOMKeyEvent.DOM_VK_RETURN) {
|
|
let autoMultiline = Services.prefs.getBoolPref(PREF_AUTO_MULTILINE);
|
|
if (event.shiftKey ||
|
|
(!Debugger.isCompilableUnit(inputNode.value) && autoMultiline)) {
|
|
// shift return or incomplete statement
|
|
return;
|
|
}
|
|
}
|
|
|
|
switch (event.keyCode) {
|
|
case Ci.nsIDOMKeyEvent.DOM_VK_ESCAPE:
|
|
if (this.autocompletePopup.isOpen) {
|
|
this.clearCompletion();
|
|
event.preventDefault();
|
|
event.stopPropagation();
|
|
} else if (this.sidebar) {
|
|
this._sidebarDestroy();
|
|
event.preventDefault();
|
|
event.stopPropagation();
|
|
}
|
|
break;
|
|
|
|
case Ci.nsIDOMKeyEvent.DOM_VK_RETURN:
|
|
if (this._autocompletePopupNavigated &&
|
|
this.autocompletePopup.isOpen &&
|
|
this.autocompletePopup.selectedIndex > -1) {
|
|
this.acceptProposedCompletion();
|
|
} else {
|
|
this.execute();
|
|
this._inputChanged = false;
|
|
}
|
|
event.preventDefault();
|
|
break;
|
|
|
|
case Ci.nsIDOMKeyEvent.DOM_VK_UP:
|
|
if (this.autocompletePopup.isOpen) {
|
|
inputUpdated = this.complete(this.COMPLETE_BACKWARD);
|
|
if (inputUpdated) {
|
|
this._autocompletePopupNavigated = true;
|
|
}
|
|
} else if (this.canCaretGoPrevious()) {
|
|
inputUpdated = this.historyPeruse(HISTORY_BACK);
|
|
}
|
|
if (inputUpdated) {
|
|
event.preventDefault();
|
|
}
|
|
break;
|
|
|
|
case Ci.nsIDOMKeyEvent.DOM_VK_DOWN:
|
|
if (this.autocompletePopup.isOpen) {
|
|
inputUpdated = this.complete(this.COMPLETE_FORWARD);
|
|
if (inputUpdated) {
|
|
this._autocompletePopupNavigated = true;
|
|
}
|
|
} else if (this.canCaretGoNext()) {
|
|
inputUpdated = this.historyPeruse(HISTORY_FORWARD);
|
|
}
|
|
if (inputUpdated) {
|
|
event.preventDefault();
|
|
}
|
|
break;
|
|
|
|
case Ci.nsIDOMKeyEvent.DOM_VK_PAGE_UP:
|
|
if (this.autocompletePopup.isOpen) {
|
|
inputUpdated = this.complete(this.COMPLETE_PAGEUP);
|
|
if (inputUpdated) {
|
|
this._autocompletePopupNavigated = true;
|
|
}
|
|
} else {
|
|
this.hud.outputWrapper.scrollTop =
|
|
Math.max(0,
|
|
this.hud.outputWrapper.scrollTop -
|
|
this.hud.outputWrapper.clientHeight
|
|
);
|
|
}
|
|
event.preventDefault();
|
|
break;
|
|
|
|
case Ci.nsIDOMKeyEvent.DOM_VK_PAGE_DOWN:
|
|
if (this.autocompletePopup.isOpen) {
|
|
inputUpdated = this.complete(this.COMPLETE_PAGEDOWN);
|
|
if (inputUpdated) {
|
|
this._autocompletePopupNavigated = true;
|
|
}
|
|
} else {
|
|
this.hud.outputWrapper.scrollTop =
|
|
Math.min(this.hud.outputWrapper.scrollHeight,
|
|
this.hud.outputWrapper.scrollTop +
|
|
this.hud.outputWrapper.clientHeight
|
|
);
|
|
}
|
|
event.preventDefault();
|
|
break;
|
|
|
|
case Ci.nsIDOMKeyEvent.DOM_VK_HOME:
|
|
if (this.autocompletePopup.isOpen) {
|
|
this.autocompletePopup.selectedIndex = 0;
|
|
event.preventDefault();
|
|
} else if (inputValue.length <= 0) {
|
|
this.hud.outputWrapper.scrollTop = 0;
|
|
event.preventDefault();
|
|
}
|
|
break;
|
|
|
|
case Ci.nsIDOMKeyEvent.DOM_VK_END:
|
|
if (this.autocompletePopup.isOpen) {
|
|
this.autocompletePopup.selectedIndex =
|
|
this.autocompletePopup.itemCount - 1;
|
|
event.preventDefault();
|
|
} else if (inputValue.length <= 0) {
|
|
this.hud.outputWrapper.scrollTop =
|
|
this.hud.outputWrapper.scrollHeight;
|
|
event.preventDefault();
|
|
}
|
|
break;
|
|
|
|
case Ci.nsIDOMKeyEvent.DOM_VK_LEFT:
|
|
if (this.autocompletePopup.isOpen || this.lastCompletion.value) {
|
|
this.clearCompletion();
|
|
}
|
|
break;
|
|
|
|
case Ci.nsIDOMKeyEvent.DOM_VK_RIGHT:
|
|
let cursorAtTheEnd = this.inputNode.selectionStart ==
|
|
this.inputNode.selectionEnd &&
|
|
this.inputNode.selectionStart ==
|
|
inputValue.length;
|
|
let haveSuggestion = this.autocompletePopup.isOpen ||
|
|
this.lastCompletion.value;
|
|
let useCompletion = cursorAtTheEnd || this._autocompletePopupNavigated;
|
|
if (haveSuggestion && useCompletion &&
|
|
this.complete(this.COMPLETE_HINT_ONLY) &&
|
|
this.lastCompletion.value &&
|
|
this.acceptProposedCompletion()) {
|
|
event.preventDefault();
|
|
}
|
|
if (this.autocompletePopup.isOpen) {
|
|
this.clearCompletion();
|
|
}
|
|
break;
|
|
|
|
case Ci.nsIDOMKeyEvent.DOM_VK_TAB:
|
|
// Generate a completion and accept the first proposed value.
|
|
if (this.complete(this.COMPLETE_HINT_ONLY) &&
|
|
this.lastCompletion &&
|
|
this.acceptProposedCompletion()) {
|
|
event.preventDefault();
|
|
} else if (this._inputChanged) {
|
|
this.updateCompleteNode(l10n.getStr("Autocomplete.blank"));
|
|
event.preventDefault();
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
},
|
|
/* eslint-enable complexity */
|
|
|
|
/**
|
|
* The inputNode "focus" event handler.
|
|
* @private
|
|
*/
|
|
_focusEventHandler: function () {
|
|
this._inputChanged = false;
|
|
},
|
|
|
|
/**
|
|
* Go up/down the history stack of input values.
|
|
*
|
|
* @param number direction
|
|
* History navigation direction: HISTORY_BACK or HISTORY_FORWARD.
|
|
*
|
|
* @returns boolean
|
|
* True if the input value changed, false otherwise.
|
|
*/
|
|
historyPeruse: function (direction) {
|
|
if (!this.history.length) {
|
|
return false;
|
|
}
|
|
|
|
// Up Arrow key
|
|
if (direction == HISTORY_BACK) {
|
|
if (this.historyPlaceHolder <= 0) {
|
|
return false;
|
|
}
|
|
let inputVal = this.history[--this.historyPlaceHolder];
|
|
|
|
// Save the current input value as the latest entry in history, only if
|
|
// the user is already at the last entry.
|
|
// Note: this code does not store changes to items that are already in
|
|
// history.
|
|
if (this.historyPlaceHolder + 1 == this.historyIndex) {
|
|
this.history[this.historyIndex] = this.getInputValue() || "";
|
|
}
|
|
|
|
this.setInputValue(inputVal);
|
|
} else if (direction == HISTORY_FORWARD) {
|
|
// Down Arrow key
|
|
if (this.historyPlaceHolder >= (this.history.length - 1)) {
|
|
return false;
|
|
}
|
|
|
|
let inputVal = this.history[++this.historyPlaceHolder];
|
|
this.setInputValue(inputVal);
|
|
} else {
|
|
throw new Error("Invalid argument 0");
|
|
}
|
|
|
|
return true;
|
|
},
|
|
|
|
/**
|
|
* Test for multiline input.
|
|
*
|
|
* @return boolean
|
|
* True if CR or LF found in node value; else false.
|
|
*/
|
|
hasMultilineInput: function () {
|
|
return /[\r\n]/.test(this.getInputValue());
|
|
},
|
|
|
|
/**
|
|
* Check if the caret is at a location that allows selecting the previous item
|
|
* in history when the user presses the Up arrow key.
|
|
*
|
|
* @return boolean
|
|
* True if the caret is at a location that allows selecting the
|
|
* previous item in history when the user presses the Up arrow key,
|
|
* otherwise false.
|
|
*/
|
|
canCaretGoPrevious: function () {
|
|
let node = this.inputNode;
|
|
if (node.selectionStart != node.selectionEnd) {
|
|
return false;
|
|
}
|
|
|
|
let multiline = /[\r\n]/.test(node.value);
|
|
return node.selectionStart == 0 ? true :
|
|
node.selectionStart == node.value.length && !multiline;
|
|
},
|
|
|
|
/**
|
|
* Check if the caret is at a location that allows selecting the next item in
|
|
* history when the user presses the Down arrow key.
|
|
*
|
|
* @return boolean
|
|
* True if the caret is at a location that allows selecting the next
|
|
* item in history when the user presses the Down arrow key, otherwise
|
|
* false.
|
|
*/
|
|
canCaretGoNext: function () {
|
|
let node = this.inputNode;
|
|
if (node.selectionStart != node.selectionEnd) {
|
|
return false;
|
|
}
|
|
|
|
let multiline = /[\r\n]/.test(node.value);
|
|
return node.selectionStart == node.value.length ? true :
|
|
node.selectionStart == 0 && !multiline;
|
|
},
|
|
|
|
/**
|
|
* Completes the current typed text in the inputNode. Completion is performed
|
|
* only if the selection/cursor is at the end of the string. If no completion
|
|
* is found, the current inputNode value and cursor/selection stay.
|
|
*
|
|
* @param int type possible values are
|
|
* - this.COMPLETE_FORWARD: If there is more than one possible completion
|
|
* and the input value stayed the same compared to the last time this
|
|
* function was called, then the next completion of all possible
|
|
* completions is used. If the value changed, then the first possible
|
|
* completion is used and the selection is set from the current
|
|
* cursor position to the end of the completed text.
|
|
* If there is only one possible completion, then this completion
|
|
* value is used and the cursor is put at the end of the completion.
|
|
* - this.COMPLETE_BACKWARD: Same as this.COMPLETE_FORWARD but if the
|
|
* value stayed the same as the last time the function was called,
|
|
* then the previous completion of all possible completions is used.
|
|
* - this.COMPLETE_PAGEUP: Scroll up one page if available or select the
|
|
* first item.
|
|
* - this.COMPLETE_PAGEDOWN: Scroll down one page if available or select
|
|
* the last item.
|
|
* - this.COMPLETE_HINT_ONLY: If there is more than one possible
|
|
* completion and the input value stayed the same compared to the
|
|
* last time this function was called, then the same completion is
|
|
* used again. If there is only one possible completion, then
|
|
* the this.getInputValue() is set to this value and the selection
|
|
* is set from the current cursor position to the end of the
|
|
* completed text.
|
|
* @param function callback
|
|
* Optional function invoked when the autocomplete properties are
|
|
* updated.
|
|
* @returns boolean true if there existed a completion for the current input,
|
|
* or false otherwise.
|
|
*/
|
|
complete: function (type, callback) {
|
|
let inputNode = this.inputNode;
|
|
let inputValue = this.getInputValue();
|
|
let frameActor = this.getFrameActor(this.SELECTED_FRAME);
|
|
|
|
// If the inputNode has no value, then don't try to complete on it.
|
|
if (!inputValue) {
|
|
this.clearCompletion();
|
|
callback && callback(this);
|
|
this.emit("autocomplete-updated");
|
|
return false;
|
|
}
|
|
|
|
// Only complete if the selection is empty.
|
|
if (inputNode.selectionStart != inputNode.selectionEnd) {
|
|
this.clearCompletion();
|
|
callback && callback(this);
|
|
this.emit("autocomplete-updated");
|
|
return false;
|
|
}
|
|
|
|
// Update the completion results.
|
|
if (this.lastCompletion.value != inputValue ||
|
|
frameActor != this._lastFrameActorId) {
|
|
this._updateCompletionResult(type, callback);
|
|
return false;
|
|
}
|
|
|
|
let popup = this.autocompletePopup;
|
|
let accepted = false;
|
|
|
|
if (type != this.COMPLETE_HINT_ONLY && popup.itemCount == 1) {
|
|
this.acceptProposedCompletion();
|
|
accepted = true;
|
|
} else if (type == this.COMPLETE_BACKWARD) {
|
|
popup.selectPreviousItem();
|
|
} else if (type == this.COMPLETE_FORWARD) {
|
|
popup.selectNextItem();
|
|
} else if (type == this.COMPLETE_PAGEUP) {
|
|
popup.selectPreviousPageItem();
|
|
} else if (type == this.COMPLETE_PAGEDOWN) {
|
|
popup.selectNextPageItem();
|
|
}
|
|
|
|
callback && callback(this);
|
|
this.emit("autocomplete-updated");
|
|
return accepted || popup.itemCount > 0;
|
|
},
|
|
|
|
/**
|
|
* Update the completion result. This operation is performed asynchronously by
|
|
* fetching updated results from the content process.
|
|
*
|
|
* @private
|
|
* @param int type
|
|
* Completion type. See this.complete() for details.
|
|
* @param function [callback]
|
|
* Optional, function to invoke when completion results are received.
|
|
*/
|
|
_updateCompletionResult: function (type, callback) {
|
|
let frameActor = this.getFrameActor(this.SELECTED_FRAME);
|
|
if (this.lastCompletion.value == this.getInputValue() &&
|
|
frameActor == this._lastFrameActorId) {
|
|
return;
|
|
}
|
|
|
|
let requestId = gSequenceId();
|
|
let cursor = this.inputNode.selectionStart;
|
|
let input = this.getInputValue().substring(0, cursor);
|
|
let cache = this._autocompleteCache;
|
|
|
|
// If the current input starts with the previous input, then we already
|
|
// have a list of suggestions and we just need to filter the cached
|
|
// suggestions. When the current input ends with a non-alphanumeric
|
|
// character we ask the server again for suggestions.
|
|
|
|
// Check if last character is non-alphanumeric
|
|
if (!/[a-zA-Z0-9]$/.test(input) || frameActor != this._lastFrameActorId) {
|
|
this._autocompleteQuery = null;
|
|
this._autocompleteCache = null;
|
|
}
|
|
|
|
if (this._autocompleteQuery && input.startsWith(this._autocompleteQuery)) {
|
|
let filterBy = input;
|
|
// Find the last non-alphanumeric other than _ or $ if it exists.
|
|
let lastNonAlpha = input.match(/[^a-zA-Z0-9_$][a-zA-Z0-9_$]*$/);
|
|
// If input contains non-alphanumerics, use the part after the last one
|
|
// to filter the cache
|
|
if (lastNonAlpha) {
|
|
filterBy = input.substring(input.lastIndexOf(lastNonAlpha) + 1);
|
|
}
|
|
|
|
let newList = cache.sort().filter(function (l) {
|
|
return l.startsWith(filterBy);
|
|
});
|
|
|
|
this.lastCompletion = {
|
|
requestId: null,
|
|
completionType: type,
|
|
value: null,
|
|
};
|
|
|
|
let response = { matches: newList, matchProp: filterBy };
|
|
this._receiveAutocompleteProperties(null, callback, response);
|
|
return;
|
|
}
|
|
|
|
this._lastFrameActorId = frameActor;
|
|
|
|
this.lastCompletion = {
|
|
requestId: requestId,
|
|
completionType: type,
|
|
value: null,
|
|
};
|
|
|
|
let autocompleteCallback =
|
|
this._receiveAutocompleteProperties.bind(this, requestId, callback);
|
|
|
|
this.webConsoleClient.autocomplete(
|
|
input, cursor, autocompleteCallback, frameActor);
|
|
},
|
|
|
|
/**
|
|
* Handler for the autocompletion results. This method takes
|
|
* the completion result received from the server and updates the UI
|
|
* accordingly.
|
|
*
|
|
* @param number requestId
|
|
* Request ID.
|
|
* @param function [callback=null]
|
|
* Optional, function to invoke when the completion result is received.
|
|
* @param object message
|
|
* The JSON message which holds the completion results received from
|
|
* the content process.
|
|
*/
|
|
_receiveAutocompleteProperties: function (requestId, callback, message) {
|
|
let inputNode = this.inputNode;
|
|
let inputValue = this.getInputValue();
|
|
if (this.lastCompletion.value == inputValue ||
|
|
requestId != this.lastCompletion.requestId) {
|
|
return;
|
|
}
|
|
// Cache whatever came from the server if the last char is
|
|
// alphanumeric or '.'
|
|
let cursor = inputNode.selectionStart;
|
|
let inputUntilCursor = inputValue.substring(0, cursor);
|
|
|
|
if (requestId != null && /[a-zA-Z0-9.]$/.test(inputUntilCursor)) {
|
|
this._autocompleteCache = message.matches;
|
|
this._autocompleteQuery = inputUntilCursor;
|
|
}
|
|
|
|
let matches = message.matches;
|
|
let lastPart = message.matchProp;
|
|
if (!matches.length) {
|
|
this.clearCompletion();
|
|
callback && callback(this);
|
|
this.emit("autocomplete-updated");
|
|
return;
|
|
}
|
|
|
|
let items = matches.reverse().map(function (match) {
|
|
return { preLabel: lastPart, label: match };
|
|
});
|
|
|
|
let popup = this.autocompletePopup;
|
|
popup.setItems(items);
|
|
|
|
let completionType = this.lastCompletion.completionType;
|
|
this.lastCompletion = {
|
|
value: inputValue,
|
|
matchProp: lastPart,
|
|
};
|
|
|
|
if (items.length > 1 && !popup.isOpen) {
|
|
let str = this.getInputValue().substr(0, this.inputNode.selectionStart);
|
|
let offset = str.length - (str.lastIndexOf("\n") + 1) - lastPart.length;
|
|
let x = offset * this.hud._inputCharWidth;
|
|
popup.openPopup(inputNode, x + this.hud._chevronWidth);
|
|
this._autocompletePopupNavigated = false;
|
|
} else if (items.length < 2 && popup.isOpen) {
|
|
popup.hidePopup();
|
|
this._autocompletePopupNavigated = false;
|
|
}
|
|
|
|
if (items.length == 1) {
|
|
popup.selectedIndex = 0;
|
|
}
|
|
|
|
this.onAutocompleteSelect();
|
|
|
|
if (completionType != this.COMPLETE_HINT_ONLY && popup.itemCount == 1) {
|
|
this.acceptProposedCompletion();
|
|
} else if (completionType == this.COMPLETE_BACKWARD) {
|
|
popup.selectPreviousItem();
|
|
} else if (completionType == this.COMPLETE_FORWARD) {
|
|
popup.selectNextItem();
|
|
}
|
|
|
|
callback && callback(this);
|
|
this.emit("autocomplete-updated");
|
|
},
|
|
|
|
onAutocompleteSelect: function () {
|
|
// Render the suggestion only if the cursor is at the end of the input.
|
|
if (this.inputNode.selectionStart != this.getInputValue().length) {
|
|
return;
|
|
}
|
|
|
|
let currentItem = this.autocompletePopup.selectedItem;
|
|
if (currentItem && this.lastCompletion.value) {
|
|
let suffix =
|
|
currentItem.label.substring(this.lastCompletion.matchProp.length);
|
|
this.updateCompleteNode(suffix);
|
|
} else {
|
|
this.updateCompleteNode("");
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Clear the current completion information and close the autocomplete popup,
|
|
* if needed.
|
|
*/
|
|
clearCompletion: function () {
|
|
this.autocompletePopup.clearItems();
|
|
this.lastCompletion = { value: null };
|
|
this.updateCompleteNode("");
|
|
if (this.autocompletePopup.isOpen) {
|
|
this.autocompletePopup.hidePopup();
|
|
this._autocompletePopupNavigated = false;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Accept the proposed input completion.
|
|
*
|
|
* @return boolean
|
|
* True if there was a selected completion item and the input value
|
|
* was updated, false otherwise.
|
|
*/
|
|
acceptProposedCompletion: function () {
|
|
let updated = false;
|
|
|
|
let currentItem = this.autocompletePopup.selectedItem;
|
|
if (currentItem && this.lastCompletion.value) {
|
|
let suffix =
|
|
currentItem.label.substring(this.lastCompletion.matchProp.length);
|
|
let cursor = this.inputNode.selectionStart;
|
|
let value = this.getInputValue();
|
|
this.setInputValue(value.substr(0, cursor) +
|
|
suffix + value.substr(cursor));
|
|
let newCursor = cursor + suffix.length;
|
|
this.inputNode.selectionStart = this.inputNode.selectionEnd = newCursor;
|
|
updated = true;
|
|
}
|
|
|
|
this.clearCompletion();
|
|
|
|
return updated;
|
|
},
|
|
|
|
/**
|
|
* Update the node that displays the currently selected autocomplete proposal.
|
|
*
|
|
* @param string suffix
|
|
* The proposed suffix for the inputNode value.
|
|
*/
|
|
updateCompleteNode: function (suffix) {
|
|
// completion prefix = input, with non-control chars replaced by spaces
|
|
let prefix = suffix ? this.getInputValue().replace(/[\S]/g, " ") : "";
|
|
this.completeNode.value = prefix + suffix;
|
|
},
|
|
|
|
/**
|
|
* Destroy the sidebar.
|
|
* @private
|
|
*/
|
|
_sidebarDestroy: function () {
|
|
if (this._variablesView) {
|
|
this._variablesView.controller.releaseActors();
|
|
this._variablesView = null;
|
|
}
|
|
|
|
if (this.sidebar) {
|
|
this.sidebar.hide();
|
|
this.sidebar.destroy();
|
|
this.sidebar = null;
|
|
}
|
|
|
|
this.emit("sidebar-closed");
|
|
},
|
|
|
|
/**
|
|
* Destroy the JSTerm object. Call this method to avoid memory leaks.
|
|
*/
|
|
destroy: function () {
|
|
this._sidebarDestroy();
|
|
|
|
this.clearCompletion();
|
|
this.clearOutput();
|
|
|
|
this.autocompletePopup.destroy();
|
|
this.autocompletePopup = null;
|
|
|
|
if (this._onPaste) {
|
|
this.inputNode.removeEventListener("paste", this._onPaste, false);
|
|
this.inputNode.removeEventListener("drop", this._onPaste, false);
|
|
this._onPaste = null;
|
|
}
|
|
|
|
this.inputNode.removeEventListener("keypress", this._keyPress, false);
|
|
this.inputNode.removeEventListener("input", this._inputEventHandler, false);
|
|
this.inputNode.removeEventListener("keyup", this._inputEventHandler, false);
|
|
this.inputNode.removeEventListener("focus", this._focusEventHandler, false);
|
|
this.hud.window.removeEventListener("blur", this._blurEventHandler, false);
|
|
|
|
this.hud = null;
|
|
},
|
|
};
|
|
|
|
function gSequenceId() {
|
|
return gSequenceId.n++;
|
|
}
|
|
gSequenceId.n = 0;
|
|
exports.gSequenceId = gSequenceId;
|
|
|
|
/**
|
|
* @see VariablesView.simpleValueEvalMacro
|
|
*/
|
|
function simpleValueEvalMacro(item, currentString) {
|
|
return VariablesView.simpleValueEvalMacro(item, currentString, "_self");
|
|
}
|
|
|
|
/**
|
|
* @see VariablesView.overrideValueEvalMacro
|
|
*/
|
|
function overrideValueEvalMacro(item, currentString) {
|
|
return VariablesView.overrideValueEvalMacro(item, currentString, "_self");
|
|
}
|
|
|
|
/**
|
|
* @see VariablesView.getterOrSetterEvalMacro
|
|
*/
|
|
function getterOrSetterEvalMacro(item, currentString) {
|
|
return VariablesView.getterOrSetterEvalMacro(item, currentString, "_self");
|
|
}
|
|
|
|
exports.JSTerm = JSTerm;
|