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Issue 29374674: Issue 4864 - Start using ESLint for adblockpluschrome (Closed)
Patch Set: Remove the arrow-parens rule Created March 9, 2017, 10:15 a.m.
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1 /* 1 /*
2 * This file is part of Adblock Plus <https://adblockplus.org/>, 2 * This file is part of Adblock Plus <https://adblockplus.org/>,
3 * Copyright (C) 2006-2016 Eyeo GmbH 3 * Copyright (C) 2006-2016 Eyeo GmbH
4 * 4 *
5 * Adblock Plus is free software: you can redistribute it and/or modify 5 * Adblock Plus is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 3 as 6 * it under the terms of the GNU General Public License version 3 as
7 * published by the Free Software Foundation. 7 * published by the Free Software Foundation.
8 * 8 *
9 * Adblock Plus is distributed in the hope that it will be useful, 9 * Adblock Plus is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details. 12 * GNU General Public License for more details.
13 * 13 *
14 * You should have received a copy of the GNU General Public License 14 * You should have received a copy of the GNU General Public License
15 * along with Adblock Plus. If not, see <http://www.gnu.org/licenses/>. 15 * along with Adblock Plus. If not, see <http://www.gnu.org/licenses/>.
16 */ 16 */
17 17
18 "use strict"; 18 "use strict";
19 19
20 { 20 {
21 /* eslint-disable no-var */
21 var ext = {}; 22 var ext = {};
23 /* eslint-enable no-var */
22 24
23 let EventTarget = ext._EventTarget = function() 25 let EventTarget = ext._EventTarget = function()
24 { 26 {
25 this._listeners = []; 27 this._listeners = [];
26 }; 28 };
27 EventTarget.prototype = { 29 EventTarget.prototype = {
28 addListener(listener) 30 addListener(listener)
29 { 31 {
30 if (this._listeners.indexOf(listener) == -1) 32 if (this._listeners.indexOf(listener) == -1)
31 this._listeners.push(listener); 33 this._listeners.push(listener);
32 }, 34 },
33 removeListener(listener) 35 removeListener(listener)
34 { 36 {
35 let idx = this._listeners.indexOf(listener); 37 let idx = this._listeners.indexOf(listener);
36 if (idx != -1) 38 if (idx != -1)
37 this._listeners.splice(idx, 1); 39 this._listeners.splice(idx, 1);
38 }, 40 },
39 _dispatch() 41 _dispatch(...args)
40 { 42 {
41 let results = []; 43 let results = [];
42 let listeners = this._listeners.slice(); 44 let listeners = this._listeners.slice();
43 45
44 for (let listener of listeners) 46 for (let listener of listeners)
45 results.push(listener.apply(null, arguments)); 47 results.push(listener(...args));
46 48
47 return results; 49 return results;
48 } 50 }
49 }; 51 };
52
53 // Workaround since HTMLCollection and NodeList didn't have iterator support
54 // before Chrome 51.
55 // https://bugs.chromium.org/p/chromium/issues/detail?id=401699
56 let arrayIterator = Array.prototype[Symbol.iterator];
57 if (!(Symbol.iterator in HTMLCollection.prototype))
58 HTMLCollection.prototype[Symbol.iterator] = arrayIterator;
59 if (!(Symbol.iterator in NodeList.prototype))
60 NodeList.prototype[Symbol.iterator] = arrayIterator;
61
62 /* Message passing */
63
64 ext.onMessage = new ext._EventTarget();
65
66
67 /* Background page */
68
69 ext.backgroundPage = {
70 sendMessage: chrome.runtime.sendMessage,
71 getWindow()
72 {
73 return chrome.extension.getBackgroundPage();
74 }
75 };
76
77
78 /* Utils */
79
80 ext.getURL = chrome.extension.getURL;
81 ext.i18n = chrome.i18n;
50 } 82 }
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