mirror of
https://github.com/gorhill/uBlock.git
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75 lines
2.7 KiB
JavaScript
75 lines
2.7 KiB
JavaScript
/*******************************************************************************
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uBlock Origin - a browser extension to block requests.
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Copyright (C) 2014-2017 The uBlock Origin authors
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see {http://www.gnu.org/licenses/}.
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Home: https://github.com/gorhill/uBlock
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*/
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// For background page or non-background pages
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/* exported objectAssign */
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'use strict';
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/******************************************************************************/
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/******************************************************************************/
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// https://github.com/gorhill/uBlock/issues/1067
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// https://developer.mozilla.org/en/docs/Web/JavaScript/Reference/Global_Objects/String/startsWith
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// Firefox 17/Chromium 41 supports `startsWith`.
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if ( String.prototype.startsWith instanceof Function === false ) {
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String.prototype.startsWith = function(needle, pos) {
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if ( typeof pos !== 'number' ) {
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pos = 0;
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}
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return this.lastIndexOf(needle, pos) === pos;
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};
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}
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/******************************************************************************/
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// https://github.com/gorhill/uBlock/issues/1067
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// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/endsWith
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// Firefox 17/Chromium 41 supports `endsWith`.
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if ( String.prototype.endsWith instanceof Function === false ) {
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String.prototype.endsWith = function(needle, pos) {
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if ( typeof pos !== 'number' ) {
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pos = this.length;
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}
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pos -= needle.length;
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return this.indexOf(needle, pos) === pos;
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};
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}
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/******************************************************************************/
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// As per MDN, Object.assign appeared first in Chromium 45.
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// https://developer.mozilla.org/en/docs/Web/JavaScript/Reference/Global_Objects/Object/assign#Browser_compatibility
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var objectAssign = Object.assign || function(target, source) {
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var keys = Object.keys(source);
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for ( var i = 0, n = keys.length, key; i < n; i++ ) {
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key = keys[i];
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target[key] = source[key];
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}
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return target;
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};
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/******************************************************************************/
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