mirror of
https://github.com/gorhill/uBlock.git
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0886f7e886
.jshintrc's otion-set is a personal choice, merely a suggestion. Beside that, it includes some common globals for specific browsers, so there's no need to set the globals in every .js file. In order to force strict coding, "use strict" directive was added into every .js file.
65 lines
2 KiB
JavaScript
65 lines
2 KiB
JavaScript
/*******************************************************************************
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µBlock - a Chromium browser extension to block requests.
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Copyright (C) 2014 Raymond Hill
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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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/* exported quickProfiler */
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'use strict';
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/******************************************************************************/
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var quickProfiler = (function() {
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var timer = window.performance || Date;
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var time = 0;
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var count = 0;
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var tstart = 0;
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var lastlog = timer.now();
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var prompt = '';
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var reset = function() {
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time = 0;
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count = 0;
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tstart = 0;
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};
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var avg = function() {
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return count > 0 ? time / count : 0;
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};
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var start = function(s) {
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prompt = s || '';
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tstart = timer.now();
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};
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var stop = function(period) {
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if ( period === undefined ) {
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period = 10000;
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}
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var now = timer.now();
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count += 1;
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time += (now - tstart);
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if ( (now - lastlog) >= period ) {
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console.log('µBlock> %s: %s ms (%d samples)', prompt, avg().toFixed(3), count);
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lastlog = now;
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}
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};
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return {
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reset: reset,
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start: start,
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stop: stop
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};
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})();
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/******************************************************************************/
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