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31 lines
975 B
31 lines
975 B
// |
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// Tools for performance debugging, only enabled in development mode. |
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// Open up Chrome Dev Tools, then Timeline, then User Timing to see output. |
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// Also see config/webpack/loaders/mark.js for the webpack loader marks. |
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// |
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let marky; |
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if (process.env.NODE_ENV === 'development') { |
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if (typeof performance !== 'undefined' && performance.setResourceTimingBufferSize) { |
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// Increase Firefox's performance entry limit; otherwise it's capped to 150. |
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// See: https://bugzilla.mozilla.org/show_bug.cgi?id=1331135 |
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performance.setResourceTimingBufferSize(Infinity); |
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} |
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marky = require('marky'); |
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// allows us to easily do e.g. ReactPerf.printWasted() while debugging |
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//window.ReactPerf = require('react-addons-perf'); |
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//window.ReactPerf.start(); |
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} |
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export function start(name) { |
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if (process.env.NODE_ENV === 'development') { |
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marky.mark(name); |
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} |
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} |
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export function stop(name) { |
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if (process.env.NODE_ENV === 'development') { |
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marky.stop(name); |
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} |
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}
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