add Systrace to all PerformanceLogger.js markers
Reviewed By: alexeylang Differential Revision: D4567843 fbshipit-source-id: 00cac36d2b73f827723546a04edd6b89267c26bb
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@ -12,9 +12,11 @@
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const BatchedBridge = require('BatchedBridge');
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const BatchedBridge = require('BatchedBridge');
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const performanceNow = global.nativePerformanceNow || require('fbjs/lib/performanceNow');
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const performanceNow = global.nativePerformanceNow || require('fbjs/lib/performanceNow');
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const Systrace = require('Systrace');
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var timespans = {};
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var timespans = {};
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var extras = {};
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var extras = {};
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var cookies = {};
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/**
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/**
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* This is meant to collect and log performance data in production, which means
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* This is meant to collect and log performance data in production, which means
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@ -53,6 +55,7 @@ var PerformanceLogger = {
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description: description,
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description: description,
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startTime: performanceNow(),
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startTime: performanceNow(),
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};
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};
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cookies[key] = Systrace.beginAsyncEvent(key);
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},
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},
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stopTimespan(key) {
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stopTimespan(key) {
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@ -75,6 +78,8 @@ var PerformanceLogger = {
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return;
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return;
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}
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}
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Systrace.endAsyncEvent(key, cookies[key]);
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delete cookies[key];
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timespans[key].endTime = performanceNow();
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timespans[key].endTime = performanceNow();
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timespans[key].totalTime =
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timespans[key].totalTime =
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timespans[key].endTime - timespans[key].startTime;
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timespans[key].endTime - timespans[key].startTime;
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