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Merge pull request #1874 from matrix-org/luke/fix-analytics-crash

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Fix crash when browser doesn't report page change measurement
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Luke Barnard 2018-05-03 18:46:20 +01:00 • committed by GitHub
commit b08abd3d8b
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2 changed files with 12 additions and 4 deletions
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4
src/components/structures/MatrixChat.js
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@ -413,6 +413,10 @@ export default React.createClass({
performance.clearMarks('riot_MatrixChat_page_change_start');
performance.clearMarks('riot_MatrixChat_page_change_stop');
const measurement = performance.getEntriesByName('riot_MatrixChat_page_change_delta').pop();
// In practice, sometimes the entries list is empty, so we get no measurement
if (!measurement) return null;
return measurement.duration;
},