From 3f840f8d7537349be963306e453c3a6f4d5aceff Mon Sep 17 00:00:00 2001 From: surunzi Date: Thu, 19 May 2016 21:21:27 +0800 Subject: [PATCH] Fix: Performance not available --- src/Network/Network.es6 | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/src/Network/Network.es6 b/src/Network/Network.es6 index 9d64669..a7ed76d 100644 --- a/src/Network/Network.es6 +++ b/src/Network/Network.es6 @@ -153,8 +153,11 @@ export default class Network extends Tool } _getPerformanceTimingData() { - var performance = window.webkitPerformance || window.performance, - timing = performance.timing; + var performance = window.webkitPerformance || window.performance; + + if (!performance) return; + + var timing = performance.timing; var data = [];