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riot-web
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Code Issues Releases Wiki Activity

trap for ss.cssRules mysteriously returning null

pull/21833/head
Matthew Hodgson 2016-01-22 19:59:41 +00:00
parent 9a6f33861f
commit add8ef3c59
1 changed files with 3 additions and 0 deletions
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src/Tinter.js
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@ -76,6 +76,9 @@ var cached = false;
function calcCssFixups() { function calcCssFixups() {
for (var i = 0; i < document.styleSheets.length; i++) { for (var i = 0; i < document.styleSheets.length; i++) {
var ss = document.styleSheets[i]; var ss = document.styleSheets[i];
// Chromium apparently sometimes returns null here; unsure why.
// see $14534907369972FRXBx:matrix.org in HQ
if (!ss.cssRules) continue;
for (var j = 0; j < ss.cssRules.length; j++) { for (var j = 0; j < ss.cssRules.length; j++) {
var rule = ss.cssRules[j]; var rule = ss.cssRules[j];
if (!rule.style) continue; if (!rule.style) continue;