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Merge pull request #597 from spicyj/gh-527

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Don't use .returnValue if .defaultPrevented exists
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Paul O’Shannessy
2013-11-27 14:28:26 -08:00
parent 5fbd8109f8 4bd0a40037
commit 8fbdb50a9d
1 changed files with 4 additions and 1 deletions
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src/event/synthetic/SyntheticEvent.js
+4 -1
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@@ -79,7 +79,10 @@ function SyntheticEvent(dispatchConfig, dispatchMarker, nativeEvent) {
}
}
if (nativeEvent.defaultPrevented || nativeEvent.returnValue === false) {
var defaultPrevented = nativeEvent.defaultPrevented != null ?
nativeEvent.defaultPrevented :
nativeEvent.returnValue === false;
if (defaultPrevented) {
this.isDefaultPrevented = emptyFunction.thatReturnsTrue;
} else {
this.isDefaultPrevented = emptyFunction.thatReturnsFalse;