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perf(ngStyleDirective): use $watchCollection

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Since we are simply watching a flat object collection it is more performant
to use $watchCollection than a deepWatch...

Closes #10535
This commit is contained in:
gdi2290
2014-12-19 17:11:25 -08:00
committed by Peter Bacon Darwin
parent 3a8f3dc9ea
commit 4c8d8ad508
1 changed files with 2 additions and 2 deletions
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4
src/ng/directive/ngStyle.js
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@@ -47,10 +47,10 @@
</example>
*/
var ngStyleDirective = ngDirective(function(scope, element, attr) {
scope.$watch(attr.ngStyle, function ngStyleWatchAction(newStyles, oldStyles) {
scope.$watchCollection(attr.ngStyle, function ngStyleWatchAction(newStyles, oldStyles) {
if (oldStyles && (newStyles !== oldStyles)) {
forEach(oldStyles, function(val, style) { element.css(style, '');});
}
if (newStyles) element.css(newStyles);
}, true);
});
});