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Fix for race condition bug in the "traverse the scopes" loop. #2915

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Fix for race condition bug in the "traverse the scopes" loop. #2915

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2 changes: 1 addition & 1 deletion src/ng/rootScope.js
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Original file line number Diff line number Diff line change
Expand Up @@ -520,7 +520,7 @@ function $RootScopeProvider(){
watch = watchers[length];
// Most common watches are on primitives, in which case we can short
// circuit it with === operator, only when === fails do we use .equals
if ((value = watch.get(current)) !== (last = watch.last) &&
if (watch && (value = watch.get(current)) !== (last = watch.last) &&
!(watch.eq
? equals(value, last)
: (typeof value == 'number' && typeof last == 'number'
Expand Down