copy observers before enumerate

ibireme · Mar 15, 2016 · a64f0e6 · a64f0e6
1 parent c696ed0
commit a64f0e6
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/YYText/Component/YYTextKeyboardManager.m b/YYText/Component/YYTextKeyboardManager.m
@@ -472,7 +472,7 @@ - (void)_notifyAllObservers {
     }
 
     if (!CGRectEqualToRect(trans.toFrame, _fromFrame)) {
-        for (id<YYTextKeyboardObserver> observer in _observers) {
+        for (id<YYTextKeyboardObserver> observer in _observers.copy) {
             if ([observer respondsToSelector:@selector(keyboardChangedWithTransition:)]) {
                 [observer keyboardChangedWithTransition:trans];
             }