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Fix crash if batch update blocks are nil although method declaration allows nullable (#2599)

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This commit is contained in:
Michael Schneider
2016-11-13 17:15:11 -08:00
committed by Adlai Holler
parent ae11fc755e
commit 44aa582ceb
4 changed files with 25 additions and 2 deletions
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4
AsyncDisplayKit/ASTableNode.mm
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@@ -521,7 +521,9 @@ ASEnvironmentCollectionTableSetEnvironmentState(_environmentStateLock)
- (void)performBatchAnimated:(BOOL)animated updates:(void (^)())updates completion:(void (^)(BOOL))completion
{
[self.view beginUpdates];
updates();
if (updates) {
updates();
}
[self.view endUpdatesAnimated:animated completion:completion];
}