ThePain/Swiftgram
1
0
Fork 0
mirror of https://github.com/Swiftgram/Telegram-iOS.git synced 2025-12-22 14:20:20 +00:00
Code Issues Packages Projects Releases Wiki Activity

Assert supplementary node validity before data controller use

Browse Source
This commit is contained in:
Levi McCallum
2015-10-06 09:28:42 -07:00
parent 769a67569c
commit 5839e5bf3e
1 changed files with 4 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
AsyncDisplayKit/ASCollectionView.mm
View File

@@ -733,7 +733,10 @@ static BOOL _isInterceptedSelector(SEL sel)
- (ASDisplayNode *)dataController:(ASCollectionDataController *)dataController supplementaryNodeOfKind:(NSString *)kind atIndexPath:(NSIndexPath *)indexPath
{
return [_asyncDataSource collectionView:self nodeForSupplementaryElementOfKind:kind atIndexPath:indexPath];
ASDisplayNode *node = [_asyncDataSource collectionView:self nodeForSupplementaryElementOfKind:kind atIndexPath:indexPath];
ASDisplayNodeAssert(node != nil, @"A node must be returned for a supplementary node");
ASDisplayNodeAssert(!node.nodeLoaded, @"The supplementary node must not be loaded");
return node;
}
- (NSArray *)supplementaryNodeKindsInDataController:(ASCollectionDataController *)dataController