Swiftgram/submodules/AsyncDisplayKit/Source/Debug/AsyncDisplayKit+Tips.mm
Peter 9bc996374f Add 'submodules/AsyncDisplayKit/' from commit '02bedc12816e251ad71777f9d2578329b6d2bef6'
git-subtree-dir: submodules/AsyncDisplayKit
git-subtree-mainline: d06f423e0ed3df1fed9bd10d79ee312a9179b632
git-subtree-split: 02bedc12816e251ad71777f9d2578329b6d2bef6
2019-06-11 18:42:43 +01:00

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//
// AsyncDisplayKit+Tips.mm
// Texture
//
// Copyright (c) Facebook, Inc. and its affiliates. All rights reserved.
// Changes after 4/13/2017 are: Copyright (c) Pinterest, Inc. All rights reserved.
// Licensed under Apache 2.0: http://www.apache.org/licenses/LICENSE-2.0
//
#import <AsyncDisplayKit/AsyncDisplayKit+Tips.h>
#import <AsyncDisplayKit/ASDisplayNode+Ancestry.h>
@implementation ASDisplayNode (Tips)
static char ASDisplayNodeEnableTipsKey;
static ASTipDisplayBlock _Nullable __tipDisplayBlock;
/**
* Use associated objects with NSNumbers. This is a debug property - simplicity is king.
*/
+ (void)setEnableTips:(BOOL)enableTips
{
objc_setAssociatedObject(self, &ASDisplayNodeEnableTipsKey, @(enableTips), OBJC_ASSOCIATION_COPY);
}
+ (BOOL)enableTips
{
NSNumber *result = objc_getAssociatedObject(self, &ASDisplayNodeEnableTipsKey);
if (result == nil) {
return YES;
}
return result.boolValue;
}
+ (void)setTipDisplayBlock:(ASTipDisplayBlock)tipDisplayBlock
{
__tipDisplayBlock = tipDisplayBlock;
}
+ (ASTipDisplayBlock)tipDisplayBlock
{
return __tipDisplayBlock ?: ^(ASDisplayNode *node, NSString *string) {
NSLog(@"%@. Node ancestry: %@", string, node.ancestryDescription);
};
}
@end