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Hide init of YGLayout

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Summary:
Make default init unavailable, as it will not initialise `YGNode` which is required for the setters
 and getters of YGLayout's properties to work properly. In setters and getters we call the corresponding `YGNode`'s setters and getters. Thus the following code will crash

```
let layout = YGLayout()
layout.flexDirection = .row
```

Reviewed By: emilsjolander

Differential Revision: D6597796

fbshipit-source-id: 653d275d7314bfdd7a1106884fa3fbc0a13e1be7
This commit is contained in:
Pritesh Nandgaonkar
2017-12-19 07:32:23 -08:00
committed by Facebook Github Bot
parent dbc47ae383
commit dbf6a12134
1 changed files with 9 additions and 1 deletions
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10
YogaKit/Source/YGLayout.h
View File

@@ -29,7 +29,15 @@ typedef NS_OPTIONS(NSInteger, YGDimensionFlexibility) {
@interface YGLayout : NSObject @interface YGLayout : NSObject
/** /**
The property that decides if we should include this view when calculating layout. Defaults to YES. Make default init unavailable, as it will not initialise YGNode which is
required for the setters and getters of YGLayout's properties to work properly.
*/
- (instancetype)init
__attribute__((unavailable("you are not meant to initialise YGLayout")));
/**
The property that decides if we should include this view when calculating
layout. Defaults to YES.
*/ */
@property (nonatomic, readwrite, assign, setter=setIncludedInLayout:) BOOL isIncludedInLayout; @property (nonatomic, readwrite, assign, setter=setIncludedInLayout:) BOOL isIncludedInLayout;