Swiftgram/Source/TextKit/ASTextKitAttributes.mm
Adlai Holler d30c35787c Fix Alignment of Hashed Structs (#287)
* Fix alignment of ASImageNodeContentsKey struct to fix hashing

* Change the change log by logging a change

* Add the world's stupidest explicit cast

* Actually its simpler
2017-05-17 18:08:50 -07:00

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//
// ASTextKitAttributes.mm
// Texture
//
// Copyright (c) 2014-present, Facebook, Inc. All rights reserved.
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the /ASDK-Licenses directory of this source tree. An additional
// grant of patent rights can be found in the PATENTS file in the same directory.
//
// Modifications to this file made after 4/13/2017 are: Copyright (c) 2017-present,
// Pinterest, Inc. Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
#import <AsyncDisplayKit/ASTextKitAttributes.h>
#import <AsyncDisplayKit/ASHashing.h>
NSString *const ASTextKitTruncationAttributeName = @"ck_truncation";
NSString *const ASTextKitEntityAttributeName = @"ck_entity";
size_t ASTextKitAttributes::hash() const
{
#pragma clang diagnostic push
#pragma clang diagnostic warning "-Wpadded"
struct {
NSUInteger attrStringHash;
NSUInteger truncationStringHash;
NSUInteger avoidTrunactionSetHash;
NSLineBreakMode lineBreakMode;
NSUInteger maximumNumberOfLines;
NSUInteger exclusionPathsHash;
CGSize shadowOffset;
NSUInteger shadowColorHash;
CGFloat shadowOpacity;
CGFloat shadowRadius;
#pragma clang diagnostic pop
} data = {
[attributedString hash],
[truncationAttributedString hash],
[avoidTailTruncationSet hash],
lineBreakMode,
maximumNumberOfLines,
[exclusionPaths hash],
shadowOffset,
[shadowColor hash],
shadowOpacity,
shadowRadius,
};
return ASHashBytes(&data, sizeof(data));
}