//

// ASControlTargetAction.m

// AsyncDisplayKit

//

// 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 root directory of this source tree. An additional grant

// of patent rights can be found in the PATENTS file in the same directory.

//

#import <AsyncDisplayKit/ASControlTargetAction.h>

@implementation ASControlTargetAction

{

__weak id _target;

BOOL _createdWithNoTarget;

}

- (void)setTarget:(id)target {

_target = target;

if (!target) {

_createdWithNoTarget = YES;

}

}

- (id)target {

return _target;

}

- (BOOL)isEqual:(id)object {

if (![object isKindOfClass:[ASControlTargetAction class]]) {

return NO;

}

ASControlTargetAction *otherObject = (ASControlTargetAction *)object;

BOOL areTargetsEqual;

if (self.target != nil && otherObject.target != nil && self.target == otherObject.target) {

areTargetsEqual = YES;

}

else if (self.target == nil && otherObject.target == nil && self.createdWithNoTarget && otherObject.createdWithNoTarget) {

areTargetsEqual = YES;

}

else {

areTargetsEqual = NO;

}

if (!areTargetsEqual) {

return NO;

}

if (self.action && otherObject.action && self.action == otherObject.action) {

return YES;

}

else {

return NO;

}

}

- (NSUInteger)hash {

return [self.target hash];

}

@end