43 lines
1.0 KiB
Objective-C
43 lines
1.0 KiB
Objective-C
//
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// RACSubscriptingAssignmentTrampoline.m
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// ReactiveObjC
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//
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// Created by Josh Abernathy on 9/24/12.
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// Copyright (c) 2012 GitHub, Inc. All rights reserved.
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//
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#import "RACSubscriptingAssignmentTrampoline.h"
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#import "RACSignal+Operations.h"
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@interface RACSubscriptingAssignmentTrampoline ()
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// The object to bind to.
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@property (nonatomic, strong, readonly) id target;
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// A value to use when `nil` is sent on the bound signal.
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@property (nonatomic, strong, readonly) id nilValue;
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@end
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@implementation RACSubscriptingAssignmentTrampoline
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- (instancetype)initWithTarget:(id)target nilValue:(id)nilValue {
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// This is often a programmer error, but this prevents crashes if the target
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// object has unexpectedly deallocated.
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if (target == nil) return nil;
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self = [super init];
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if (self == nil) return nil;
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_target = target;
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_nilValue = nilValue;
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return self;
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}
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- (void)setObject:(RACSignal *)signal forKeyedSubscript:(NSString *)keyPath {
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[signal setKeyPath:keyPath onObject:self.target nilValue:self.nilValue];
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}
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@end
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