19 lines
541 B
Objective-C
19 lines
541 B
Objective-C
//
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// Copyright 2017 Signal Messenger, LLC
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// SPDX-License-Identifier: AGPL-3.0-only
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//
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NS_ASSUME_NONNULL_BEGIN
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@interface NSArray <ObjectType>(FunctionalUtil)
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/// Returns an array of all the results of passing items from this array through the given projection function.
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- (NSArray *)map:(id (^)(ObjectType item))projection;
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/// Returns an array of all the results of passing items from this array through the given projection function.
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- (NSArray<ObjectType> *)filter:(BOOL (^)(ObjectType item))predicate;
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@end
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NS_ASSUME_NONNULL_END
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