39 lines
1.2 KiB
Objective-C
39 lines
1.2 KiB
Objective-C
/*
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* Copyright 2017 Google
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#import <Foundation/Foundation.h>
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@class FPath;
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@interface FPruneForest : NSObject
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+ (FPruneForest *)empty;
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- (BOOL)prunesAnything;
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- (BOOL)shouldPruneUnkeptDescendantsAtPath:(FPath *)path;
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- (BOOL)shouldKeepPath:(FPath *)path;
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- (BOOL)affectsPath:(FPath *)path;
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- (FPruneForest *)child:(NSString *)childKey;
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- (FPruneForest *)childAtPath:(FPath *)childKey;
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- (FPruneForest *)prunePath:(FPath *)path;
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- (FPruneForest *)keepPath:(FPath *)path;
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- (FPruneForest *)keepAll:(NSSet *)children atPath:(FPath *)path;
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- (FPruneForest *)pruneAll:(NSSet *)children atPath:(FPath *)path;
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- (void)enumarateKeptNodesUsingBlock:(void (^)(FPath *path))block;
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@end
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