//
// Copyright (c) 2014 Loic Gardiol <loic.gardiol@gmail.com>
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
//

@import Foundation;

#import "LGACollectionTransitiveHash.h"

@interface NSDictionary (LGAAdditions)<LGACollectionTransitiveHash>

/**
 * @return whether all key-value pairs of receiver can be found in dictionary.
 */
- (BOOL)lga_isContainedInDictionary:(NSDictionary*)dictionary;

/**
 * @return a hash computed with hash of all keys and all values.
 * @discussion if a key or a value responds to lga_transitiveHash,
 * the value returned returned by lga_transitiveHash is integrated
 * into the hash computation.
 */
- (NSUInteger)lga_transitiveHash;

@end
