text: //
  //  FRBDiff.h
  //  Frostbit
  //
  //  Created by Egor Chiglintsev on 4/23/13.
  //  Copyright (c) 2013 Egor Chiglintsev. All rights reserved.
  //
  
  #import <Foundation/Foundation.h>
  #import "FRBDictionaryTraits.h"
  
  #pragma mark -
  #pragma mark FRBDiff interface
  
  @interface FRBDiff : NSObject
  
  @property (readonly, nonatomic) NSSet   *addedKeyPaths;
  @property (readonly, nonatomic) NSSet *removedKeyPaths;
  @property (readonly, nonatomic) NSSet *updatedKeyPaths;
  
  - (BOOL) hasDifferences;
  
  - (id) initWithOldRevision: (id) oldRevision
                 newRevision: (id) newRevision;
  
  @end
  