text: //
  //  NSArray+RKAdditions.h
  //  RestKit
  //
  //  Created by Blake Watters on 4/10/12.
  //  Copyright (c) 2012 RestKit. All rights reserved.
  //
  
  #import <Foundation/Foundation.h>
  
  /**
   Provides useful additions to the NSArray interface.
   */
  @interface NSArray (RKAdditions)
  
  /**
   Evaluates a given key path against the receiving array, divides the array entries into
   sections grouped by the value for the key path, and returns an aggregate array of arrays
   containing the sections. The receiving array is assumed to be sorted.
  
   @param keyPath The key path of the value to group the entries by.
   @returns An array of section arrays, with each section containing a group of objects sharing
   the same value for the given key path.
   */
  - (NSArray *)sectionsGroupedByKeyPath:(NSString *)keyPath;
  
  @end
  