text: //
  //  ASRunLoopQueue.h
  //  AsyncDisplayKit
  //
  //  Created by Rahul Malik on 3/7/16.
  //
  //  Copyright (c) 2014-present, Facebook, Inc.  All rights reserved.
  //  This source code is licensed under the BSD-style license found in the
  //  LICENSE file in the root directory of this source tree. An additional grant
  //  of patent rights can be found in the PATENTS file in the same directory.
  //
  
  #import <Foundation/Foundation.h>
  
  NS_ASSUME_NONNULL_BEGIN
  
  @interface ASRunLoopQueue<ObjectType> : NSObject
  
  /**
   * Create a new queue with the given run loop and handler.
   *
   * @param runloop The run loop that will drive this queue.
   * @param handlerBlock An optional block to be run for each enqueued object.
   *
   * @discussion You may pass @c nil for the handler if you simply want the objects to
   * be retained at enqueue time, and released during the run loop step. This is useful
   * for creating a "main deallocation queue", as @c ASDeallocQueue creates its own 
   * worker thread with its own run loop.
   */
  - (instancetype)initWithRunLoop:(CFRunLoopRef)runloop
                       andHandler:(nullable void(^)(ObjectType dequeuedItem, BOOL isQueueDrained))handlerBlock;
  
  - (void)enqueue:(ObjectType)object;
  
  @property (nonatomic, assign) NSUInteger batchSize;           // Default == 1.
  @property (nonatomic, assign) BOOL ensureExclusiveMembership; // Default == YES.  Set-like behavior.
  
  @end
  
  @interface ASDeallocQueue : NSObject
  
  + (instancetype)sharedDeallocationQueue;
  
  - (void)releaseObjectInBackground:(id)object;
  
  @end
  
  NS_ASSUME_NONNULL_END
  