//
//  COActorChan.h
//  coobjc
//
//  Copyright © 2018 Alibaba Group Holding Limited All rights reserved.
//
//   Licensed under the Apache License, Version 2.0 (the "License");
//   you may not use this file except in compliance with the License.
//   You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
//   Unless required by applicable law or agreed to in writing, software
//   distributed under the License is distributed on an "AS IS" BASIS,
//   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//   See the License for the specific language governing permissions and
//   limitations under the License.


#import <Foundation/Foundation.h>
#import <coobjc/COActorMessage.h>
#import <coobjc/COChan.h>

NS_ASSUME_NONNULL_BEGIN

/**
 This is a subclass of COChan. comform to protocol NSFastEnumeration
 
 @discussion can use for...in.. statement get message from the channel.
 */
@interface COActorChan : COChan<NSFastEnumeration>

/**
 Blocking read a message from the Channel.

 @return The actor message object.
 */
- (COActorMessage *_Nullable)next;

@end

NS_ASSUME_NONNULL_END
