text: //
  //  ExtensionDelegate.h
  //  Unicorn Example watchOS Extension
  //
  //  Created by retriable on 2018/5/9.
  //  Copyright © 2018 retriable. All rights reserved.
  //
  
  #import <WatchKit/WatchKit.h>
  
  @interface ExtensionDelegate : NSObject <WKExtensionDelegate>
  
  @end
  