import AsyncTimeoutOperationQueue

let queue = OperationQueue()

  queue
      .addAsyncOperation { (completion) in
        //some async work here
        //don't forget to call completion when it's done!
        completion?()
      }
      .timeout(5)
      .onTimeout {
          //called only if operation cancelled by timeout
      }
      .onCompletionOrTimeout {
          //called in both cases: timeout or success finish
      }

import AsyncTimeoutOperationQueue

let queue = AsyncTimeoutOperationQueue()
queue.defaultTimeout = 10

  queue
      .addAsyncOperation { (completion) in
        //some async work here
        //don't forget to call completion when it's done!
        completion?()
      }
      .timeout(5) //you still able to override default timeout
      .onTimeout {
          //called only if operation cancelled by timeout
      }
      .onCompletionOrTimeout {
          //called in both cases: timeout or success finish
      }

import AsyncTimeoutOperationQueue

let operation =
            AsyncBlockOperation(block: { (completion) in
                completion?()
            },
            timeout: 30,
            onTimeout: {
                                    
            })