debug

打印所有的订阅，事件以及销毁信息

演示

  1. let disposeBag = DisposeBag()
  3. let sequence = Observable<String>.create { observer in
  4.     observer.onNext("🍎")
  5.     observer.onNext("🍐")
  6.     observer.onCompleted()
  7.     return Disposables.create()
  8. }
  10. sequence
  11.     .debug("Fruit")
  12.     .subscribe()
  13.     .disposed(by: disposeBag)

输出结果：

  1. 2017-11-06 20:49:43.187: Fruit -> subscribed
  2. 2017-11-06 20:49:43.188: Fruit -> Event next(🍎)
  3. 2017-11-06 20:49:43.188: Fruit -> Event next(🍐)
  4. 2017-11-06 20:49:43.188: Fruit -> Event completed
  5. 2017-11-06 20:49:43.189: Fruit -> isDisposed