LoginSignup
1

More than 3 years have passed since last update.

RxJava+Kotlinでログを吐かせる便利拡張関数

Posted at
fun <T> Observable<T>.logging(tag: String = Throwable().stackTrace[1].methodName): Observable<T> = this
    .doOnSubscribe {
        Log.d(tag, "doOnSubscribe")
    }
    .doOnNext {
        Log.d(tag, "doOnNext = $it")
    }
    .doOnError {
        Log.d(tag, "doOnError = $it")
    }
    .doOnComplete {
        Log.d(tag, "doOnComplete")
    }
    .doOnDispose {
        Log.d(tag, "doOnDispose")
    }

使うとき

rxObject
  .map { /* something to do */ }
  .logging("rxObject")
  .subscribeBy { /* something to do */ }

みたいにすれば、ログが吐かれる

Register as a new user and use Qiita more conveniently

  1. You get articles that match your needs
  2. You can efficiently read back useful information
  3. You can use dark theme
What you can do with signing up
1