anchor.diff:          player.dispose();
         }
       });
  -    player.open(audio, volume: volume, seek: seek, respectSilentMode: respectSilentMode, autoStart: true, playSpeed: playSpeed);
  +    player.open(
  +      audio,
  +      volume: volume,
  +      seek: seek,
  +      respectSilentMode: respectSilentMode,
  +      autoStart: true,
  +      playSpeed: playSpeed,
  +    );
     }
   
     ReadingPlaylist get playlist {
  
positive.code:       this.currentPosition,
      ])
          .map((values) => RealtimePlayingInfos(
              volume: values[0], isPlaying: values[1], isLooping: values[2], current: values[3], currentPosition: values[4], playerId: this.id))
          .listen((readingInfos) {
        this._realtimePlayingInfos.value = readingInfos;
      });
  
negative.code:               audio: playingAudio,
                index: _playlist.playlistIndex,
                hasNext: _playlist.hasNext(),
                playlist: ReadingPlaylist(
                  audios: _playlist.playlist.audios,
                  currentIndex: _playlist.playlistIndex,
                ),
              );
            }
            break;
  