decodeAudioData method Null safety

Future<AudioBuffer> decodeAudioData (
  1. ByteBuffer audioData,
  2. [DecodeSuccessCallback? successCallback,
  3. DecodeErrorCallback? errorCallback]
)
override

Implementation

Future<AudioBuffer> decodeAudioData(ByteBuffer audioData,
    [DecodeSuccessCallback? successCallback,
    DecodeErrorCallback? errorCallback]) {
  if (successCallback != null && errorCallback != null) {
    return _decodeAudioData(audioData, successCallback, errorCallback);
  }

  var completer = new Completer<AudioBuffer>();
  _decodeAudioData(audioData, (value) {
    completer.complete(value);
  }, (error) {
    if (error == null) {
      completer.completeError('');
    } else {
      completer.completeError(error);
    }
  });
  return completer.future;
}