isAudio property

Implementation

bool get isAudio {
  if (this is File) {
    var f = this as File;
    return f.mimeTypeType == "audio" || f.fileExtensionWithoutDot.flatContainsAny(["mp3", "wav", "flac", "ogg", "m4a", "wma", "aac", "opus"]);
  }
  return false;
}