isMatch method

@override bool isMatch(String mainLyric)

Implementation

@override
bool isMatch(String mainLyric) {
  if (YrcParser._syllable.hasMatch(mainLyric)) return false;
  return RegExp(
    r'^\[\d{1,},(\d{1,})?\]',
    multiLine: true,
  ).hasMatch(mainLyric);
}