usage property

String get usage

Format for help text (e.g., '-v, --verbose').

Implementation

String get usage {
  final buf = StringBuffer();
  if (abbr != null) {
    buf.write('-$abbr, ');
  } else {
    buf.write('    ');
  }
  buf.write('--$name');
  if (type != OptionType.flag && valueName != null) {
    buf.write('=<$valueName>');
  }
  return buf.toString();
}