getOptionOrThrow static method

dynamic getOptionOrThrow(
  1. ArgResults results, {
  2. required String option,
  3. String? errorMessage,
})

Implementation

static getOptionOrThrow(ArgResults results, {required String option, String? errorMessage}) {
  if (results.wasParsed(option)) {
    return results.option(option);
  } else {
    throw MissingOptionException(
      message: errorMessage ?? 'Missing option: \'$option\'',
    );
  }
}