@Nullable
  static Option findOptionForOptionArgument(@NotNull final CommandLineArgument argument) {
    final ValidationResult validationResult = getValidationResult(argument);
    if (validationResult == null) {
      return null;
    }
    return validationResult.getOptionForOptionArgument(argument);
  }
@Nullable
  static Option findOptionForOptionArgument(@NotNull final CommandLineArgument argument)