Function validator

src/validators/required.ts:25–41

    : isNonStringValid(value);

export const validator: FieldValidationFunctionSync = fieldValidatorArgs => {
  const {
    value,
    customArgs = DEFAULT_PARAMS as RequiredArgs,
    message = defaultMessage,
  } = fieldValidatorArgs;

  const succeeded = isValidField(value, Boolean(customArgs.trim));

  return {
    succeeded,
    message: succeeded
      ? ''
      : parseMessageWithCustomArgs(message as string, customArgs),
    type: VALIDATOR_TYPE,
  };
};