Function validator

src/validators/email.ts:14–24

const isValidField = (value): boolean => isValidPattern(value, EMAIL_PATTERN);

export const validator: FieldValidationFunctionSync = fieldValidatorArgs => {
  const { value, message = defaultMessage } = fieldValidatorArgs;

  const succeeded = isValidField(value);

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