email static method

FormFieldValidator<String> email(
  1. String m
) 
 Validatorless.email('Value is not email')

Implementation

static FormFieldValidator<String> email(String m) {
  return (v) {
    if (v?.isEmpty ?? true) return null;
    final emailRegex = RegExp(
        r"[a-z0-9!#$%&'*+/=?^_`{|}~-]+(?:\.[a-z0-9!#$%&'*+/=?^_`{|}~-]+)*@(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?");
    if (emailRegex.hasMatch(v!)) return null;
    return m;
  };
}