pro_validator

Description:

pro validator

pro_validator #
The validator package comes with several common validations and removes the boiler plate code from your project.
Features #

Contains several common validations
Supports grouping of validators to write concise code
Zero dependency
Well tested
Easy to use and removes boiler plate code from your project

How to use #
Install #
flutter pub add pro_validator
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Example #

NOTE: if validate value contains is a null value, the result is null, not an error.

import 'package:pro_validator/pro_validator.dart';

void main() {
const emailValidator = MultiValidator(
validators: [
RequiredValidator(error: 'Required field'),
EmailValidator(error: 'Invalid email'),
],
);

print('null email validation ${emailValidator(null)}');
print('empty email validation ${emailValidator('')}');
print('invalid email validation ${emailValidator('mail@com')}');
print('valid email validation ${emailValidator('[email protected]')}');

const passwordValidator = MultiValidator(
validators: [
RequiredValidator(error: 'Required field'),
MinLengthValidator(min: 8, error: 'Min length 8'),
HasUppercaseValidator(error: 'Must contain at least one uppercase'),
HasLowercaseValidator(error: 'Must contain at least one lowercase'),
],
);

print('null password validation ${passwordValidator(null)}');
print('empty password validation ${passwordValidator('')}');
print('min length password validation ${passwordValidator('1232')}');
print('invalid password validation ${passwordValidator('12345678')}');
print('invalid password validation ${passwordValidator('12345678A')}');
print('valid password validation ${passwordValidator('a12345678A')}');

final matchValidator = MatchValidator(error: 'Do not match');

print('match validation ${matchValidator('a', 'b')}');
}

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Available Validators #



Validator
Description




RequiredValidator
Ensures the value is not empty, not white space only.


MaxLengthValidator
Ensures the value length contains no more than a set [max] of characters.


MinLengthValidator
Ensures the value length contains no fewer than a set [min] of characters.


HasUppercaseValidator
Ensures the value contains a minimum of one uppercase character.


HasLowercaseValidator
Ensures the value contains a minimum of one lowercase character.


HasANumberValidator
Ensures the value contains a minimum of one numeric character.


LengthRangeValidator
Ensures the value length is contained in the range [min, max].


NumRangeValidator
Ensures the num value is contained in the range [min, max].


EmailValidator
Ensures the value is a validly formatted email address.


PhoneValidator
Ensures the value is a validly formatted phone number.


UrlValidator
Ensures the value is a validly formatted URL.


PatternValidator
Ensures a custom regular expression string.


MatchValidator
A special match validator to check if the v1 equals v2 value.


MultiValidator
Group together and validate the basic validators.

License

For personal and professional use. You cannot resell or redistribute these repositories in their original state.

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