queen_validators 1.0.0-beta

queen support for validation in flutter , functions for variables validation , Rules for Forms with ZERO extra widgets

Queen validators 1👑

مقال يشرح بالعربي الفائده من المكتبة وطريقة الاستخدام

Features

• Support Null Safety
• Support all platforms
• Validate Flutter Forms in vanilla flutter
• Validate Varibales (each rule have function in same name put in camelCase)
• Localization
  • easily integrate with any localization solution
  • support Nations out of the box
• magic rules IsOptional() IsRequired() ✊
• extend the base class TextValidationRule and build your own custom rules
• use .when(WhenCallback) to make the rule optional base on the callback result 😎
• use qValidation(args,onFailureCallBack) to execute code on specific FromFelid failure 🤘
• use QueenValidators.enableLogs() to enable console Logs 🚧
• Documentation for each Rule 📃

Get Started

dependencies:
  queen_validators: <latest_version>

Validate Forms

import 'package/queen_validators/queen_validators.dart';
@override
Widget build(BuildContext context) {
return TextFormField(
     // use qValidator function and provider list of rules to apply on this field
    validator: qValidator([
      IsRequired(),
      IsOptional()
      IsEmail(),
      MinLength(8),
      MaxLength(30, "optionally you can override the failure if the validation fails"),
    ]),
  );
  }

Validate variables

const badEmail = 'QueenRoyal.kingdom';
print(isEmail(badEmail)) // false

const validEmail = '[e-mail]';
print(isEmail(validEmail)) // true

Click to Open Supported Rules List

NOTES

• some rules takes the failure message as optional param like IsDateMilli

TODO

Colors

• support hex colors opacity

Rules

Text

Rule	Function	Description	trims	Notes
Contains	❌	if input contains some some value	✔	---------------------------
NotContains	❌	if input NOT contains the some value	✔	---------------------------
IsEmpty	isEmpty(String)	if input is empty	✔	---------------------------
IsNotEmpty	isNotEmpty(String)	if input is not empty	✔	---------------------------
IsRequired	❌	---------------------------------------	✔	identical with IsNotEmpty
Match	match(Object,Object)	if two inputs is the same type && value	❌	---------------------------
MaxLength	❌	if input length <= max	✔	---------------------------
MinLength	❌	if input length >= min	✔	---------------------------