OneManTeam Validator

A lightweight and powerful Flutter form validation library that provides ready-to-use validators for common form fields such as email, phone number, password, numbers, and length checks.

OneManTeam Validator helps you write clean and reusable validation logic for TextFormField in Flutter.

✨ Features

OMTValidator provides several built-in validators:

Required field validation
Email validation
Indian phone number validation
Integer validation
Double/decimal number validation
Minimum length validation
Maximum length validation
Minimum numeric value validation
Maximum numeric value validation
Strong password validation
Combine multiple validators using compose

🚀 Getting started

Add the package to your pubspec.yaml:

dependencies:
  onemanteam_validator: ^1.0.0

Then import the package:

import 'package:onemanteam_validator/onemanteam_validator.dart';

📌 Usage

Basic Example

TextFormField(
  validator: OMTValidator.required(),
)

Email Validation

TextFormField(
  validator: OMTValidator.email(),
)

Phone Number Validation (India)

TextFormField(
  validator: OMTValidator.phoneNumberIN(),
)

Strong Password Validation

TextFormField(
  validator: OMTValidator.strongPassword(),
)

Combine Multiple Validators

TextFormField(
  validator: OMTValidator.compose([
    OMTValidator.required(),
    OMTValidator.email(),
  ]),
)

📦 Available Validators

Validator	Description
`required()`	Checks if field is empty
`email()`	Validates email format
`phoneNumberIN()`	Validates Indian phone number
`isInt()`	Validates integer value
`isDouble()`	Validates decimal value
`minLength(int length)`	Minimum character length
`maxLength(int length)`	Maximum character length
`minValue(num value)`	Minimum numeric value
`maxValue(num value)`	Maximum numeric value
`strongPassword()`	Ensures strong password format
`compose([...])`	Combine multiple validators

📱 Example

A complete working example is available in the /example folder.

🤝 Contributing

Contributions, issues, and feature requests are welcome. Feel free to open an issue or submit a pull request.

📄 License

This package is released under the MIT License.