ts-validation-lite

Lightweight, type-safe validation utility library for web developers.

Installation

npm install ts-validation-lite

Usage

import { Injectable } from '@angular/core';
import { ValidationUtils } from 'ts-validation-lite';

@Injectable({ providedIn: 'root' })
export class MyService {
  constructor(private val: ValidationUtils) { }
  
  myMethod(): void {
    this.val.isEmail('[email protected]');       // true
    this.val.isStrongPassword('Test123!');     // {valid: true, score: 4}
  }
}

Methods

| Method | Description | Example | |--------|-------------|---------| | isEmail | Validate email format | '[email protected]' → true | | isUrl | Validate URL format | 'https://google.com' → true | | isPhone | Validate phone number | '+1234567890' → true | | isPostalCode | Validate US postal code | '12345' → true | | isStrongPassword | Check password complexity | 'Test123!' → {valid: true, score: 4} | | isNumeric | Check if string is only numbers | '123' → true | | isAlpha | Check if string is only letters | 'abc' → true | | isAlphanumeric| Check if string is letters/numbers | 'abc123' → true | | isDate | Check if string is valid date | '2024-01-01' → true | | isJSON | Check if string is valid JSON | '{"a":1}' → true | | isCreditCard | Validate credit card (Luhn) | '4111...' → true |

License

MIT