react-validations-kit

Common validation utilities for React apps. Configurable, lightweight, and supports international formats.

Install

``bash
npm install react-validations-kit
`

Usage

`ts
// Named imports
import { isValidEmail, isValidPassword, isValidPhoneNumber } from 'react-validations-kit';

isValidEmail('user@example.com'); // true
isValidPassword('Passw0rd'); // true
isValidPassword('mypass', { minLength: 6, requireUppercase: false, requireNumber: false }); // true
isValidPhoneNumber('+44 7911 123456'); // true

// Default import
import validations from 'react-validations-kit';

validations.isValidName('José'); // true
validations.isValidZipCode('SW1A 1AA', { country: 'UK' }); // true
`

API

$3

Validates email format.

$3

Configurable password validation.

| Option | Type | Default | Description |
|---|---|---|---|
| minLength | number | 8 | Minimum length |
| requireUppercase | boolean | true | Require uppercase letter |
| requireLowercase | boolean | true | Require lowercase letter |
| requireNumber | boolean | true | Require a digit |
| requireSpecialChar | boolean | false | Require a special character |

$3

Convenience wrapper — checks minimum length only (default: 6).

$3

Convenience wrapper — 8+ chars, uppercase + lowercase required.

$3

Validates phone number digit count.

| Option | Type | Default | Description |
|---|---|---|---|
| minDigits | number | 7 | Minimum digit count |
| maxDigits | number | 15 | Maximum digit count (ITU E.164) |

$3

Alphanumeric, underscore, and hyphen.

| Option | Type | Default | Description |
|---|---|---|---|
| minLength | number | 3 | Minimum length |
| maxLength | number | 20 | Maximum length |

$3

Supports Unicode (accents, diacritics, non-Latin scripts).

| Option | Type | Default | Description |
|---|---|---|---|
| minLength | number | 2 | Minimum length |
| maxLength | number | 50 | Maximum length |

$3

Multi-country postal code validation.

| Option | Type | Default | Description |
|---|---|---|---|
| country | string | 'US' | Country code: US, UK, IN, CA, DE, FR, JP, AU, BR` |

$3

Validates URL format.

$3

Checks if string is empty or whitespace only.

$3

Checks if age meets minimum (default: 18).

License

MIT