FV Validation

Laravel inspired, dependency-free, JavaScript validation library.

Installation

``bash
npm install --save fv-validation
`

Usage

`js
import Validation from "fv-validation";

// Add a validation rule
Validation.addRule('in', (inputs, input, name, values, message) => ({
passed: values.indexOf(input) > -1,
error: message || The ${name} field must contain one of these values ${values.join(',')}
}));

const input = {
name: 'Finer Vision',
email: 'finer.vision@finervision.com'
};

const rules = {
name: 'required|max:255|in:1,2,3',
email: 'required|email|max:255'
};

const messages = {
name: {
required: 'Please enter your name 👆',
},
};

const validation = new Validation;
validation.validate(input, rules, messages);

// All errors for all fields
console.log(validation.getErrors());

// All errors for single field
console.log(validation.getErrors('email'));
``

Available Rules

#### Required
Value length must be greater than zero.

Usage: 'required'

#### Min (number)
Value length must be equal to or greater than the given number.

Usage: 'min:5'

#### Max (number)
Value length must be equal to or less than the given number.

Usage: 'max:5'

#### Email
Value must be an email.

Usage: 'email'

#### Pattern (Regex)
Value must match the given regex.

Usage: 'pattern:/d+/'

#### In (Values)
Value must be equal to the given values.

Usage: 'in:1,2,3'

#### URL (Values)
Value must be a valid URL.

Usage: 'url'

#### UK Mobile
Values must me a valid UK mobile number.

Usage: 'uk_mobile'

#### US Mobile
Values must me a valid US mobile number.

Usage: 'us_mobile'

#### UK Postcode
Values must me a valid UK postcode.

Usage: 'uk_postcode'

#### US Postcode
Values must me a valid US postcode.

Usage: 'us_postcode'

#### Checked
Value must be checked

Usage: 'checked'

#### Words Min (number)
Value words length must be equal to or greater than the given number.

Usage: 'words_min:5'

#### Words Max (number)
Value words length must be equal to or less than the given number.

Usage: 'words_max:5'

#### File Min (number)
File size must be equal to or greater than the given number in MB.

Usage: 'file_min:5'

#### File Max (number)
File size must be equal to or less than the given number in MB.

Usage: 'file_max:5'

#### Number (number)
File size must be a number.

Usage: 'number'

#### Matches (field)
Value matches given field value

Usage: 'matches:field'