Laravel style validators in JS

This package implements laravel styled validation rules in javascript. It is a standalone package and does not require any other package or framework to work. We can use this with ES6 and commonjs type of modules. Refer usage section for more details on the usage.

Installation

Add follwing to your package.json

"@patterninc/laravel_js_validator": "^1.0.1"

Usage

• commonjs

const laravel = require('@patterninc/laravel_js_validator')
laravel.Validator.validate(data, rules)

• es6

import { Validator } from '@patterninc/laravel_js_validator'

• Example

import { Validator } from '@patterninc/laravel_js_validator'

{
    "data": {
      "a1": "test",
      "a2": null,
      "a3": "",
      "a4": [],
      "a5": 10,
      "a6": ["a", "b", "c"],
      "a7": [1,2,3,4,5,6,7,8,9,10],
      "a8": "*&^R$",
      "a9": "test123",
      "a10": "abc12312",
      "a11": "[email protected]",
      "a12": "abc",
      "a13": "regex123"
    },
    "rules": {
      "a1": "required",
      "a2": "required",
      "a3": "required",
      "a4": "required",
      "a5": "required|numeric|max:10|min:4",
      "a6": "required|array|in:a,b,c",
      "a7": "required|array|between:1,10",
      "a8": "required|alpha",
      "a9": "required|alpha_num",
      "a10": "required|alpha",
      "a11": "required|email",
      "a12": "required|email",
      "a13": "required|regex:/^regex[0-9]+$/"
    }
}

const result = Validator.validate(data, rules)
console.log(result)

• Result

{
    "success": false,
    "errors": {
        "a2": [
            "The a2 field is required."
        ],
        "a3": [
            "The a3 field is required."
        ],
        "a4": [
            "The a4 field is required."
        ],
        "a8": [
            "The a8 may only contain letters."
        ],
        "a10": [
            "The a10 may only contain letters."
        ],
        "a12": [
            "The a12 must be a valid email address."
        ]
    }
}

Rules Implemented

{
  after: 'The :attr must be a date after :date.',
  alpha: 'The :attr may only contain letters.',
  alpha_dash: 'The :attr may only contain letters, numbers, and dashes.',
  alpha_num: 'The :attr may only contain letters and numbers.',
  array: 'The :attr must be an array.',
  before: 'The :attr must be a date before :date.',
  between: {
    numeric: 'The :attr must be between :min and :max.',
    string: 'The :attr must be between :min and :max character(s).',
    array: 'The :attr must have between :min and :max item(s).',
  },
  boolean: 'The :attr field must be true or false.',
  date: 'The :attr is not a valid date.',
  date_format: 'The :attr does not match the format :format.',
  different: 'The :attr and :other must be different.',
  email: 'The :attr must be a valid email address.',
  in: 'The selected :attr is invalid.',
  integer: 'The :attr must be an integer.',
  max: {
    numeric: 'The :attr may not be greater than :max.',
    string: 'The :attr may not be greater than :max character(s).',
    array: 'The :attr may not have more than :max item(s).',
  },
  min: {
    numeric: 'The :attr must be at least :min.',
    string: 'The :attr must be at least :min character(s).',
    array: 'The :attr must have at least :min item(s).',
  },
  not_in: 'The selected :attr is invalid.',
  numeric: 'The :attr must be a number.',
  regex: 'The :attr format is invalid.',
  required: 'The :attr field is required.',
  same: 'The :attr and :other must match.',
  size: {
    numeric: 'The :attr must be :size.',
    string: 'The :attr must be :size character(s).',
    array: 'The :attr must contain :size item(s).',
  },
  string: 'The :attr must be a string.',
  url: 'The :attr format is invalid.',
}