joi-plus

Joi-Plus

@hapi/joi - v16.1.4. Making the most powerful schema description language and data validator for JavaScript slightly more powerful.

Introduction

• Joi.string().numeric() -- Requires the string value to only contain 0-9.

• Joi.string().password(rules) -- Requires the string value to match rules.

• Joi.string().match(reference) -- Requires the string value to match the reference. -- Removed after validation.

• Joi.array().inList(list, [label]) -- Requires the string value in array to match the list. -- Overrides the key name for string in error messages.

Quick Start

Installation

$ npm i joi-plus

Initialization

const Joi = require('joi-plus');

Usage

const schema = Joi.object({
	email: Joi.string()
		.email()
		.required(),

	password: Joi.string()
		.password({
			min: 8,
			max: 120,
			lowercase: true,
			uppercase: true,
			number: true,
			special: true
		})
		.required(),

	repeat_password: Joi.string()
		.match('password')
		.required(),

	contact_number: Joi.string()
		.min(2)
		.max(20)
		.numeric()
		.required(),

	fav_animals: Joi.array()
		.inList(['dog', 'cat', 'lion', 'tiger', 'elephant', 'hippo'], 'animals')
		.required()
})

The above schema defines the following constraints:

• email
  • a required string
  • a valid email address string
• password
  • a required string
  • at least 8 characters long but no more than 120
  • must contains at least one lowercase character
  • must contains at least one uppercase character
  • must contains at least one numeric character
  • must contains at least one special character
    • space ! " # $ % & ' ( ) * + , - . : ; < = > ? @ [ \ ] ^ _ ` { | } ~
• repeat_password
  • must match password
  • will be removed after validation
• contact_number
  • a required string
  • at least 8 characters long but no more than 120
  • must contain only numeric characters
• fav_animals
  • a required array
  • must be one of [dog, cat, lion, tiger, elephant, hippo]