jscow

jscow is a lightweight model based validation library for Javascript

Installation via npm

npm i @kevinhellos/jscow

Usage

// Sample usage
const { validate } = require("@kevinhellos/jscow");

// Create a target
var username = "@bob1234";

// Define a validation model
var usernameModel = {
    required: true,
    minLength: 8,
    maxLength: 16,
    specialCharacters: false,
}

// Checks a target with the validation model
// use the validate(itemToValidate).with(modelValidation)
if (validate(username).with(usernameModel)) {
    console.log("Username is valid");
}
else {
    console.log("Username is invalid");
}

API

Below are the available properties to pass into the model validation object | Properties | Type | Description | |-------------------|---------|----------------------------------------------------| | required | boolean | Defines if the current variable is required or not | | minLength | number | Define the minimum length for a string | | maxLength | number | Define the maximum length for a string | | minValue | number | Define the minimum value for a number | | maxValue | number | Define the maximum value for a number | | specialCharacters | boolean | Define if special characters are allowed | | isEmail | boolean | Define if it should follows an email regex format |