mathball/lib/validation/non-negative-integer.js

A JavaScript library for Competitive Programming

"use strict";

/*
 * Non-negative Integer Validation
 */

module.exports = function (arg, func) {
	if (typeof arg != "number" || arg < 0 || !Number.isInteger(arg)) {
		throw new TypeError("Invalid argument received: " + JSON.stringify(arg) + "\n'" + func + "()' only accepts a non-negative integer!\n");
	}
};