beyond/lib/utils/equal/array.js

The Full Stack Universal Typescript Framework

/**
 * Compare if two arrays have the same content
 *
 * @param a {array}
 * @param b {array}
 * @returns {boolean} true if the elements of the both arrays are equal between each other
 */
const array = function (a, b) {
    'use strict';

    if (b && !(b instanceof Array)) throw new Error('Second parameter is not an array');

    if (a === b) return true;
    if (!a && b || !b && a) return false;
    if (a.length !== b.length) return false;

    const generate = require('./generate');

    return generate(a) === generate(b);
}

module.exports = array;