(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.isEq = f()}})(function(){var define,module,exports;return (function(){function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o * isEq(item1, item2 [, compareKeys]) * @description Deep compares objects or arrays and returns boolean. * Supports Number, String, Boolean, Regexp, Objects, Arrays * @param {*} item1 - Object or Array to compare against. * @param {*} item2 - Object or Array to compare with. * @param {Array} [compareKeys] - Keys to compare against. Ignores other keys. */ var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; var isEq = function isEq(item1, item2, compareKeys) { // Returns false if different types are used. if ((typeof item1 === 'undefined' ? 'undefined' : _typeof(item1)) !== (typeof item2 === 'undefined' ? 'undefined' : _typeof(item2))) return false; // Arrays are of type object, hence let's go one further step // to prove type inequality if (Array.isArray(item1) && !Array.isArray(item2) || Array.isArray(item2) && !Array.isArray(item1)) return false; // 'NaN's are special. They aren't equal to each other. if (typeof item1 === 'number') if (isNaN(item1) && isNaN(item2)) return true;else return item1 === item2; // Since types are already equal, let's find if items are equal. if (typeof item1 === 'string' || typeof item1 === 'boolean' || item1 === null || item1 === undefined) { return item1 === item2; }; // Regexp needs to be Stringified first before comparing equality if (item1 instanceof RegExp) return String(item1) === String(item2); // If none of the above conditions returned, then check if inputs are handlable if ((typeof item1 === 'undefined' ? 'undefined' : _typeof(item1)) !== 'object' || (typeof item2 === 'undefined' ? 'undefined' : _typeof(item2)) !== 'object') throw new Error('[isEq] Unhandleable input!'); var item1Keys = Object.keys(item1); var item2Keys = Object.keys(item2); // If compare keys array is not given, let's check length of props // and check second array against first. if (!compareKeys) { compareKeys = item1Keys; if (item1Keys.length !== item2Keys.length) { return false; }; }; if (!Array.isArray(compareKeys)) throw new Error('[isEq] third parameter should be an array of keys!'); // Either both are empty objects or arrays, or compareArray is empty. Return true. if (compareKeys.length === 0) return true; // For each key in our reference... for (var KeyIndex in compareKeys) { var Key = compareKeys[KeyIndex]; if (Array.isArray(item1[Key]) && Array.isArray(item2[Key])) { Key = KeyIndex; }; // Inequality at this point can be because it's just comparing // two objects or arrays that may or may not be equivalent. if (item1[Key] !== item2[Key]) { if (_typeof(item1[Key] === 'object') && _typeof(item2[Key] === 'object') || Array.isArray(item1[Key]) && Array.isArray(item2[Key])) { if (!isEq(item1[Key], item2[Key])) { return false; }; } else { return false; }; }; }; return true; }; module.exports = isEq; },{}]},{},[1])(1) });