@techmely/utils/isDeepEqual/index.js

Collection of helpful JavaScript / TypeScript utils

'use strict';

/*!
 * @techmely/utils
 * Copyright(c) 2021-2024 Techmely <techmely.creation@gmail.com>
 * MIT Licensed
 */


// src/isDeepEqual/index.ts
function isDeepEqual(obj1, obj2) {
  if (obj1 === obj2) {
    return true;
  }
  if (typeof obj1 === "object" && obj1 !== null && typeof obj2 === "object" && obj2 !== null) {
    const keys1 = Object.keys(obj1);
    const keys2 = Object.keys(obj2);
    if (keys1.length !== keys2.length) {
      return false;
    }
    for (const key of keys1) {
      if (!Object.hasOwn(obj2, key)) {
        return false;
      }
      if (!isDeepEqual(obj1[key], obj2[key])) {
        return false;
      }
    }
    return true;
  }
  return false;
}

exports.isDeepEqual = isDeepEqual;