eqObjects.js

//import eqArrays function to check keys
const eqArrays = require("./eqArrays");

// Returns true if both objects have identical keys with identical values.
// Otherwise you get back a big fat false!
const eqObjects = function(object1, object2) {

  if (typeof object1 !== "object" || typeof object2 !== "object") {
    return "Input is invalid";
  }

  if (Object.keys(object1).length !== Object.keys(object2).length) {
    return false;
  }

  for (let key of Object.keys(object1)) {

    if (Array.isArray(object1[key]) && Array.isArray(object2[key])) {

      if (!eqArrays(object1[key], object2[key])) {
        return false;
      }
    }
    else {
      if (object1[key] !== object2[key]) {
        return false;
      }
    }
  }

  return true;
};

module.exports = eqObjects;