Function to test if two objects are equal

objectsEqual.js

/**
 * This function takes two objects and compares if they have the same
 * keys and their keys have the same values assigned, so the objects are
 * basically the same.
 * @param {object} objA
 * @param {object} objB
 * @return {boolean}
 */
const objectsEqual = (objA, objB) => {
	const objAKeys = Object.keys(objA);
	const objBKeys = Object.keys(objB);

	const valueIsEqual = key => objB.hasOwnProperty(key) && objA[key] === objB[key];

	return (
		objAKeys.length === objBKeys.length
		&& objAKeys.every(valueIsEqual)
	);
};