Function cleverMerge

lib/util/cleverMerge.js:315–322

(first, second)

 * @returns {T & O | T | O} merged object of first and second object
 */
const cleverMerge = (first, second) => {
	if (second === undefined) return first;
	if (first === undefined) return second;
	if (typeof second !== "object" || second === null) return second;
	if (typeof first !== "object" || first === null) return first;

	return /** @type {T & O} */ (_cleverMerge(first, second, false));
};

/**
 * Returns merged object of first and second object.