/**
 * shallow compare - support object, array
 *
 * @see {@link https://github.com/pmndrs/zustand/blob/main/src/shallow.ts zustand/src/shallow.ts}
 */
export function shallowEqual<T, U>(objA: T, objB: U) {
	if (Object.is(objA, objB)) {
		return true;
	}
	if (typeof objA !== 'object' || objA === null || typeof objB !== 'object' || objB === null) {
		return false;
	}
	const keysA = Object.keys(objA);
	if (keysA.length !== Object.keys(objB).length) {
		return false;
	}
	for (let i = 0; i < keysA.length; i++) {
		if (!Object.hasOwn(objB, keysA[i]) || !Object.is(objA[keysA[i] as keyof T], objB[keysA[i] as keyof U])) {
			return false;
		}
	}
	return true;
}