export function shallowEqual<
T extends Record<string, unknown> = Record<string, unknown>
>(objA?: T, objB?: T) {
if (objA === objB) {
return true;
}
if (!objA || !objB) {
return false;
}
const aKeys = Object.keys(objA);
const bKeys = Object.keys(objB);
const len = aKeys.length;
if (bKeys.length !== len) {
return false;
}
for (let i = 0; i < len; i++) {
const key = aKeys[i];
if (
objA[key] !== objB[key] ||
!Object.prototype.hasOwnProperty.call(objB, key)
) {
return false;
}
}
return true;
}