reactive

源代码：reactive

export function reactive<T extends object>(target: T): any {
  if (typeof target !== 'object' || target === null) return target;

  return new Proxy(target, {
    get(target, key, receiver) {
      return Reflect.get(target, key, receiver);
    },
    set(target, key, value, receiver) {
      return Reflect.set(target, key, value, receiver);
    },
  });
}