export declare class ObjectProxyHandler<T extends object> implements ProxyHandler<T> {
    set(target: T, p: string | symbol, newValue: any, receiver: any): boolean;
    /**
     * {@link Reflect.defineProperty} 会直接在 target 上落盘，不经过 {@link set}，
     * 需在此补上与 set 一致的 observe / attachModel / 变更记录，否则子模型拿不到 parentModel。
     */
    defineProperty(target: T, p: string | symbol, desc: PropertyDescriptor): boolean;
    get(target: T, p: string | symbol, receiver: any): any;
    getOwnPropertyDescriptor(target: T, p: string | symbol): TypedPropertyDescriptor<(string extends infer T_1 ? T_1 extends string ? T_1 extends keyof T ? T[T_1] : any : never : never) | (symbol extends infer T_2 ? T_2 extends symbol ? T_2 extends keyof T ? T[T_2] : any : never : never)> | {
        value: object;
        enumerable?: boolean;
        configurable?: boolean;
        writable?: boolean;
        get?: (() => (string extends infer T_3 ? T_3 extends string ? T_3 extends keyof T ? T[T_3] : any : never : never) | (symbol extends infer T_4 ? T_4 extends symbol ? T_4 extends keyof T ? T[T_4] : any : never : never)) | undefined;
        set?: ((value: (string extends infer T_3 ? T_3 extends string ? T_3 extends keyof T ? T[T_3] : any : never : never) | (symbol extends infer T_4 ? T_4 extends symbol ? T_4 extends keyof T ? T[T_4] : any : never : never)) => void) | undefined;
    } | undefined;
    deleteProperty(target: T, p: string | symbol): boolean;
}