export declare class AOP<T, U> {
    funcs: ((...arg: T[]) => U | any)[];
    result: U;
    constructor(fn?: (...arg: T[]) => U, res?: U, initFuncs?: ((...arg: T[]) => U | any)[]);
    after(afterFn?: (...param: T[]) => void): AOP<T, U>;
    before(before?: (...param: T[]) => void): AOP<T, U>;
    getFunction(): (...params: T[]) => U;
}