export type ActionFn = (...args: any[]) => any;
export type ActionSubscriber<T extends ActionFn> = (result?: ReturnType<T>) => void;
export type ActionBeforeInterceptor<T extends ActionFn> = (next: (...args: any[]) => ReturnType<T>, ...args: Parameters<T>) => ReturnType<T>;
export type ActionAfterInterceptor<T extends ActionFn> = (result: ReturnType<T>) => ReturnType<T>;
export type ActionReturnType<T extends ActionFn> = T & {
    val: () => T;
    set: (fn: T) => void;
    __subscribe: (fn: ActionSubscriber<T>) => () => void;
    interceptBefore: (interceptor: ActionBeforeInterceptor<T>) => void;
    interceptAfter: (interceptor: ActionAfterInterceptor<T>) => void;
    __isAction___: boolean;
};
export declare function action<T extends ActionFn>(fn: T): ActionReturnType<T>;
//# sourceMappingURL=action.d.ts.map