import * as mongo from "mongodb";
import { Action as UpdateAction } from "./Action";
export type Update<T> = {
    [P in keyof T]?: UpdateAction<T[P]> | Update<T[P]> | any;
};
export declare namespace Update {
    function toMongo<T>(update: Update<T>, ...suppress: (string | undefined)[]): mongo.UpdateFilter<Record<string, any>>;
    function extract<T>(update: Update<T>): Update<T>;
    type Action<T> = UpdateAction<T>;
    namespace Action {
        const extract: typeof UpdateAction.extract;
    }
}