import { NextFunction } from "express";
import promClient from "prom-client";
import { SwsOptions } from "./interfaces/options.interface";
import { SwsRequest } from "./interfaces/request.interface";
import { SwsResponse } from "./interfaces/response.interface";
declare function expressMiddleware(options: SwsOptions): Promise<(req: SwsRequest, res: SwsResponse, next: NextFunction) => Promise<void>>;
declare const _default: {
    getMiddleware: typeof expressMiddleware;
    getCoreStats(): Promise<{
        startts: number;
    }>;
    getPromStats(): Promise<string>;
    getPromClient(): typeof promClient;
    stop(): void;
};
export = _default;