import { Request, Response, NextFunction } from 'express';
/**
 * @todo resolve to root same as express static
 * @see https://medium.com/@rajaraodv/webpack-hot-module-replacement-hmr-e756a726a07
 * @see http://code.fitness/post/2016/02/webpack-public-path-and-hot-reload.html
 */
export declare function fileMiddleware(req: Request, res: Response, next: NextFunction): void;