import { HelmetOptions } from 'helmet';
import mongoSanitize from 'express-mongo-sanitize';
import hpp from 'hpp';
declare type _middlewareType = {
    env?: string;
    helmetOptions?: Readonly<HelmetOptions>;
    expressJsonReqLimit?: string | number;
    mongoSanitizeOptions?: mongoSanitize.Options;
    publicDir?: string;
    hppOptions?: hpp.Options;
};
declare function _middleware({ env, helmetOptions, expressJsonReqLimit, mongoSanitizeOptions, publicDir, hppOptions, }?: _middlewareType): import("express-serve-static-core").Express;
export default _middleware;