/// <reference types="node" />
import { IncomingMessage, ServerResponse } from 'http';
import webpack from 'webpack';
export declare const ADDED: unique symbol;
export declare const BUILDING: unique symbol;
export declare const BUILT: unique symbol;
export declare let entries: {
    [page: string]: {
        serverBundlePath: string;
        clientBundlePath: string;
        absolutePagePath: string;
        status?: typeof ADDED | typeof BUILDING | typeof BUILT;
        lastActiveTime?: number;
    };
};
export default function onDemandEntryHandler(watcher: any, multiCompiler: webpack.MultiCompiler, { pagesDir, pageExtensions, maxInactiveAge, pagesBufferLength, }: {
    pagesDir: string;
    pageExtensions: string[];
    maxInactiveAge: number;
    pagesBufferLength: number;
}): {
    ensurePage(page: string): Promise<unknown>;
    middleware(req: IncomingMessage, res: ServerResponse, next: Function): any;
};