import { Property, Stream } from 'kefir';
import webpack from 'webpack';
import WebpackDevServer from 'webpack-dev-server';
import { State } from './types';
export declare class WebpackServer {
    private compiler;
    private server;
    constructor(compiler: webpack.Compiler, server: WebpackDevServer);
    static create(state: State, compiler: webpack.Compiler): Stream<WebpackServer, Error>;
    listen(port: number, host: string): Stream<{
        success: true;
    }, Error>;
    onInvalidate(): Stream<{
        what: string;
        when: Date;
    }, never>;
    onTypecheck(): Stream<{
        diagnostics: any;
        lints: any;
    }, never>;
    onDone(): Stream<webpack.Stats, never>;
}
export declare class WebpackService {
    private config;
    static create(config: webpack.Configuration): Property<WebpackService, never>;
    private constructor();
    private compiler;
    server(state: State): Stream<WebpackServer, Error>;
    run(): Stream<webpack.Stats, Error>;
    watch(): Stream<webpack.Stats, Error>;
}