import { Configuration } from 'webpack';
import Config from 'webpack-chain';
import ConfigHelper from './ConfigHelper';
export type RawWebpackConfigFn = Configuration | ((webpackConfig: Configuration) => Partial<Configuration> | void);
export type ChainWebpackConfigFn = (webpack: Config) => void;
declare class Builder {
    configHelper: ConfigHelper;
    rawWebpackConfigFns: RawWebpackConfigFn[];
    chainWebpackConfigFns: ChainWebpackConfigFn[];
    constructor();
    resolveChainWebpackConfig(): Config;
    resolveWebpackConfig(): Configuration;
    clone(): Builder;
}
export default Builder;