import type { Configuration as WebpackOptions } from 'webpack';
import type { Configuration as WebpackDevServerOptions } from 'webpack-dev-server';
import type ChainableWebpackConfig from 'webpack-chain';
import type { MinifyOptions } from 'terser';
import type HtmlWebpackPlugin from 'html-webpack-plugin';
import type PluginApi from './services/PluginApi.js';
declare type PredefinedOptions<T> = T & {
    [key: string]: any;
};
declare type PageEntry = string | string[];
interface PageConfig extends HtmlWebpackPlugin.Options {
    entry: PageEntry;
    [key: string]: any;
}
interface ExtractOptions {
    filename?: string;
    chunkFilename?: string;
}
interface LoaderOptions {
    css?: object;
    sass?: object;
    less?: object;
    stylus?: object;
    postcss?: object;
}
interface CSSOptions {
    /**
     * Default: `true`
     *
     * By default, only files that ends in `*.module.[ext]` are treated as CSS modules
     */
    requireModuleExtension?: boolean;
    /**
     * Default: `true`
     *
     * Whether to extract CSS in your components into a standalone CSS files (instead of inlined in JavaScript and injected dynamically)
     */
    extract?: boolean | ExtractOptions;
    /**
     * Default: `false`
     *
     * Whether to enable source maps for CSS. Setting this to `true` may affect build performance
     */
    sourceMap?: boolean;
    /**
     * Default: `{}`
     *
     * Pass options to CSS-related loaders
     */
    loaderOptions?: LoaderOptions;
}
export interface ServicePlugin {
    (api: PluginApi, options: UserConfig): any;
    defaultModes?: Record<string, string>;
}
export declare interface UserConfig {
    /**
     * Default: `'/'`
     *
     * The base URL your application bundle will be deployed at
     * If not set, it can also be set through the homepage field in package.json
     * If not set, it can also be set through the environment variable `PUBLIC_URL`
     */
    publicPath?: string;
    /**
     * Default: `'build'`
     *
     * The directory where the production build files will be generated in when running `react-cli-service build`
     */
    outputDir?: string;
    /**
     * Default: `''`
     *
     * A directory (relative to `outputDir`) to nest generated static assets (js, css, img, fonts) under
     */
    assetsDir?: string;
    /**
     * Default: `'index.html'`
     *
     * Specify the output path for the generated `index.html` (relative to `outputDir`). Can also be an absolute path
     */
    indexPath?: string;
    /**
     * Default: `true`
     *
     * By default, generated static assets contains hashes in their filenames for better caching control
     */
    filenameHashing?: boolean;
    /**
     * Default: `true`
     *
     * By default, will embed the runtime script into index.html during the production build.
     * When set to false, the script will not be embedded and will be imported as usual.
     * This is normally required when dealing with CSP.
     */
    inlineRuntime?: boolean;
    /**
     * Default: `true`
     *
     * Setting this to `false` can speed up production builds if you don't need source maps for production
     */
    productionSourceMap?: boolean;
    /**
     * Default: `require('os').cpus().length > 1`
     *
     * Whether to use `thread-loader` for Babel or TypeScript transpilation
     */
    parallel?: boolean | number;
    /**
     * Default: `undefined`
     *
     * Build the app in multi-page mode
     */
    pages?: {
        [key: string]: PageEntry | PageConfig;
    };
    css?: CSSOptions;
    /**
     * A function that will receive an instance of `ChainableConfig` powered by [webpack-chain](https://github.com/mozilla-neutrino/webpack-chain)
     */
    chainWebpack?: (config: ChainableWebpackConfig) => void;
    /**
     * Set webpack configuration.  If the value is `Object`, will be merged into config.  If value is `Function`, will receive current config as argument
     */
    configureWebpack?: WebpackOptions | ((config: WebpackOptions) => WebpackOptions | void);
    /**
     * [All options for `webpack-dev-server`](https://webpack.js.org/configuration/dev-server/) are supported
     */
    configureDevServer?: WebpackDevServerOptions;
    /**
     * Default: `'false'`
     *
     * Disable `eslint-webpack-plugin`, no eslint checks will be done after setting
     */
    disableLint?: boolean;
    /**
     * Default: `'default'`
     *
     * Whether to perform lint-on-save during development using [eslint-loader](https://github.com/webpack-contrib/eslint-loader)
     */
    lintOnSave?: boolean | 'default' | 'warning' | 'error';
    experimental?: {
        /**
         * Default: `'default'`
         *
         * Mandatory to use swc compilation, the default development environment babel has no special configuration, it will automatically use swc, turn on the switch, development and production will use swc compilation.
         */
        forceUseSwc?: boolean;
    };
    compiler?: {
        /**
         * Default: `false`
         *
         * This transform allows for removing all console.* calls in application code (not node_modules). Similar to babel-plugin-transform-remove-console.
         */
        removeConsole?: boolean;
    };
    /**
     * set terser-webpack-plugin minify and terserOptions
     */
    terser?: {
        /**
         * Supported minify: [terser](https://github.com/webpack-contrib/terser-webpack-plugin#minify), [esbuild](https://github.com/webpack-contrib/terser-webpack-plugin#esbuild), [swc](https://github.com/webpack-contrib/terser-webpack-plugin#swc), [uglifyJs](https://github.com/webpack-contrib/terser-webpack-plugin#uglify-js). currently we do not allow custom minify function
         *
         * In the non-terser case, you should install the corresponding package (eg. `npm i esbuild -D`)
         *
         */
        minify: 'terser' | 'esbuild' | 'swc' | 'uglifyJs';
        /**
         * `terserOptions` options will be passed to minify
         *
         * [All options for `terser`](https://github.com/webpack-contrib/terser-webpack-plugin#terseroptions)
         *
         * [All options for `esbuild`](https://github.com/evanw/esbuild/blob/master/lib/shared/types.ts#L160-L174)
         *
         * [All options for `swc`](https://swc.rs/docs/config-js-minify)
         *
         * [All options for `uglifyJs`](https://github.com/mishoo/UglifyJS#minify-options)
         */
        terserOptions?: PredefinedOptions<MinifyOptions>;
    };
    /**
     * Default `true`
     *
     * When set to false, disables experimental support for Fast Refresh to allow you to tweak your components in real time without reloading the page.
     */
    fastRefresh?: boolean;
    /**
     * This is an object that doesn't go through any schema validation, so it can be used to pass arbitrary options to 3rd party plugins
     */
    pluginOptions?: object;
}
export {};