/*!
 * Copyright (c) Microsoft. All rights reserved.
 * Licensed under the MIT license. See LICENSE file in the project.
 */
import type { Options as HtmlPluginConfig } from 'html-webpack-plugin';
import type { Configuration as WebpackConfig, WebpackPluginInstance } from 'webpack';
import type { Configuration as WdsConfig } from 'webpack-dev-server';
import type { Configuration } from '../types.js';
export declare class ConfigurationManager {
    private _config;
    constructor(_config: Configuration);
    get mode(): string;
    get env(): string;
    get typecheck(): boolean;
    get isDevelopment(): boolean;
    get useTsConfigPaths(): boolean;
    get extendedAlias(): NonNullable<WebpackConfig['resolve']>['alias'];
    get extendedOutput(): WebpackConfig['output'];
    get extendedDevServer(): Partial<WdsConfig>;
    get extendedEnvironment(): Record<string, any>;
    get extendedPlugins(): WebpackPluginInstance[];
    get extendedResolveModules(): string[];
    get extendedResolveLoaderModules(): string[];
    get extendedHtmlWebpackPlugin(): HtmlPluginConfig;
    get indexFile(): string;
    get title(): string;
    get homepage(): string | boolean;
}