import { BabelPresetOptions } from 'babel-loader';
import { TargetOptionsMap } from './babel.target.options';
export declare enum SafariNoModuleFix {
    external = "external",
    inline = "inline",
    inlineData = "inline-data",
    inlineDataBase64 = "inline-data-base64"
}
export declare type SafariNoModuleFixOption = boolean | SafariNoModuleFix;
export declare type BabelLoaderCacheDirectoryOption = boolean | string | ((key: string) => string);
/**
 * Options for configuring {@link BabelMultiTargetPlugin}.
 */
export interface Options {
    /**
     * A map of {@link BabelTargetOptions} objects defining the targets for transpilation.
     */
    targets?: TargetOptionsMap;
    /**
     * An array of `RegExp` patterns which will be excluded from transpilation. By default,
     * {@link BabelMultiTargetPlugin} will attempt to automatically exclude any CommonJs modules, on the assumption
     * that these modules will have already been transpiled by their publisher.
     */
    exclude?: RegExp[];
    /**
     * An array of `RegExp` patterns which will excluded from targeting.
     */
    doNotTarget?: RegExp[];
    /**
     * Options for configuring `babel-loader`.
     */
    babel?: {
        /**
         * A list of plugins to use. `@babel/plugin-syntax-dynamic-import` is included by default.
         */
        plugins?: string[];
        /**
         * Options for configuring `@babel/preset-env`. Defaults to
         *
         * ```
         * {
         *     modules: false,
         *     useBuiltIns: 'usage',
         * }
         * ```
         *
         * **IMPORTANT:** `modules` is forced to `false`.
         */
        presetOptions?: BabelPresetOptions;
        /**
         * overrides the default cacheDirectory setting for babel-loader
         */
        cacheDirectory?: BabelLoaderCacheDirectoryOption;
    };
    /**
     * Embed a polyfill to work around Safari 10.1's missing support for <script nomodule>. Must be used with
     * HtmlWebpackPlugin to work, otherwise the script must be manually included in your HTML template.
     */
    safari10NoModuleFix?: SafariNoModuleFixOption;
    /**
     * EXPERIMENTAL. Removes babel targeting query from module ids so they use what the module id would be without using
     * the BabelMultiTargetPlugin. This has the effect of preventing duplicate modules from running in instances where
     * the browser loads both bundles (e.g. Safari 10.1).
     */
    normalizeModuleIds?: boolean;
}