import { PolyfillsLoaderConfig } from '../utils/inject-polyfills-loader';
import { Plugin } from '../Plugin';
export interface PolyfillsLoaderPluginConfig {
    rootDir: string;
    compatibilityMode: string;
    polyfillsLoaderConfig?: Partial<PolyfillsLoaderConfig>;
}
/**
 * Creates plugin which injects polyfills and code into HTML pages which allows
 * it to run on legacy browsers.
 */
export declare function polyfillsLoaderPlugin(config: PolyfillsLoaderPluginConfig): Plugin;