import { Rule } from '@angular-devkit/schematics';
export declare function loadEsmModule<T>(modulePath: string | URL): Promise<T>;
/**
 * Update a HTML File with 'parse5-html-rewriting-stream'
 * https://github.com/angular/angular-cli/blob/aedfcc1862afc599ea18c578248d0aa373a947bb/packages/angular_devkit/build_angular/src/utils/index-file/html-rewriting-stream.ts#L11
 */
export declare function updateHtmlFile(path: string, startTagStr: string, endTagStr: string, items: string | string[]): Rule;