import type { LoaderContext } from 'webpack'; declare const rollupPlugin: { name: string; transform(this: unknown | void, code: string): { code: string; map: { file: string; mappings: string; names: string[]; sources: string[]; sourcesContent?: string[]; version: number; }; }; }; declare function elementsMinify(this: LoaderContext>, contents: string, inputSourceMap?: Record): void; declare function elementsMinify(): typeof rollupPlugin; export default elementsMinify;