import type * as nodeSass from "node-sass"; import type * as sass from "sass"; import type * as sassEmbedded from "sass-embedded"; export declare const getDefaultSassImplementation: () => "node-sass" | "sass-embedded" | "sass"; export declare const getSassImplementation: (implementation: string | typeof nodeSass | typeof sass | typeof sassEmbedded) => typeof nodeSass | typeof sass | typeof sassEmbedded;