export type Slugifier = (text: string) => string;
export type PostSlugify = (slug: string, index: number) => string;
export type SlugOptions = boolean | Slugifier | SlugOptionsObject;
type SlugOptionsObject = {
    slugifier?: Slugifier;
    postSlugify?: PostSlugify;
};
export declare const markdown: Marpit.Plugin<[], {
    marpit: Marpit.Marpit;
}>;
export declare const githubSlugify: Slugifier;
export {};
