interface ContentType { type: string; parameters: Record; } interface FastContentTypeParse { parse: (header: string) => ContentType; safeParse: (header: string) => ContentType; defaultContentType: ContentType; } declare namespace fastContentTypeParse { export function parse(header: string): ContentType; export function safeParse(header: string): ContentType; export const defaultContentType: ContentType; const fastContentTypeParse: FastContentTypeParse export { fastContentTypeParse as default } } export = fastContentTypeParse