export type DocumentLanguage = "en" | "fr";
export declare const DOCUMENT_LANGUAGES: readonly DocumentLanguage[];
export declare function normalizeDocumentLanguage(value: string | null | undefined): DocumentLanguage | null;
export declare function getDocumentLanguage(content: string): DocumentLanguage | null;
export declare function setDocumentLanguage(content: string, language: DocumentLanguage): string;
//# sourceMappingURL=documentLanguage.d.ts.map