import all from '../data/all.json';
export type IsoType = keyof typeof all;
export declare const getEnglishName: (code: string) => string | null;
export declare const getName: (code: string, language?: string) => string | null;
export declare const getNativeName: (code: string) => string | null;
export declare const isValid: (code: string, availableIsoTypes?: IsoType[] | null, moreInfo?: boolean) => boolean | {
    iso: "639-1" | "639-2B" | "639-2T" | "639-3" | null;
    found: boolean;
};
export declare const getIsoCodesFromNativeName: (nativeName: string, normalizeName?: boolean) => ("639-1" | "639-2B" | "639-2T" | "639-3")[] | null;
export declare const getAll639_1: () => string[];
export declare const getAll639_2B: () => string[];
export declare const getAll639_2T: () => string[];
export declare const getAll639_3: () => string[];