import { ParsedTranslations, Translations } from "./types";
export declare function _maximize(locale: string | Intl.Locale): Intl.Locale;
export declare function _parse(translations: Translations, base: string): ParsedTranslations;
/**
 * Tests if a string is a valid language tag
 * returns the formatted tag
 *
 * https://en.wikipedia.org/wiki/IETF_language_tag
 */
export declare function _validateLanguageTag(tag: string): string;