export declare module nls {
    const _nls: {
        'custom': {};
        'en-US': {
            monday: boolean;
            weekdays: string[];
            months: string[];
        };
        'en-UK': {
            weekdays: string[];
            months: string[];
        };
        'pt-BR': {
            weekdays: string[];
            months: string[];
        };
        'es-ES': {
            monday: boolean;
            weekdays: string[];
            months: string[];
        };
        'gl-ES': {
            monday: boolean;
            weekdays: string[];
            months: string[];
        };
        'he-IL': {
            weekdays: string[];
            months: string[];
        };
        'ru-RU': {
            weekdays: string[];
            months: string[];
        };
        'de': {
            weekdays: string[];
            months: string[];
        };
        'fi': {
            weekdays: string[];
            months: string[];
        };
        'fr-FR': {
            monday: boolean;
            weekdays: string[];
            months: string[];
        };
        'zh-CN': {
            weekdays: string[];
            months: string[];
        };
        'zh-TW': {
            weekdays: string[];
            months: string[];
        };
        'ja-JP': {
            weekdays: string[];
            months: string[];
        };
    };
    function getWeekdays(locale: languages): string[];
    function getMonths(locale: languages): string[];
    function getNls(locale: languages): {
        weekdays: string[];
        months: string[];
        monday: boolean;
    };
    function checkExists(locale: string): boolean;
}
export declare type languages = string | 'en-US' | 'en-UK' | 'pt-BR' | 'es-ES' | 'gl-ES' | 'he-IL' | 'ru-RU' | 'de' | 'fi' | 'fr-FR' | 'zh-TW' | 'zh-CN' | 'ja-JP' | 'custom';