import { LocalizationMessages, Localizable, NestedLocalizationMessages, TranslationFallback } from './types';
export declare class Localizer implements Localizable {
    language: string;
    languages: Array<string>;
    private fallbackLanguage?;
    private fallback;
    messages: LocalizationMessages;
    /**
     * Creates a new instance of a localizer.
     */
    constructor(messages: LocalizationMessages | NestedLocalizationMessages, language: string, languages?: Array<string>, fallbackLanguage?: string, fallback?: TranslationFallback);
    /**
     * Localizes the given key via the global translations.
     * @param key The key of the translation snippet.
     * @param variables The optional variables to use.
     */
    localizeGlobal<T extends object>(key: string, variables?: T): string;
    /**
     * Localizes the given key via the local translations.
     * Uses the global translations as fallback mechanism.
     * @param localMessages The local translations to prefer.
     * @param key The key of the translation snippet.
     * @param variables The optional variables to use.
     */
    localizeLocal<T extends object>(localMessages: LocalizationMessages, key: string, variables?: T): string;
    private localizeBase;
    private translateMessage;
}