/**
 * This class performs translations using a simple object with string keys as
 * a place to look up the translations. Can be used in tests and as a fallback
 * when the implementation does not pass a translation function.
 * Uses namespaces but does not support multiple languages.
 */
export default class SimpleTranslator {
    private translationStrings;
    /**
     * @param translationStrings an object containing all relevant translation strings
     * sorted by namespaces
     */
    constructor(translationStrings: {
        [namespace: string]: {
            [key: string]: string;
        };
    } | {
        [key: string]: string;
    });
    /**
     * Translates a string using the key (identified).
     * @params key the key with optional namespace separated by a colon (e.g. namespace:key)
     * @returns the translated string
     * @memberof SimpleTranslator
     */
    t: (key: string) => string;
}