function getLanguage(languageCode) {
  if (!hasLanguage(languageCode)) {
    return null;
  }

  return (0, _object.deepClone)(getGlobalLanguageDictionary(languageCode));
}
Get language dictionary for specific language code.

@param {String} languageCode Language code.
@returns {Object} Object with constants representing identifiers for translation (as keys) and corresponding translation phrases (as values).