Function MatchingRegionalLanguageIndex

libs/i18n/localisation.hpp:275–291

}

constexpr LanguageIndex MatchingRegionalLanguageIndex(vector<LanguageIndex> const regionalLanguageIndexes,
                                                      vector<LanguageIndex> const languageIndexes)
{
  for (LanguageIndex const languageIndex : languageIndexes)
  {
    if (find(regionalLanguageIndexes.begin(), regionalLanguageIndexes.end(), languageIndex) !=
        regionalLanguageIndexes.end())
      return languageIndex;

    for (LanguageIndex const similarLanguageIndex : SimilarLanguageIndexes(languageIndex))
      if (find(regionalLanguageIndexes.begin(), regionalLanguageIndexes.end(), similarLanguageIndex) !=
          regionalLanguageIndexes.end())
        return similarLanguageIndex;
  }

  return kDefaultNameIndex;
}

vector<LanguageIndex> PrioritizedMapLanguageIndexes(vector<LanguageIndex> const regionalLanguageIndexes = {});