Function toLocalString

Source/Utils/cxxopts.hpp:106–111

  using String = icu::UnicodeString;

  inline
  String
  toLocalString(std::string s)
  {
    return icu::UnicodeString::fromUTF8(std::move(s));
  }

#if defined(__GNUC__)
// GNU GCC with -Weffc++ will issue a warning regarding the upcoming class, we want to silence it: