Method HaveCxx20ModuleSources

Source/cmGeneratorTarget.cxx:6154–6176

}

bool cmGeneratorTarget::HaveCxx20ModuleSources(std::string* errorMessage) const
{
  auto const& fs_names = this->Target->GetAllFileSetNames();
  return std::any_of(
    fs_names.begin(), fs_names.end(),
    [this, errorMessage](std::string const& name) -> bool {
      auto const* file_set = this->Target->GetFileSet(name);
      if (!file_set) {
        auto message = cmStrCat("Target \"", this->Target->GetName(),
                                "\" is tracked to have file set \"", name,
                                "\", but it was not found.");
        if (errorMessage) {
          *errorMessage = std::move(message);
        } else {
          this->Makefile->IssueMessage(MessageType::INTERNAL_ERROR, message);
        }
        return false;
      }

      auto const& fs_type = file_set->GetType();
      return fs_type == "CXX_MODULES"_s;
    });
}

cmGeneratorTarget::Cxx20SupportLevel cmGeneratorTarget::HaveCxxModuleSupport(
  std::string const& config) const