Method from

source/core/StarLua.hpp:1913–1915

template <typename T>
LuaValue LuaUserDataConverter<T>::from(LuaEngine& engine, T t) {
  return engine.createUserData(std::move(t));
}

template <typename T>
Maybe<T> LuaUserDataConverter<T>::to(LuaEngine&, LuaValue const& v) {