...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
boost::proto::functional::push_back::result<This(Seq, T)>
// In header: <boost/proto/functional/fusion/push_back.hpp> template<typename This, typename Seq, typename T> struct result<This(Seq, T)> : fusion::result_of::push_back< typename boost::add_const<typename boost::remove_reference<Seq>::type>::type , typename boost::remove_const<typename boost::remove_reference<T>::type>::type > { };