...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::make_pair::result<This(First, Second)>
// In header: <boost/proto/functional/std/utility.hpp> template<typename This, typename First, typename Second> struct result<This(First, Second)> { // types typedef std::pair< typename boost::remove_const<typename boost::remove_reference<First>::type>::type , typename boost::remove_const<typename boost::remove_reference<Second>::type>::type > type; };