/Src/Dependencies/Boost/boost/proto/functional/fusion/push_back.hpp
http://hadesmem.googlecode.com/ · C++ Header · 49 lines · 30 code · 7 blank · 12 comment · 0 complexity · 1780d67788533eac75b6fbeed2e3ac21 MD5 · raw file
- ///////////////////////////////////////////////////////////////////////////////
- /// \file push_back.hpp
- /// Proto callables Fusion push_back
- //
- // Copyright 2010 Eric Niebler. Distributed under the Boost
- // Software License, Version 1.0. (See accompanying file
- // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
- #ifndef BOOST_PROTO_FUNCTIONAL_FUSION_PUSH_BACK_HPP_EAN_11_27_2010
- #define BOOST_PROTO_FUNCTIONAL_FUSION_PUSH_BACK_HPP_EAN_11_27_2010
- #include <boost/type_traits/add_const.hpp>
- #include <boost/type_traits/remove_const.hpp>
- #include <boost/type_traits/remove_reference.hpp>
- #include <boost/fusion/include/push_back.hpp>
- #include <boost/proto/proto_fwd.hpp>
- namespace boost { namespace proto { namespace functional
- {
- /// \brief A PolymorphicFunctionObject type that invokes the
- /// \c fusion::push_back() algorithm on its argument.
- ///
- /// A PolymorphicFunctionObject type that invokes the
- /// \c fusion::push_back() algorithm on its argument.
- struct push_back
- {
- BOOST_PROTO_CALLABLE()
- template<typename Sig>
- struct result;
- 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
- >
- {};
- template<typename Seq, typename T>
- typename fusion::result_of::push_back<Seq const, T>::type
- operator ()(Seq const &seq, T const &t) const
- {
- return fusion::push_back(seq, t);
- }
- };
- }}}
- #endif