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- #ifndef BOOST_PROTO_FUNCTIONAL_FUSION_POP_BACK_HPP_EAN_11_27_2010
- #define BOOST_PROTO_FUNCTIONAL_FUSION_POP_BACK_HPP_EAN_11_27_2010
- #include <boost/fusion/include/begin.hpp>
- #include <boost/fusion/include/end.hpp>
- #include <boost/fusion/include/prior.hpp>
- #include <boost/fusion/include/pop_back.hpp>
- #include <boost/proto/proto_fwd.hpp>
- namespace boost { namespace proto { namespace functional
- {
-
-
-
-
-
- struct pop_back
- {
- BOOST_PROTO_CALLABLE()
- template<typename Sig>
- struct result;
- template<typename This, typename Seq>
- struct result<This(Seq)>
- : result<This(Seq const &)>
- {};
- template<typename This, typename Seq>
- struct result<This(Seq &)>
- : fusion::result_of::pop_back<Seq>
- {};
- template<typename Seq>
- typename fusion::result_of::pop_back<Seq>::type
- operator ()(Seq &seq) const
- {
-
- typedef typename fusion::result_of::pop_back<Seq>::type result_type;
- return result_type(fusion::begin(seq), fusion::prior(fusion::end(seq)));
- }
- template<typename Seq>
- typename fusion::result_of::pop_back<Seq const>::type
- operator ()(Seq const &seq) const
- {
- return fusion::pop_back(seq);
- }
- };
- }}}
- #endif
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