1 /*============================================================================= 2 Copyright (c) 2005-2012 Joel de Guzman 3 Copyright (c) 2005-2006 Dan Marsden 4 Copyright (c) 2015 Kohei Takahashi 5 6 Distributed under the Boost Software License, Version 1.0. (See accompanying 7 file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) 8 ==============================================================================*/ 9 #if !defined(FUSION_CONVERT_IMPL_20061213_2207) 10 #define FUSION_CONVERT_IMPL_20061213_2207 11 12 #include <boost/fusion/support/config.hpp> 13 #include <boost/fusion/container/deque/convert.hpp> 14 #include <boost/fusion/container/deque/deque.hpp> 15 #include <boost/fusion/sequence/intrinsic/begin.hpp> 16 #include <boost/fusion/sequence/intrinsic/end.hpp> 17 18 namespace boost { namespace fusion 19 { 20 struct deque_tag; 21 22 namespace result_of 23 { 24 template <typename Sequence> 25 struct as_deque; 26 } 27 28 namespace extension 29 { 30 template <typename T> 31 struct convert_impl; 32 33 template <> 34 struct convert_impl<deque_tag> 35 { 36 template <typename Sequence> 37 struct apply 38 { 39 typedef result_of::as_deque<Sequence> gen; 40 typedef typename gen::type type; 41 42 BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED callboost::fusion::extension::convert_impl::apply43 static type call(Sequence& seq) 44 { 45 return gen::call(fusion::begin(seq) 46 #if defined(BOOST_FUSION_HAS_VARIADIC_DEQUE) 47 , fusion::end(seq) 48 #endif 49 ); 50 } 51 }; 52 }; 53 } 54 }} 55 56 #endif 57