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1 | /*============================================================================= |
2 | Copyright (c) 2001-2011 Joel de Guzman | |
3 | Copyright (c) 2005-2006 Dan Marsden | |
4 | ||
5 | Distributed under the Boost Software License, Version 1.0. (See accompanying | |
6 | file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) | |
7 | ==============================================================================*/ | |
8 | #if !defined(FUSION_CONVERT_IMPL_09232005_1215) | |
9 | #define FUSION_CONVERT_IMPL_09232005_1215 | |
10 | ||
11 | #include <boost/fusion/support/config.hpp> | |
12 | #include <boost/fusion/container/list/cons.hpp> | |
13 | #include <boost/fusion/container/list/detail/build_cons.hpp> | |
14 | #include <boost/fusion/sequence/intrinsic/empty.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 cons_tag; | |
21 | ||
22 | namespace extension | |
23 | { | |
24 | template <typename T> | |
25 | struct convert_impl; | |
26 | ||
27 | template <> | |
28 | struct convert_impl<cons_tag> | |
29 | { | |
30 | template <typename Sequence> | |
31 | struct apply | |
32 | { | |
33 | typedef typename | |
34 | detail::build_cons< | |
35 | typename result_of::begin<Sequence>::type | |
36 | , typename result_of::end<Sequence>::type | |
37 | > | |
38 | build_cons; | |
39 | ||
40 | typedef typename build_cons::type type; | |
41 | ||
42 | BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED | |
43 | static type | |
44 | call(Sequence& seq) | |
45 | { | |
46 | return build_cons::call(fusion::begin(seq), fusion::end(seq)); | |
47 | } | |
48 | }; | |
49 | }; | |
50 | } | |
51 | }} | |
52 | ||
53 | #endif |