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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 | |
43 | 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 |