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1 | /*============================================================================= | |
2 | Copyright (c) 2006-2007 Tobias Schwinger | |
3 | ||
4 | Use modification and distribution are subject to the Boost Software | |
5 | License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at | |
6 | http://www.boost.org/LICENSE_1_0.txt). | |
7 | ==============================================================================*/ | |
8 | ||
9 | #if !defined(BOOST_FUSION_FUNCTIONAL_ADAPTER_FUSED_HPP_INCLUDED) | |
10 | #define BOOST_FUSION_FUNCTIONAL_ADAPTER_FUSED_HPP_INCLUDED | |
11 | ||
12 | #include <boost/fusion/support/config.hpp> | |
13 | #include <boost/type_traits/add_reference.hpp> | |
14 | #include <boost/config.hpp> | |
15 | ||
16 | #include <boost/fusion/functional/adapter/detail/access.hpp> | |
17 | #include <boost/fusion/functional/invocation/invoke.hpp> | |
18 | ||
19 | #if defined (BOOST_MSVC) | |
20 | # pragma warning(push) | |
21 | # pragma warning (disable: 4512) // assignment operator could not be generated. | |
22 | #endif | |
23 | ||
24 | namespace boost { namespace fusion | |
25 | { | |
26 | template <typename Function> class fused; | |
27 | ||
28 | //----- ---- --- -- - - - - | |
29 | ||
30 | template <typename Function> | |
31 | class fused | |
32 | { | |
33 | Function fnc_transformed; | |
34 | ||
35 | typedef typename detail::qf_c<Function>::type & func_const_fwd_t; | |
36 | typedef typename detail::qf<Function>::type & func_fwd_t; | |
37 | ||
38 | public: | |
39 | ||
40 | BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED | |
41 | inline explicit fused(func_const_fwd_t f = Function()) | |
42 | : fnc_transformed(f) | |
43 | { } | |
44 | ||
45 | template <class Seq> | |
46 | BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED | |
47 | inline typename result_of::invoke<func_const_fwd_t,Seq const>::type | |
48 | operator()(Seq const & s) const | |
49 | { | |
50 | return fusion::invoke<func_const_fwd_t>(this->fnc_transformed,s); | |
51 | } | |
52 | ||
53 | template <class Seq> | |
54 | BOOST_CXX14_CONSTEXPR BOOST_FUSION_GPU_ENABLED | |
55 | inline typename result_of::invoke<func_fwd_t,Seq const>::type | |
56 | operator()(Seq const & s) | |
57 | { | |
58 | return fusion::invoke<func_fwd_t>(this->fnc_transformed,s); | |
59 | } | |
60 | ||
61 | template <class Seq> | |
62 | BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED | |
63 | inline typename result_of::invoke<func_const_fwd_t,Seq>::type | |
64 | operator()(Seq & s) const | |
65 | { | |
66 | return fusion::invoke<func_const_fwd_t>(this->fnc_transformed,s); | |
67 | } | |
68 | ||
69 | template <class Seq> | |
70 | BOOST_CXX14_CONSTEXPR BOOST_FUSION_GPU_ENABLED | |
71 | inline typename result_of::invoke<func_fwd_t,Seq>::type | |
72 | operator()(Seq & s) | |
73 | { | |
74 | return fusion::invoke<func_fwd_t>(this->fnc_transformed,s); | |
75 | } | |
76 | ||
77 | template <typename Sig> | |
78 | struct result; | |
79 | ||
80 | template <class Self, class Seq> | |
81 | struct result< Self const (Seq) > | |
82 | : result_of::invoke<func_const_fwd_t, | |
83 | typename boost::remove_reference<Seq>::type > | |
84 | { }; | |
85 | ||
86 | template <class Self, class Seq> | |
87 | struct result< Self(Seq) > | |
88 | : result_of::invoke<func_fwd_t, | |
89 | typename boost::remove_reference<Seq>::type > | |
90 | { }; | |
91 | ||
92 | }; | |
93 | ||
94 | }} | |
95 | ||
96 | #if defined (BOOST_MSVC) | |
97 | # pragma warning(pop) | |
98 | #endif | |
99 | ||
100 | #endif | |
101 |