1#if !defined(BOOST_PROTO_DONT_USE_PREPROCESSED_FILES)
2
3 #include <boost/proto/detail/preprocessed/matches_.hpp>
4
5#elif !defined(BOOST_PP_IS_ITERATING)
6
7 #define BOOST_PROTO_MATCHES_N_FUN(Z, N, DATA) \
8 matches_< \
9 typename detail::expr_traits<typename Args1::BOOST_PP_CAT(child, N)>::value_type::proto_derived_expr \
10 , typename detail::expr_traits<typename Args1::BOOST_PP_CAT(child, N)>::value_type::proto_grammar \
11 , typename Args2::BOOST_PP_CAT(child, N)::proto_grammar \
12 >
13
14 #define BOOST_PROTO_DEFINE_MATCHES(Z, N, DATA) \
15 matches_< \
16 Expr \
17 , BasicExpr \
18 , typename BOOST_PP_CAT(G, N)::proto_grammar \
19 >
20
21 #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES)
22 #pragma wave option(preserve: 2, line: 0, output: "preprocessed/matches_.hpp")
23 #endif
24
25 ///////////////////////////////////////////////////////////////////////////////
26 /// \file matches_.hpp
27 /// Definitions of matches_ specializations
28 //
29 // Copyright 2008 Eric Niebler. Distributed under the Boost
30 // Software License, Version 1.0. (See accompanying file
31 // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
32
33 #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES)
34 #pragma wave option(preserve: 1)
35 #endif
36
37 #define BOOST_PP_ITERATION_PARAMS_1 \
38 (3, (2, BOOST_PP_MAX(BOOST_PROTO_MAX_ARITY, BOOST_PROTO_MAX_LOGICAL_ARITY), <boost/proto/detail/matches_.hpp>))
39 #include BOOST_PP_ITERATE()
40
41 #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES)
42 #pragma wave option(output: null)
43 #endif
44
45 #undef BOOST_PROTO_DEFINE_MATCHES
46 #undef BOOST_PROTO_MATCHES_N_FUN
47
48#else // BOOST_PP_IS_ITERATING
49
50 #define N BOOST_PP_ITERATION()
51
52 #if N <= BOOST_PROTO_MAX_LOGICAL_ARITY
53
54 // handle proto::or_
55 template<typename Expr, typename BasicExpr BOOST_PP_ENUM_TRAILING_PARAMS(N, typename G)>
56 struct matches_<Expr, BasicExpr, proto::or_<BOOST_PP_ENUM_PARAMS(N, G)> >
57 : BOOST_PP_CAT(or_, N)<
58 matches_<Expr, BasicExpr, typename G0::proto_grammar>::value,
59 Expr, BasicExpr BOOST_PP_ENUM_TRAILING_PARAMS(N, G)
60 >
61 {};
62
63 // handle proto::and_
64 template<typename Expr, typename BasicExpr, BOOST_PP_ENUM_PARAMS(N, typename G)>
65 struct matches_<Expr, BasicExpr, proto::and_<BOOST_PP_ENUM_PARAMS(N, G)> >
66 : detail::BOOST_PP_CAT(and_, N)<
67 BOOST_PROTO_DEFINE_MATCHES(~, 0, ~)::value,
68 BOOST_PP_ENUM_SHIFTED(N, BOOST_PROTO_DEFINE_MATCHES, ~)
69 >
70 {};
71
72 #endif
73
74 #if N <= BOOST_PROTO_MAX_ARITY
75
76 template<typename Expr, typename Tag, typename Args1, typename Args2>
77 struct matches_< Expr, proto::basic_expr<Tag, Args1, N>, proto::basic_expr<Tag, Args2, N> >
78 : BOOST_PP_CAT(and_, N)<
79 BOOST_PROTO_MATCHES_N_FUN(~, 0, ~)::value,
80 BOOST_PP_ENUM_SHIFTED(N, BOOST_PROTO_MATCHES_N_FUN, ~)
81 >
82 {};
83
84 template<typename Expr, typename Tag, typename Args1, typename Args2>
85 struct matches_< Expr, proto::basic_expr<Tag, Args1, N>, proto::basic_expr<proto::_, Args2, N> >
86 : BOOST_PP_CAT(and_, N)<
87 BOOST_PROTO_MATCHES_N_FUN(~, 0, ~)::value,
88 BOOST_PP_ENUM_SHIFTED(N, BOOST_PROTO_MATCHES_N_FUN, ~)
89 >
90 {};
91
92 #endif
93
94 #undef N
95
96#endif
97