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1 | /*============================================================================== |
2 | Copyright (c) 2001-2010 Joel de Guzman | |
3 | Copyright (c) 2010 Thomas Heller | |
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 | #ifndef BOOST_PHOENIX_OPERATOR_IF_ELSE_HPP | |
9 | #define BOOST_PHOENIX_OPERATOR_IF_ELSE_HPP | |
10 | ||
11 | #include <boost/phoenix/core/limits.hpp> | |
12 | #include <boost/phoenix/core/meta_grammar.hpp> | |
13 | #include <boost/phoenix/core/expression.hpp> | |
14 | #include <boost/proto/operators.hpp> | |
15 | ||
16 | namespace boost { namespace phoenix | |
17 | { | |
18 | namespace tag | |
19 | { | |
20 | typedef proto::tag::if_else_ if_else_operator; | |
21 | } | |
22 | ||
23 | namespace expression | |
24 | { | |
25 | template <typename A0, typename A1, typename A2> | |
26 | struct if_else_operator | |
27 | : expr<tag::if_else_operator, A0, A1, A2> | |
28 | {}; | |
29 | } | |
30 | ||
31 | namespace rule | |
32 | { | |
33 | struct if_else_operator | |
34 | : expression::if_else_operator< | |
35 | meta_grammar | |
36 | , meta_grammar | |
37 | , meta_grammar | |
38 | > | |
39 | {}; | |
40 | } | |
41 | ||
42 | template <typename Dummy> | |
43 | struct meta_grammar::case_<tag::if_else_operator, Dummy> | |
44 | : enable_rule<rule::if_else_operator, Dummy> | |
45 | {}; | |
46 | ||
47 | using proto::if_else; | |
48 | }} | |
49 | ||
50 | #endif |