1 
2 //  (C) Copyright Edward Diener 2011-2015
3 //  Use, modification and distribution are subject to the Boost Software License,
4 //  Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
5 //  http://www.boost.org/LICENSE_1_0.txt).
6 
7 #if !defined(BOOST_VMD_DETAIL_IS_NUMBER_HPP)
8 #define BOOST_VMD_DETAIL_IS_NUMBER_HPP
9 
10 #include <boost/preprocessor/control/iif.hpp>
11 #include <boost/vmd/identity.hpp>
12 #include <boost/vmd/detail/equal_type.hpp>
13 #include <boost/vmd/detail/identifier_type.hpp>
14 #include <boost/vmd/detail/is_identifier.hpp>
15 #include <boost/vmd/detail/number_registration.hpp>
16 
17 #define BOOST_VMD_DETAIL_IS_NUMBER_TYPE(vseq) \
18     BOOST_VMD_DETAIL_EQUAL_TYPE \
19         ( \
20         BOOST_VMD_TYPE_NUMBER, \
21         BOOST_VMD_DETAIL_IDENTIFIER_TYPE(vseq) \
22         ) \
23 /**/
24 
25 #define BOOST_VMD_DETAIL_IS_NUMBER(vseq) \
26     BOOST_VMD_IDENTITY_RESULT \
27         ( \
28         BOOST_PP_IIF \
29             ( \
30             BOOST_VMD_DETAIL_IS_IDENTIFIER_SINGLE(vseq), \
31             BOOST_VMD_DETAIL_IS_NUMBER_TYPE, \
32             BOOST_VMD_IDENTITY(0) \
33             ) \
34         (vseq) \
35         ) \
36 /**/
37 
38 #endif /* BOOST_VMD_DETAIL_IS_NUMBER_HPP */
39