1 | /* |
2 | Copyright 2019 Glen Joseph Fernandes |
3 | (glenjofe@gmail.com) |
4 | |
5 | Distributed under the Boost Software License, Version 1.0. |
6 | (http://www.boost.org/LICENSE_1_0.txt) |
7 | */ |
8 | #ifndef BOOST_CORE_NVP_HPP |
9 | #define BOOST_CORE_NVP_HPP |
10 | |
11 | #include <boost/core/addressof.hpp> |
12 | #include <boost/config.hpp> |
13 | |
14 | namespace boost { |
15 | namespace serialization { |
16 | |
17 | template<class T> |
18 | class nvp { |
19 | public: |
20 | nvp(const char* n, T& v) BOOST_NOEXCEPT |
21 | : n_(n) |
22 | , v_(boost::addressof(v)) { } |
23 | |
24 | const char* name() const BOOST_NOEXCEPT { |
25 | return n_; |
26 | } |
27 | |
28 | T& value() const BOOST_NOEXCEPT { |
29 | return *v_; |
30 | } |
31 | |
32 | const T& const_value() const BOOST_NOEXCEPT { |
33 | return *v_; |
34 | } |
35 | |
36 | private: |
37 | const char* n_; |
38 | T* v_; |
39 | }; |
40 | |
41 | template<class T> |
42 | inline const nvp<T> |
43 | make_nvp(const char* n, T& v) BOOST_NOEXCEPT |
44 | { |
45 | return nvp<T>(n, v); |
46 | } |
47 | |
48 | } /* serialization */ |
49 | |
50 | using serialization::nvp; |
51 | using serialization::make_nvp; |
52 | |
53 | } /* boost */ |
54 | |
55 | #define BOOST_NVP(v) boost::make_nvp(BOOST_STRINGIZE(v), v) |
56 | |
57 | #endif |
58 | |