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1 | #ifndef BOOST_METAPARSE_V1_ERROR_UNPAIRED_HPP |
2 | #define BOOST_METAPARSE_V1_ERROR_UNPAIRED_HPP | |
3 | ||
4 | // Copyright Abel Sinkovics (abel@sinkovics.hu) 2015. | |
5 | // Distributed under the Boost Software License, Version 1.0. | |
6 | // (See accompanying file LICENSE_1_0.txt or copy at | |
7 | // http://www.boost.org/LICENSE_1_0.txt) | |
8 | ||
9 | #include <boost/mpl/vector.hpp> | |
10 | ||
11 | #include <iostream> | |
12 | #include <string> | |
13 | #include <sstream> | |
14 | ||
15 | namespace boost | |
16 | { | |
17 | namespace metaparse | |
18 | { | |
19 | namespace v1 | |
20 | { | |
21 | namespace error | |
22 | { | |
23 | template <int Line, int Col, class Msg = boost::mpl::na> | |
24 | struct unpaired | |
25 | { | |
26 | typedef unpaired type; | |
27 | ||
28 | static std::string get_value() | |
29 | { | |
30 | std::ostringstream s; | |
31 | s << Msg::get_value() << " (see " << Line << ":" << Col << ")"; | |
32 | return s.str(); | |
33 | } | |
34 | }; | |
35 | ||
36 | template <int Line, int Col> | |
37 | struct unpaired<Line, Col, boost::mpl::na> | |
38 | { | |
39 | typedef unpaired type; | |
40 | ||
41 | template <class Msg = boost::mpl::na> | |
42 | struct apply : unpaired<Line, Col, Msg> {}; | |
43 | }; | |
44 | } | |
45 | } | |
46 | } | |
47 | } | |
48 | ||
49 | #endif | |
50 |