1// Copyright David Abrahams, Daniel Wallin 2003.
2// Distributed under the Boost Software License, Version 1.0.
3// (See accompanying file LICENSE_1_0.txt or copy at
4// http://www.boost.org/LICENSE_1_0.txt)
5
6#ifndef BOOST_PARAMETER_AUX_PACK_TAG_KEYWORD_ARG_HPP
7#define BOOST_PARAMETER_AUX_PACK_TAG_KEYWORD_ARG_HPP
8
9#include <boost/parameter/aux_/tag.hpp>
10#include <boost/parameter/config.hpp>
11
12namespace boost { namespace parameter { namespace aux {
13
14 struct tag_keyword_arg
15 {
16 template <typename K, typename T>
17 struct apply
18 {
19 typedef typename ::boost::parameter::aux::tag<K,T>::type type;
20 };
21
22#if defined(BOOST_PARAMETER_CAN_USE_MP11)
23 template <typename K, typename T>
24 using fn = typename ::boost::parameter::aux::tag<K,T>::type;
25#endif
26 };
27}}} // namespace boost::parameter::aux
28
29#endif // include guard
30
31

source code of boost/libs/parameter/include/boost/parameter/aux_/pack/tag_keyword_arg.hpp