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Diffstat (limited to 'boost/parameter/aux_/pack/insert_tagged.hpp')
| -rw-r--r-- | boost/parameter/aux_/pack/insert_tagged.hpp | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/boost/parameter/aux_/pack/insert_tagged.hpp b/boost/parameter/aux_/pack/insert_tagged.hpp new file mode 100644 index 0000000000..bef47b14db --- /dev/null +++ b/boost/parameter/aux_/pack/insert_tagged.hpp @@ -0,0 +1,23 @@ +// Copyright David Abrahams, Daniel Wallin 2003. +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE_1_0.txt or copy at +// http://www.boost.org/LICENSE_1_0.txt) + +#ifndef BOOST_PARAMETER_AUX_PACK_INSERT_TAGGED_HPP +#define BOOST_PARAMETER_AUX_PACK_INSERT_TAGGED_HPP + +#include <boost/parameter/aux_/set.hpp> + +namespace boost { namespace parameter { namespace aux { + + // Inserts Tagged::key_type into the UserArgs set. + // Extra indirection to lazily evaluate Tagged::key_type. + template <typename UsedArgs, typename Tagged> + struct insert_tagged + : ::boost::parameter::aux::insert_<UsedArgs,typename Tagged::key_type> + { + }; +}}} // namespace boost::parameter::aux + +#endif // include guard + |