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Diffstat (limited to 'boost/fusion/container/map/detail/cpp03/convert_impl.hpp')
-rw-r--r-- | boost/fusion/container/map/detail/cpp03/convert_impl.hpp | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/boost/fusion/container/map/detail/cpp03/convert_impl.hpp b/boost/fusion/container/map/detail/cpp03/convert_impl.hpp new file mode 100644 index 0000000000..14a821e879 --- /dev/null +++ b/boost/fusion/container/map/detail/cpp03/convert_impl.hpp @@ -0,0 +1,54 @@ +/*============================================================================= + Copyright (c) 2001-2011 Joel de Guzman + Copyright (c) 2005-2006 Dan Marsden + + 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) +==============================================================================*/ +#if !defined(FUSION_CONVERT_IMPL_09232005_1340) +#define FUSION_CONVERT_IMPL_09232005_1340 + +#include <boost/fusion/support/config.hpp> +#include <boost/fusion/container/map/detail/cpp03/as_map.hpp> +#include <boost/fusion/container/map/detail/cpp03/map.hpp> +#include <boost/fusion/sequence/intrinsic/begin.hpp> +#include <boost/fusion/sequence/intrinsic/size.hpp> + +namespace boost { namespace fusion +{ + struct map_tag; + + namespace extension + { + template <typename T> + struct convert_impl; + + template <> + struct convert_impl<map_tag> + { + template <typename Sequence> + struct apply + { + typedef typename + detail::as_map< + result_of::size<Sequence>::value + , is_base_of< + associative_tag + , typename traits::category_of<Sequence>::type>::value + > + gen; + typedef typename gen:: + template apply<typename result_of::begin<Sequence>::type>::type + type; + + BOOST_FUSION_GPU_ENABLED + static type call(Sequence& seq) + { + return gen::call(fusion::begin(seq)); + } + }; + }; + } +}} + +#endif |