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author | Kevin Smith <git@kismith.co.uk> | 2013-01-12 18:41:34 (GMT) |
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committer | Swift Review <review@swift.im> | 2013-01-13 10:36:26 (GMT) |
commit | f3bc816af1b0d61452de973963e453bf3b3f95a2 (patch) | |
tree | e895f8afa3580e6cff6f5ad2017d45bf147a17c2 /3rdParty/Boost/src/boost/fusion/sequence/intrinsic/value_at_key.hpp | |
parent | 188fc285c6555eadd3c9d50ab8a94adcade78d89 (diff) | |
download | swift-f3bc816af1b0d61452de973963e453bf3b3f95a2.zip swift-f3bc816af1b0d61452de973963e453bf3b3f95a2.tar.bz2 |
Adding in the spirit Boost stuff
Change-Id: I4f127ce61667243b64081b0aa309028d5077045f
Diffstat (limited to '3rdParty/Boost/src/boost/fusion/sequence/intrinsic/value_at_key.hpp')
-rw-r--r-- | 3rdParty/Boost/src/boost/fusion/sequence/intrinsic/value_at_key.hpp | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/fusion/sequence/intrinsic/value_at_key.hpp b/3rdParty/Boost/src/boost/fusion/sequence/intrinsic/value_at_key.hpp new file mode 100644 index 0000000..23d34ee --- /dev/null +++ b/3rdParty/Boost/src/boost/fusion/sequence/intrinsic/value_at_key.hpp @@ -0,0 +1,66 @@ +/*============================================================================= + Copyright (c) 2001-2011 Joel de Guzman + Copyright (c) 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_VALUE_AT_KEY_05052005_0229) +#define FUSION_VALUE_AT_KEY_05052005_0229 + +#include <boost/mpl/int.hpp> +#include <boost/fusion/sequence/intrinsic_fwd.hpp> +#include <boost/fusion/iterator/value_of_data.hpp> +#include <boost/fusion/algorithm/query/find.hpp> +#include <boost/fusion/support/tag_of.hpp> + +namespace boost { namespace fusion +{ + // Special tags: + struct sequence_facade_tag; + struct boost_array_tag; // boost::array tag + struct mpl_sequence_tag; // mpl sequence tag + struct std_pair_tag; // std::pair tag + + namespace extension + { + template <typename Tag> + struct value_at_key_impl + { + template <typename Seq, typename Key> + struct apply + : result_of::value_of_data< + typename result_of::find<Seq, Key>::type + > + {}; + }; + + template <> + struct value_at_key_impl<sequence_facade_tag> + { + template <typename Sequence, typename Key> + struct apply : Sequence::template value_at_key<Sequence, Key> {}; + }; + + template <> + struct value_at_key_impl<boost_array_tag>; + + template <> + struct value_at_key_impl<mpl_sequence_tag>; + + template <> + struct value_at_key_impl<std_pair_tag>; + } + + namespace result_of + { + template <typename Sequence, typename N> + struct value_at_key + : extension::value_at_key_impl<typename detail::tag_of<Sequence>::type>:: + template apply<Sequence, N> + {}; + } +}} + +#endif + |