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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/iterator/deref.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/iterator/deref.hpp')
-rw-r--r-- | 3rdParty/Boost/src/boost/fusion/iterator/deref.hpp | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/fusion/iterator/deref.hpp b/3rdParty/Boost/src/boost/fusion/iterator/deref.hpp new file mode 100644 index 0000000..5b01e65 --- /dev/null +++ b/3rdParty/Boost/src/boost/fusion/iterator/deref.hpp @@ -0,0 +1,72 @@ +/*============================================================================= + Copyright (c) 2001-2011 Joel de Guzman + + 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_DEREF_05042005_1019) +#define FUSION_DEREF_05042005_1019 + +#include <boost/fusion/support/iterator_base.hpp> +#include <boost/fusion/support/tag_of.hpp> + +namespace boost { namespace fusion +{ + // Special tags: + struct iterator_facade_tag; // iterator facade tag + struct boost_array_iterator_tag; // boost::array iterator tag + struct mpl_iterator_tag; // mpl sequence iterator tag + struct std_pair_iterator_tag; // std::pair iterator tag + + namespace extension + { + template <typename Tag> + struct deref_impl + { + template <typename Iterator> + struct apply {}; + }; + + template <> + struct deref_impl<iterator_facade_tag> + { + template <typename Iterator> + struct apply : Iterator::template deref<Iterator> {}; + }; + + template <> + struct deref_impl<boost_array_iterator_tag>; + + template <> + struct deref_impl<mpl_iterator_tag>; + + template <> + struct deref_impl<std_pair_iterator_tag>; + } + + namespace result_of + { + template <typename Iterator> + struct deref + : extension::deref_impl<typename detail::tag_of<Iterator>::type>:: + template apply<Iterator> + {}; + } + + template <typename Iterator> + typename result_of::deref<Iterator>::type + deref(Iterator const& i) + { + typedef result_of::deref<Iterator> deref_meta; + return deref_meta::call(i); + } + + template <typename Iterator> + typename result_of::deref<Iterator>::type + operator*(iterator_base<Iterator> const& i) + { + return fusion::deref(i.cast()); + } +}} + +#endif |