diff options
Diffstat (limited to '3rdParty/Boost/src/boost/fusion/container/vector/detail/deref_impl.hpp')
-rw-r--r-- | 3rdParty/Boost/src/boost/fusion/container/vector/detail/deref_impl.hpp | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/fusion/container/vector/detail/deref_impl.hpp b/3rdParty/Boost/src/boost/fusion/container/vector/detail/deref_impl.hpp new file mode 100644 index 0000000..8c5fb94 --- /dev/null +++ b/3rdParty/Boost/src/boost/fusion/container/vector/detail/deref_impl.hpp @@ -0,0 +1,54 @@ +/*============================================================================= + 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_IMPL_05042005_1037) +#define FUSION_DEREF_IMPL_05042005_1037 + +#include <boost/mpl/at.hpp> +#include <boost/fusion/support/detail/access.hpp> +#include <boost/type_traits/is_const.hpp> +#include <boost/mpl/if.hpp> + +namespace boost { namespace fusion +{ + struct vector_iterator_tag; + + namespace extension + { + template <typename Tag> + struct deref_impl; + + template <> + struct deref_impl<vector_iterator_tag> + { + template <typename Iterator> + struct apply + { + typedef typename Iterator::vector vector; + typedef typename Iterator::index index; + typedef typename mpl::at< + typename vector::types, index>::type + element; + + typedef typename + mpl::if_< + is_const<vector> + , typename fusion::detail::cref_result<element>::type + , typename fusion::detail::ref_result<element>::type + >::type + type; + + static type + call(Iterator const& i) + { + return i.vec.at_impl(index()); + } + }; + }; + } +}} + +#endif |