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Diffstat (limited to '3rdParty/Boost/src/boost/fusion/sequence/intrinsic/front.hpp')
-rw-r--r-- | 3rdParty/Boost/src/boost/fusion/sequence/intrinsic/front.hpp | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/fusion/sequence/intrinsic/front.hpp b/3rdParty/Boost/src/boost/fusion/sequence/intrinsic/front.hpp new file mode 100644 index 0000000..0e50e3c --- /dev/null +++ b/3rdParty/Boost/src/boost/fusion/sequence/intrinsic/front.hpp @@ -0,0 +1,42 @@ +/*============================================================================= + 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_FRONT_09162005_0343) +#define FUSION_FRONT_09162005_0343 + +#include <boost/fusion/sequence/intrinsic_fwd.hpp> +#include <boost/fusion/sequence/intrinsic/begin.hpp> +#include <boost/fusion/iterator/deref.hpp> +#include <boost/mpl/bool.hpp> + +namespace boost { namespace fusion +{ + struct fusion_sequence_tag; + + namespace result_of + { + template <typename Sequence> + struct front + : result_of::deref<typename result_of::begin<Sequence>::type> + {}; + } + + template <typename Sequence> + inline typename result_of::front<Sequence>::type + front(Sequence& seq) + { + return *fusion::begin(seq); + } + + template <typename Sequence> + inline typename result_of::front<Sequence const>::type + front(Sequence const& seq) + { + return *fusion::begin(seq); + } +}} + +#endif |