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Diffstat (limited to '3rdParty/Boost/src/boost/fusion/container/list/detail/empty_impl.hpp')
-rw-r--r-- | 3rdParty/Boost/src/boost/fusion/container/list/detail/empty_impl.hpp | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/fusion/container/list/detail/empty_impl.hpp b/3rdParty/Boost/src/boost/fusion/container/list/detail/empty_impl.hpp new file mode 100644 index 0000000..5c92c73 --- /dev/null +++ b/3rdParty/Boost/src/boost/fusion/container/list/detail/empty_impl.hpp @@ -0,0 +1,37 @@ +/*============================================================================= + Copyright (c) 2007 Tobias Schwinger + + 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(BOOST_FUSION_SEQUENCE_EMPTY_IMPL_HPP_INCLUDED) +#define BOOST_FUSION_SEQUENCE_EMPTY_IMPL_HPP_INCLUDED + +#include <boost/type_traits/is_convertible.hpp> + +namespace boost { namespace fusion +{ + struct cons_tag; + + struct nil; + + template <typename Car, typename Cdr> + struct cons; + + namespace extension + { + template <typename Tag> + struct empty_impl; + + template <> + struct empty_impl<cons_tag> + { + template <typename Sequence> + struct apply + : boost::is_convertible<Sequence, nil> + {}; + }; + } +}} + +#endif |