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40 lines
1.1 KiB
40 lines
1.1 KiB
/*============================================================================= |
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Copyright (c) 2001-2011 Joel de Guzman |
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Copyright (c) 2005-2006 Dan Marsden |
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Distributed under the Boost Software License, Version 1.0. (See accompanying |
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
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==============================================================================*/ |
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#if !defined(BOOST_FUSION_AT_IMPL_31122005_1642) |
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#define BOOST_FUSION_AT_IMPL_31122005_1642 |
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#include <boost/mpl/at.hpp> |
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namespace boost { namespace fusion |
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{ |
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struct mpl_sequence_tag; |
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namespace extension |
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{ |
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template<typename Tag> |
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struct at_impl; |
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template <> |
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struct at_impl<mpl_sequence_tag> |
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{ |
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template <typename Sequence, typename N> |
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struct apply |
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{ |
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typedef typename mpl::at<Sequence, N>::type type; |
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static type |
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call(Sequence) |
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{ |
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return type(); |
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} |
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}; |
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}; |
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} |
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}} |
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#endif
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