40 lines
1.2 KiB
Plaintext
40 lines
1.2 KiB
Plaintext
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/*=============================================================================
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Copyright (c) 2001-2011 Joel de Guzman
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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(FUSION_SIZE_IMPL_09232005_1058)
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#define FUSION_SIZE_IMPL_09232005_1058
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#include <boost/fusion/support/config.hpp>
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#include <boost/fusion/iterator/distance.hpp>
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#include <boost/fusion/sequence/intrinsic/begin.hpp>
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#include <boost/fusion/sequence/intrinsic/end.hpp>
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namespace boost { namespace fusion
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{
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struct filter_view_tag;
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namespace extension
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{
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template <typename Tag>
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struct size_impl;
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template <>
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struct size_impl<filter_view_tag>
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{
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template <typename Sequence>
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struct apply
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: result_of::distance<
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typename result_of::begin<Sequence>::type
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, typename result_of::end<Sequence>::type>
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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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