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/*=============================================================================
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_NVIEW_SIZE_IMPL_OCT_06_2009_0525PM)
#define FUSION_NVIEW_SIZE_IMPL_OCT_06_2009_0525PM
#include <boost/fusion/support/config.hpp>
#include <boost/fusion/iterator/distance.hpp>
#include <boost/fusion/sequence/intrinsic/begin.hpp>
#include <boost/fusion/sequence/intrinsic/end.hpp>
namespace boost { namespace fusion
{
struct nview_tag;
namespace extension
{
template <typename Tag>
struct size_impl;
template <>
struct size_impl<nview_tag>
{
template <typename Sequence>
struct apply
: result_of::distance<
typename result_of::begin<Sequence>::type
, typename result_of::end<Sequence>::type>
{};
};
}
}}
#endif
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