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///////////////////////////////////////////////////////////////////////////////
// sub_match_impl.hpp
//
// Copyright 2008 Eric Niebler. 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)
#ifndef BOOST_XPRESSIVE_DETAIL_CORE_SUB_MATCH_IMPL_HPP_EAN_10_04_2005
#define BOOST_XPRESSIVE_DETAIL_CORE_SUB_MATCH_IMPL_HPP_EAN_10_04_2005
// MS compatible compilers support #pragma once
#if defined(_MSC_VER)
# pragma once
#endif
#include <boost/xpressive/sub_match.hpp>
namespace boost { namespace xpressive { namespace detail
{
// TODO: sub_match_impl is a POD IFF BidiIter is POD. Pool allocation
// of them can be made more efficient if they are. Or maybe all they
// need is trivial constructor/destructor. (???)
///////////////////////////////////////////////////////////////////////////////
// sub_match_impl
//
template<typename BidiIter>
struct sub_match_impl
: sub_match<BidiIter>
{
unsigned int repeat_count_;
BidiIter begin_;
bool zero_width_;
sub_match_impl(BidiIter const &begin)
: sub_match<BidiIter>(begin, begin)
, repeat_count_(0)
, begin_(begin)
, zero_width_(false)
{
}
};
}}} // namespace boost::xpressive::detail
#endif