///////////////////////////////////////////////////////////////////////////////
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// icase.hpp
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//
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// Copyright 2008 Eric Niebler. Distributed under the Boost
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// Software License, Version 1.0. (See accompanying file
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// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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#ifndef BOOST_XPRESSIVE_DETAIL_CORE_ICASE_HPP_EAN_10_04_2005
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#define BOOST_XPRESSIVE_DETAIL_CORE_ICASE_HPP_EAN_10_04_2005
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#include <boost/xpressive/detail/detail_fwd.hpp>
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#include <boost/xpressive/regex_constants.hpp>
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#include <boost/xpressive/detail/static/modifier.hpp>
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#include <boost/xpressive/detail/core/linker.hpp>
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#include <boost/xpressive/detail/utility/ignore_unused.hpp>
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namespace boost { namespace xpressive { namespace regex_constants
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{
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///////////////////////////////////////////////////////////////////////////////
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/// \brief Makes a sub-expression case-insensitive.
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///
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/// Use icase() to make a sub-expression case-insensitive. For instance,
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/// "foo" >> icase(set['b'] >> "ar") will match "foo" exactly followed by
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/// "bar" irrespective of case.
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detail::modifier_op<detail::icase_modifier> const icase = {{}, regex_constants::icase_};
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} // namespace regex_constants
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using regex_constants::icase;
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namespace detail
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{
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inline void ignore_unused_icase()
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{
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detail::ignore_unused(icase);
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}
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}
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}} // namespace boost::xpressive
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#endif
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