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/*=============================================================================
Copyright (c) 2001-2007 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)
==============================================================================*/
#ifndef PHOENIX_OBJECT_CONST_CAST_HPP
#define PHOENIX_OBJECT_CONST_CAST_HPP
#include <boost/spirit/home/phoenix/core/compose.hpp>
namespace boost { namespace phoenix
{
namespace impl
{
template <typename T>
struct const_cast_eval
{
template <typename Env, typename U>
struct result
{
typedef T type;
};
template <typename RT, typename Env, typename U>
static RT
eval(Env const& env, U& obj)
{
return const_cast<RT>(obj.eval(env));
}
};
}
template <typename T, typename U>
inline actor<typename as_composite<impl::const_cast_eval<T>, U>::type>
const_cast_(U const& obj)
{
return compose<impl::const_cast_eval<T> >(obj);
}
}}
#endif
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