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52 lines
1.7 KiB
C++
52 lines
1.7 KiB
C++
/*=============================================================================
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Copyright (c) 2011 Thomas Heller
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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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#ifndef BOOST_PHOENIX_CORE_V2_EVAL_HPP
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#define BOOST_PHOENIX_CORE_V2_EVAL_HPP
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#include <boost/phoenix/core/limits.hpp>
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#include <boost/phoenix/core/environment.hpp>
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#include <boost/phoenix/core/is_actor.hpp>
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#include <boost/phoenix/core/meta_grammar.hpp>
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#include <boost/phoenix/core/terminal_fwd.hpp>
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#include <boost/phoenix/support/vector.hpp>
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#include <boost/proto/transform/fold.hpp>
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#include <boost/proto/transform/lazy.hpp>
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namespace boost { namespace phoenix
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{
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struct v2_eval
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: proto::callable
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{
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template <typename Sig>
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struct result;
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template <typename This, typename Eval, typename Env>
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struct result<This(Eval, Env)>
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: Eval::template result<typename proto::detail::uncvref<Env>::type>
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{};
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template <typename This, typename Eval, typename Env>
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struct result<This(Eval &, Env)>
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: Eval::template result<typename proto::detail::uncvref<Env>::type>
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{};
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template <typename This, typename Eval, typename Env>
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struct result<This(Eval const &, Env)>
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: Eval::template result<typename proto::detail::uncvref<Env>::type>
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{};
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template <typename Eval, typename Env>
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typename result<v2_eval(Eval const&, Env)>::type
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operator()(Eval const & e, Env const & env) const
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{
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return e.eval(env);
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}
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};
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}}
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#endif
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