文件操作 - v2_eval.hpp
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文件: /usr/include/boost/phoenix/core/v2_eval.hpp
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/*============================================================================= Copyright (c) 2011 Thomas Heller 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_PHOENIX_CORE_V2_EVAL_HPP #define BOOST_PHOENIX_CORE_V2_EVAL_HPP #include <boost/phoenix/core/limits.hpp> #include <boost/phoenix/core/environment.hpp> #include <boost/phoenix/core/is_actor.hpp> #include <boost/phoenix/core/meta_grammar.hpp> #include <boost/phoenix/core/terminal_fwd.hpp> #include <boost/phoenix/support/vector.hpp> #include <boost/proto/transform/fold.hpp> #include <boost/proto/transform/lazy.hpp> namespace boost { namespace phoenix { struct v2_eval : proto::callable { template <typename Sig> struct result; template <typename This, typename Eval, typename Env> struct result<This(Eval, Env)> : Eval::template result<typename proto::detail::uncvref<Env>::type> {}; template <typename This, typename Eval, typename Env> struct result<This(Eval &, Env)> : Eval::template result<typename proto::detail::uncvref<Env>::type> {}; template <typename This, typename Eval, typename Env> struct result<This(Eval const &, Env)> : Eval::template result<typename proto::detail::uncvref<Env>::type> {}; template <typename Eval, typename Env> typename result<v2_eval(Eval const&, Env)>::type operator()(Eval const & e, Env const & env) const { return e.eval(env); } }; }} #endif
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