52 lines
1.8 KiB
Plaintext
52 lines
1.8 KiB
Plaintext
|
/*=============================================================================
|
||
|
|
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
|