0b6a182c
 Hu Chunming
添加无鉴权注册和注销
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/*==============================================================================
Copyright (c) 2005-2007 Dan Marsden
Copyright (c) 2005-2010 Joel de Guzman
Copyright (c) 2010 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_STATEMENT_THROW_HPP
#define BOOST_PHOENIX_STATEMENT_THROW_HPP
#include <boost/phoenix/core/limits.hpp>
#include <boost/phoenix/core/actor.hpp>
#include <boost/phoenix/core/call.hpp>
#include <boost/phoenix/core/meta_grammar.hpp>
#include <boost/phoenix/core/expression.hpp>
#include <boost/phoenix/core/terminal.hpp>
#include <boost/phoenix/core/value.hpp>
namespace boost { namespace phoenix
{
namespace tag
{
struct throw_ {};
}
namespace expression
{
template <typename A>
struct throw_
: expr<tag::throw_, A>
{};
}
namespace rule
{
struct throw_
: expression::throw_<meta_grammar>
{};
}
template <typename Dummy>
struct meta_grammar::case_<tag::throw_, Dummy>
: enable_rule<rule::throw_, Dummy>
{};
struct throw_eval
{
typedef void result_type;
template <typename ThrowExpr, typename Context>
result_type
operator()(ThrowExpr const& throw_expr, Context const & ctx) const
{
throw boost::phoenix::eval(throw_expr, ctx);
}
};
template <typename Dummy>
struct default_actions::when<rule::throw_, Dummy>
: call<throw_eval>
{};
template <typename ThrowExpr>
inline
typename expression::throw_<ThrowExpr>::type const
throw_(ThrowExpr const& throw_expr)
{
return expression::throw_<ThrowExpr>::make(throw_expr);
}
namespace detail
{
struct rethrow {};
}
namespace expression
{
struct rethrow
: expression::value<detail::rethrow>
{};
}
template<typename Dummy>
struct is_custom_terminal<detail::rethrow, Dummy>
: mpl::true_
{};
template<typename Dummy>
struct custom_terminal<detail::rethrow, Dummy>
{
typedef void result_type;
//#ifndef BOOST_PHOENIX_NO_SPECIALIZE_CUSTOM_TERMINAL
typedef void _is_throw_custom_terminal; // fix for #7730
//#endif
template <typename Context>
void operator()(detail::rethrow, Context &) const
{
throw;
}
};
inline
expression::rethrow::type const
throw_()
{
return expression::rethrow::make(detail::rethrow());
}
}}
#endif
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