From: eric_at_[hidden]
Date: 2008-05-19 01:51:28
Author: eric_niebler
Date: 2008-05-19 01:51:27 EDT (Mon, 19 May 2008)
New Revision: 45525
URL: http://svn.boost.org/trac/boost/changeset/45525
Log:
add throw_() and throw_(e)
Added:
branches/proto/v4/boost/phoenix/statement/throw.hpp (contents, props changed)
Added: branches/proto/v4/boost/phoenix/statement/throw.hpp
==============================================================================
--- (empty file)
+++ branches/proto/v4/boost/phoenix/statement/throw.hpp 2008-05-19 01:51:27 EDT (Mon, 19 May 2008)
@@ -0,0 +1,59 @@
+/*=============================================================================
+ 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 BOOST_PHOENIX_THROW_HPP_EAN_2008_05_18
+#define BOOST_PHOENIX_THROW_HPP_EAN_2008_05_18
+
+#include <boost/phoenix/core/actor.hpp>
+
+namespace boost { namespace phoenix
+{
+ namespace detail
+ {
+ struct throw_fun
+ {
+ typedef void result_type;
+
+ void operator()() const
+ {
+ throw;
+ }
+
+ template<typename Exception>
+ void operator()(Exception const &exception) const
+ {
+ throw exception;
+ }
+ };
+
+ typedef actor<proto::terminal<throw_fun>::type> throw_type;
+ throw_type const throw_ = {{{}}};
+ }
+
+ ////////////////////////////////////////////////////////////////////////////////////////////////
+ actor<proto::function<detail::throw_type>::type> const
+ throw_()
+ {
+ actor<proto::function<detail::throw_type>::type> that = {{detail::throw_}};
+ return that;
+ }
+
+ ////////////////////////////////////////////////////////////////////////////////////////////////
+ template<typename Expr>
+ typename proto::result_of::make_expr<
+ proto::tag::function
+ , detail::domain
+ , detail::throw_type
+ , Expr const &
+ >::type const
+ throw_(Expr const &expr)
+ {
+ return proto::implicit_expr(detail::throw_, expr);
+ }
+
+}}
+
+#endif