summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat (limited to '3rdParty/Boost/src/boost/spirit/home/phoenix/core/composite.hpp')
-rw-r--r--3rdParty/Boost/src/boost/spirit/home/phoenix/core/composite.hpp96
1 files changed, 96 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/spirit/home/phoenix/core/composite.hpp b/3rdParty/Boost/src/boost/spirit/home/phoenix/core/composite.hpp
new file mode 100644
index 0000000..283bdc2
--- /dev/null
+++ b/3rdParty/Boost/src/boost/spirit/home/phoenix/core/composite.hpp
@@ -0,0 +1,96 @@
+/*=============================================================================
+ 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 PHOENIX_CORE_COMPOSITE_HPP
+#define PHOENIX_CORE_COMPOSITE_HPP
+
+#include <boost/spirit/home/phoenix/core/actor.hpp>
+#include <boost/spirit/home/phoenix/core/is_actor.hpp>
+#include <boost/fusion/include/vector.hpp>
+#include <boost/fusion/include/at.hpp>
+#include <boost/fusion/include/size.hpp>
+#include <boost/fusion/include/mpl.hpp>
+#include <boost/mpl/fold.hpp>
+#include <boost/mpl/bool.hpp>
+#include <boost/mpl/or.hpp>
+
+namespace boost { namespace phoenix
+{
+ namespace detail
+ {
+ template <int N>
+ struct composite_eval;
+
+ struct compute_no_nullary
+ {
+ template <typename State, typename T>
+ struct apply
+ {
+ typedef typename
+ mpl::or_<typename T::no_nullary, State>::type
+ type;
+ };
+ };
+ }
+
+ template <typename EvalPolicy, typename EvalTuple>
+ struct composite : EvalTuple
+ {
+ typedef EvalTuple base_type;
+ typedef composite<EvalPolicy, EvalTuple> self_type;
+ typedef EvalPolicy eval_policy_type;
+
+ typedef typename
+ mpl::fold<
+ EvalTuple
+ , mpl::false_
+ , detail::compute_no_nullary
+ >::type
+ no_nullary;
+
+ template <typename Env>
+ struct result
+ {
+ typedef
+ typename detail::composite_eval<
+ fusion::result_of::size<base_type>::value>::
+ template result<self_type, Env>::type
+ type;
+ };
+
+ composite()
+ : base_type() {}
+
+ composite(base_type const& base)
+ : base_type(base) {}
+
+ template <typename U0>
+ composite(U0& _0)
+ : base_type(_0) {}
+
+ template <typename U0, typename U1>
+ composite(U0& _0, U1& _1)
+ : base_type(_0, _1) {}
+
+ template <typename Env>
+ typename result<Env>::type
+ eval(Env const& env) const
+ {
+ typedef typename result<Env>::type return_type;
+ return detail::
+ composite_eval<fusion::result_of::size<base_type>::value>::template
+ call<return_type>(*this, env);
+ }
+
+ // Bring in the rest of the constructors
+ #include <boost/spirit/home/phoenix/core/detail/composite.hpp>
+ };
+
+ // Bring in the detail::composite_eval<0..N> definitions
+ #include <boost/spirit/home/phoenix/core/detail/composite_eval.hpp>
+}}
+
+#endif