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Diffstat (limited to '3rdParty/Boost/src/boost/spirit/home/phoenix/operator/detail/unary_eval.hpp')
| -rw-r--r-- | 3rdParty/Boost/src/boost/spirit/home/phoenix/operator/detail/unary_eval.hpp | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/spirit/home/phoenix/operator/detail/unary_eval.hpp b/3rdParty/Boost/src/boost/spirit/home/phoenix/operator/detail/unary_eval.hpp new file mode 100644 index 0000000..501f6df --- /dev/null +++ b/3rdParty/Boost/src/boost/spirit/home/phoenix/operator/detail/unary_eval.hpp @@ -0,0 +1,40 @@ +/*============================================================================= + 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_OPERATOR_DETAIL_UNARY_EVAL_HPP +#define PHOENIX_OPERATOR_DETAIL_UNARY_EVAL_HPP + +#include <boost/mpl/eval_if.hpp> +#include <boost/spirit/home/phoenix/core/compose.hpp> + +#define PHOENIX_UNARY_EVAL(eval_name, op_result, expr) \ + struct eval_name \ + { \ + template <typename Env, typename A0> \ + struct result \ + { \ + typedef typename A0::template result<Env>::type x_type; \ + \ + typedef typename \ + mpl::eval_if< \ + is_actor<x_type> \ + , re_curry<eval_name, x_type> \ + , op_result<x_type> \ + >::type \ + type; \ + }; \ + \ + template <typename RT, typename Env, typename A0> \ + static RT \ + eval(Env const& env, A0& a0) \ + { \ + return expr; \ + } \ + }; + +#endif + + |