| /*============================================================================= |
| Copyright (c) 2001-2006 Joel de Guzman |
| Copyright (c) 2007 Dan Marsden |
| |
| 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) |
| ==============================================================================*/ |
| #if !defined(BOOST_FUSION_NONE_07062005_1128) |
| #define BOOST_FUSION_NONE_07062005_1128 |
| |
| #include <boost/fusion/algorithm/query/any.hpp> |
| |
| namespace boost { namespace fusion |
| { |
| namespace result_of |
| { |
| template <typename Sequence, typename F> |
| struct none |
| { |
| typedef bool type; |
| }; |
| } |
| |
| template <typename Sequence, typename F> |
| inline bool |
| none(Sequence const& seq, F f) |
| { |
| return !fusion::any(seq, f); |
| } |
| }} |
| |
| #endif |
| |