concept/is_concept.hh

00001 // This file is a part of Catsfoot.
00002 // Copyright (C) 2011  Uni Research
00003 //
00004 // This program is free software: you can redistribute it and/or modify
00005 // it under the terms of the GNU Lesser Public License as published by
00006 // the Free Software Foundation, either version 3 of the License, or
00007 // (at your option) any later version.
00008 //
00009 // This program is distributed in the hope that it will be useful,
00010 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00011 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012 // GNU Lesser Public License for more details.
00013 //
00014 // You should have received a copy of the GNU Lesser Public License
00015 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
00016 
00017 #ifndef IS_CONCEPT_HH
00018 # define IS_CONCEPT_HH
00019 
00020 # include <type_traits>
00021 
00022 namespace catsfoot {
00023 
00025   struct concept {};
00026 
00028   struct auto_concept {};
00029 
00032   template <typename T>
00033   struct is_auto_concept:
00034     public std::is_base_of<auto_concept, T> {
00035   };
00036 
00039   template <typename T>
00040   struct is_concept:
00041     public std::is_base_of<concept, T> {
00042   };
00043 
00044 }
00045 
00046 #endif