try.hh

00001 // This file is a part of Aurelia.
00002 // Copyright (C) 2010  Valentin David
00003 // Copyright (C) 2010  University of Bergen
00004 //
00005 // This program is free software: you can redistribute it and/or modify
00006 // it under the terms of the GNU General Public License as published by
00007 // the Free Software Foundation, either version 3 of the License, or
00008 // (at your option) any later version.
00009 //
00010 // This program is distributed in the hope that it will be useful,
00011 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00012 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00013 // GNU General Public License for more details.
00014 //
00015 // You should have received a copy of the GNU General Public License
00016 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
00017 #ifndef __TRY_HH
00018 # define __TRY_HH
00019 
00020 # include "id.hh"
00021 # include "choice.hh"
00022 # include "../strategies.hh"
00023 
00024 namespace aurelia {
00025 
00029   template <typename Strat>
00030   auto try_(const Strat& s) -> decltype(s+id) {
00031     return s+id;
00032   }
00033 
00034 }
00035 
00036 #endif