debug.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 __DEBUG_HH
00018 # define __DEBUG_HH
00019 
00020 # include <iostream>
00021 
00022 namespace aurelia {
00023 
00026   struct debug_strategy {
00027   private: std::string s;
00028   public: debug_strategy(const std::string& s): s(s) {}
00029     template <typename T>
00030     T operator()(const T& term) const {
00031       std::cerr << s << term << std::endl;
00032       return term;
00033     }
00034   };
00035 
00040   debug_strategy debug(const std::string& s) {
00041     return debug_strategy(s);
00042   }
00043 
00044 }
00045 
00046 #endif