/** \file
 * \brief Implementation of std::ostream operator for ReturnType
 *
 * \author Ivo Hedtke
 *
 * \par License:
 * This file is part of the Open Graph Drawing Framework (OGDF).
 *
 * \par
 * Copyright (C)<br>
 * See README.md in the OGDF root directory for details.
 *
 * \par
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * Version 2 or 3 as published by the Free Software Foundation;
 * see the file LICENSE.txt included in the packaging of this file
 * for details.
 *
 * \par
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * \par
 * You should have received a copy of the GNU General Public
 * License along with this program; if not, see
 * http://www.gnu.org/copyleft/gpl.html
 */

#include <ogdf/basic/Module.h>

#include <ostream>

namespace ogdf {

std::ostream& operator<<(std::ostream& os, const Module::ReturnType& r) {
	switch (r) {
	case Module::ReturnType::Feasible:
		os << "Feasible";
		break;
	case Module::ReturnType::Optimal:
		os << "Optimal";
		break;
	case Module::ReturnType::NoFeasibleSolution:
		os << "NoFeasibleSolution";
		break;
	case Module::ReturnType::TimeoutFeasible:
		os << "TimeoutFeasible";
		break;
	case Module::ReturnType::TimeoutInfeasible:
		os << "TimeoutInfeasible";
		break;
	case Module::ReturnType::Error:
		os << "Error";
		break;
	}
	return os;
}

}
