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/********************* -*- C++ -*- */
/** exception.h
** This file is part of the CVC4 prototype.
** Copyright (c) 2009 The Analysis of Computer Systems Group (ACSys)
** Courant Institute of Mathematical Sciences
** New York University
** See the file COPYING in the top-level source directory for licensing
** information.
**
** Exception class.
**/
#ifndef __CVC4_EXCEPTION_H
#define __CVC4_EXCEPTION_H
#include <string>
#include <iostream>
namespace CVC4 {
class Exception {
protected:
std::string d_msg;
public:
// Constructors
Exception(): d_msg("Unknown exception") { }
Exception(const std::string& msg): d_msg(msg) { }
Exception(const char* msg): d_msg(msg) { }
// Destructor
virtual ~Exception() { }
// NON-VIRTUAL METHODs for setting and printing the error message
void setMessage(const std::string& msg) { d_msg = msg; }
// Printing: feel free to redefine toString(). When inherited,
// it's recommended that this method print the type of exception
// before the actual message.
virtual std::string toString() const { return d_msg; }
// No need to overload operator<< for the inherited classes
friend std::ostream& operator<<(std::ostream& os, const Exception& e);
}; // end of class Exception
inline std::ostream& operator<<(std::ostream& os, const Exception& e) {
return os << e.toString();
}
}/* CVC4 namespace */
#endif /* __CVC4_EXCEPTION_H */
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