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/*
* This file is part of the Advance project.
*
* Copyright (C) 2002 Andrea Mazzoleni
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __EXCEPT_H
#define __EXCEPT_H
#include <string>
#include <iostream>
#include <sstream>
#include <iomanip>
class error {
std::string function;
std::string file;
unsigned line;
std::string desc;
public:
error() : line(0)
{
}
error(const char* Afunction, const char* Afile, unsigned Aline) : function(Afunction), file(Afile), line(Aline)
{
}
const std::string& desc_get() const
{
return desc;
}
const std::string& function_get() const
{
return function;
}
const std::string& file_get() const
{
return file;
}
unsigned line_get() const
{
return line;
}
error& operator<<(const char* A)
{
desc += A;
return *this;
}
error& operator<<(const std::string& A)
{
desc += A;
return *this;
}
error& operator<<(const unsigned A)
{
std::ostringstream s;
s << A /* << " (" << std::hex << A << "h)" */ ;
desc += s.str();
return *this;
}
};
class error_invalid : public error {
public:
error_invalid() : error()
{
}
error_invalid& operator<<(const char* A)
{
error::operator<<(A);
return *this;
}
error_invalid& operator<<(const std::string& A)
{
error::operator<<(A);
return *this;
}
error_invalid& operator<<(const unsigned A)
{
error::operator<<(A);
return *this;
}
};
class error_unsupported : public error {
public:
error_unsupported() : error()
{
}
error_unsupported& operator<<(const char* A)
{
error::operator<<(A);
return *this;
}
error_unsupported& operator<<(const std::string& A)
{
error::operator<<(A);
return *this;
}
error_unsupported& operator<<(const unsigned A)
{
error::operator<<(A);
return *this;
}
};
#define error() \
error(__PRETTY_FUNCTION__, __FILE__, __LINE__)
static inline std::ostream& operator<<(std::ostream& os, const error& e)
{
os << e.desc_get();
if (e.function_get().length() || e.file_get().length() || e.line_get())
os << " [at " << e.function_get() << ":" << e.file_get() << ":" << e.line_get() << "]";
return os;
}
#endif
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