lix/boost/format/exceptions.hpp
2003-06-27 13:41:42 +00:00

97 lines
2.2 KiB
C++

// -*- C++ -*-
// Boost general library 'format' ---------------------------
// See http://www.boost.org for updates, documentation, and revision history.
// (C) Samuel Krempp 2001
// krempp@crans.ens-cachan.fr
// Permission to copy, use, modify, sell and
// distribute this software is granted provided this copyright notice appears
// in all copies. This software is provided "as is" without express or implied
// warranty, and with no claim as to its suitability for any purpose.
// ideas taken from Rüdiger Loos's format class
// and Karl Nelson's ofstream (also took its parsing code as basis for printf parsing)
// ------------------------------------------------------------------------------
// exceptions.hpp
// ------------------------------------------------------------------------------
#ifndef BOOST_FORMAT_EXCEPTIONS_HPP
#define BOOST_FORMAT_EXCEPTIONS_HPP
#include <stdexcept>
namespace boost {
namespace io {
// **** exceptions -----------------------------------------------
class format_error : public std::exception
{
public:
format_error() {}
virtual const char *what() const throw()
{
return "boost::format_error: "
"format generic failure";
}
};
class bad_format_string : public format_error
{
public:
bad_format_string() {}
virtual const char *what() const throw()
{
return "boost::bad_format_string: "
"format-string is ill-formed";
}
};
class too_few_args : public format_error
{
public:
too_few_args() {}
virtual const char *what() const throw()
{
return "boost::too_few_args: "
"format-string refered to more arguments than were passed";
}
};
class too_many_args : public format_error
{
public:
too_many_args() {}
virtual const char *what() const throw()
{
return "boost::too_many_args: "
"format-string refered to less arguments than were passed";
}
};
class out_of_range : public format_error
{
public:
out_of_range() {}
virtual const char *what() const throw()
{
return "boost::out_of_range: "
"tried to refer to an argument (or item) number which is out of range, "
"according to the format string.";
}
};
} // namespace io
} // namespace boost
#endif // BOOST_FORMAT_EXCEPTIONS_HPP