src/FormatExceptions.h

   1 #ifndef UTIL_FORMAT_EXCEPTIONS_H
   2 #define UTIL_FORMAT_EXCEPTIONS_H
   3
   4 #include <stdexcept>
   5
   6 namespace util {
   7         class format_error : public std::exception {
   8         public:
   9           format_error() {}
  10           virtual const char *what() const throw() {
  11                 return "Format::format_error: format generic failure";
  12           }
  13         };
  14
  15         class bad_format_string : public format_error {
  16         public:
  17           bad_format_string() {}
  18           virtual const char *what() const throw() {
  19                 return "Format::bad_format_string: format-string is ill-formed";
  20           }
  21         };
  22
  23         class too_few_args : public format_error {
  24         public:
  25           too_few_args() {}
  26           virtual const char *what() const throw() {
  27
  28                 return "Format::too_few_args: format-string refered to more arguments than were passed";
  29
  30           }
  31
  32         };
  33
  34         class too_many_args : public format_error {
  35         public:
  36           too_many_args() {}
  37           virtual const char *what() const throw() {
  38                 return "Format::too_many_args: format-string refered to less arguments than were passed";
  39           }
  40         };
  41
  42         class  out_of_range : public format_error {
  43         public:
  44           out_of_range() {}
  45           virtual const char *what() const throw() {
  46                 return "Format::out_of_range: "
  47                   "tried to refer to an argument (or item) number which is out of range, "
  48                   "according to the format string.";
  49           }
  50         };
  51 }
  52 #endif