Chris@16
|
1 // ----------------------------------------------------------------------------
|
Chris@16
|
2 // boost/format/exceptions.hpp
|
Chris@16
|
3 // ----------------------------------------------------------------------------
|
Chris@16
|
4
|
Chris@16
|
5 // Copyright Samuel Krempp 2003.
|
Chris@16
|
6 //
|
Chris@16
|
7 // Distributed under the Boost Software License, Version 1.0.
|
Chris@16
|
8 // (See accompanying file LICENSE_1_0.txt or copy at
|
Chris@16
|
9 // http://www.boost.org/LICENSE_1_0.txt)
|
Chris@16
|
10 //
|
Chris@16
|
11 //
|
Chris@16
|
12 // See http://www.boost.org/libs/format/ for library home page
|
Chris@16
|
13
|
Chris@16
|
14 // ----------------------------------------------------------------------------
|
Chris@16
|
15
|
Chris@16
|
16 #ifndef BOOST_FORMAT_EXCEPTIONS_HPP
|
Chris@16
|
17 #define BOOST_FORMAT_EXCEPTIONS_HPP
|
Chris@16
|
18
|
Chris@16
|
19
|
Chris@16
|
20 #include <stdexcept>
|
Chris@16
|
21
|
Chris@16
|
22
|
Chris@16
|
23 namespace boost {
|
Chris@16
|
24
|
Chris@16
|
25 namespace io {
|
Chris@16
|
26
|
Chris@16
|
27 // **** exceptions -----------------------------------------------
|
Chris@16
|
28
|
Chris@16
|
29 class format_error : public std::exception
|
Chris@16
|
30 {
|
Chris@16
|
31 public:
|
Chris@16
|
32 format_error() {}
|
Chris@16
|
33 virtual const char *what() const throw() {
|
Chris@16
|
34 return "boost::format_error: "
|
Chris@16
|
35 "format generic failure";
|
Chris@16
|
36 }
|
Chris@16
|
37 };
|
Chris@16
|
38
|
Chris@16
|
39 class bad_format_string : public format_error
|
Chris@16
|
40 {
|
Chris@16
|
41 std::size_t pos_, next_;
|
Chris@16
|
42 public:
|
Chris@16
|
43 bad_format_string(std::size_t pos, std::size_t size)
|
Chris@16
|
44 : pos_(pos), next_(size) {}
|
Chris@16
|
45 std::size_t get_pos() const { return pos_; }
|
Chris@16
|
46 std::size_t get_next() const { return next_; }
|
Chris@16
|
47 virtual const char *what() const throw() {
|
Chris@16
|
48 return "boost::bad_format_string: format-string is ill-formed";
|
Chris@16
|
49 }
|
Chris@16
|
50 };
|
Chris@16
|
51
|
Chris@16
|
52 class too_few_args : public format_error
|
Chris@16
|
53 {
|
Chris@16
|
54 std::size_t cur_, expected_;
|
Chris@16
|
55 public:
|
Chris@16
|
56 too_few_args(std::size_t cur, std::size_t expected)
|
Chris@16
|
57 : cur_(cur), expected_(expected) {}
|
Chris@16
|
58 std::size_t get_cur() const { return cur_; }
|
Chris@16
|
59 std::size_t get_expected() const { return expected_; }
|
Chris@16
|
60 virtual const char *what() const throw() {
|
Chris@16
|
61 return "boost::too_few_args: "
|
Chris@16
|
62 "format-string referred to more arguments than were passed";
|
Chris@16
|
63 }
|
Chris@16
|
64 };
|
Chris@16
|
65
|
Chris@16
|
66 class too_many_args : public format_error
|
Chris@16
|
67 {
|
Chris@16
|
68 std::size_t cur_, expected_;
|
Chris@16
|
69 public:
|
Chris@16
|
70 too_many_args(std::size_t cur, std::size_t expected)
|
Chris@16
|
71 : cur_(cur), expected_(expected) {}
|
Chris@16
|
72 std::size_t get_cur() const { return cur_; }
|
Chris@16
|
73 std::size_t get_expected() const { return expected_; }
|
Chris@16
|
74 virtual const char *what() const throw() {
|
Chris@16
|
75 return "boost::too_many_args: "
|
Chris@16
|
76 "format-string referred to less arguments than were passed";
|
Chris@16
|
77 }
|
Chris@16
|
78 };
|
Chris@16
|
79
|
Chris@16
|
80
|
Chris@16
|
81 class out_of_range : public format_error
|
Chris@16
|
82 {
|
Chris@16
|
83 int index_, beg_, end_; // range is [ beg, end [
|
Chris@16
|
84 public:
|
Chris@16
|
85 out_of_range(int index, int beg, int end)
|
Chris@16
|
86 : index_(index), beg_(beg), end_(end) {}
|
Chris@16
|
87 int get_index() const { return index_; }
|
Chris@16
|
88 int get_beg() const { return beg_; }
|
Chris@16
|
89 int get_end() const { return end_; }
|
Chris@16
|
90 virtual const char *what() const throw() {
|
Chris@16
|
91 return "boost::out_of_range: "
|
Chris@16
|
92 "tried to refer to an argument (or item) number which"
|
Chris@16
|
93 " is out of range, according to the format string";
|
Chris@16
|
94 }
|
Chris@16
|
95 };
|
Chris@16
|
96
|
Chris@16
|
97
|
Chris@16
|
98 } // namespace io
|
Chris@16
|
99
|
Chris@16
|
100 } // namespace boost
|
Chris@16
|
101
|
Chris@16
|
102
|
Chris@16
|
103 #endif // BOOST_FORMAT_EXCEPTIONS_HPP
|