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1 | #ifndef GREG_DAY_HPP___ |
2 | #define GREG_DAY_HPP___ | |
3 | ||
f67539c2 | 4 | /* Copyright (c) 2002,2003,2020 CrystalClear Software, Inc. |
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5 | * Use, modification and distribution is subject to the |
6 | * Boost Software License, Version 1.0. (See accompanying | |
7 | * file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt) | |
8 | * Author: Jeff Garland | |
9 | * $Date$ | |
10 | */ | |
11 | ||
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12 | #include <boost/date_time/constrained_value.hpp> |
13 | #include <boost/date_time/compiler_config.hpp> | |
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14 | #include <stdexcept> |
15 | #include <string> | |
16 | ||
17 | namespace boost { | |
18 | namespace gregorian { | |
19 | ||
20 | //! Exception type for gregorian day of month (1..31) | |
b32b8144 | 21 | struct BOOST_SYMBOL_VISIBLE bad_day_of_month : public std::out_of_range |
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22 | { |
23 | bad_day_of_month() : | |
24 | std::out_of_range(std::string("Day of month value is out of range 1..31")) | |
25 | {} | |
26 | //! Allow other classes to throw with unique string for bad day like Feb 29 | |
27 | bad_day_of_month(const std::string& s) : | |
28 | std::out_of_range(s) | |
29 | {} | |
30 | }; | |
31 | //! Policy class that declares error handling and day of month ranges | |
32 | typedef CV::simple_exception_policy<unsigned short, 1, 31, bad_day_of_month> greg_day_policies; | |
33 | ||
34 | //! Generated represetation for gregorian day of month | |
35 | typedef CV::constrained_value<greg_day_policies> greg_day_rep; | |
36 | ||
37 | //! Represent a day of the month (range 1 - 31) | |
38 | /*! This small class allows for simple conversion an integer value into | |
39 | a day of the month for a standard gregorian calendar. The type | |
40 | is automatically range checked so values outside of the range 1-31 | |
41 | will cause a bad_day_of_month exception | |
42 | */ | |
b32b8144 | 43 | class BOOST_SYMBOL_VISIBLE greg_day : public greg_day_rep { |
7c673cae | 44 | public: |
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45 | BOOST_CXX14_CONSTEXPR greg_day(value_type day_of_month) : greg_day_rep(day_of_month) {} |
46 | BOOST_CXX14_CONSTEXPR value_type as_number() const {return value_;} | |
47 | BOOST_CXX14_CONSTEXPR operator value_type() const {return value_;} | |
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48 | private: |
49 | ||
50 | }; | |
51 | ||
52 | ||
53 | ||
54 | } } //namespace gregorian | |
55 | ||
56 | ||
57 | ||
58 | #endif |