| 1 | #ifndef GREG_DAY_HPP___ |
|---|---|
| 2 | #define GREG_DAY_HPP___ |
| 3 | |
| 4 | /* Copyright (c) 2002,2003,2020 CrystalClear Software, Inc. |
| 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 | |
| 12 | #include <boost/date_time/constrained_value.hpp> |
| 13 | #include <boost/date_time/compiler_config.hpp> |
| 14 | #include <stdexcept> |
| 15 | #include <string> |
| 16 | |
| 17 | namespace boost { |
| 18 | namespace gregorian { |
| 19 | |
| 20 | //! Exception type for gregorian day of month (1..31) |
| 21 | struct BOOST_SYMBOL_VISIBLE bad_day_of_month : public std::out_of_range |
| 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 | */ |
| 43 | class BOOST_SYMBOL_VISIBLE greg_day : public greg_day_rep { |
| 44 | public: |
| 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_;} |
| 48 | private: |
| 49 | |
| 50 | }; |
| 51 | |
| 52 | |
| 53 | |
| 54 | } } //namespace gregorian |
| 55 | |
| 56 | |
| 57 | |
| 58 | #endif |
| 59 |