| 1 | #ifndef GREG_YEAR_HPP___ |
|---|---|
| 2 | #define GREG_YEAR_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/compiler_config.hpp> |
| 13 | #include <boost/date_time/constrained_value.hpp> |
| 14 | #include <stdexcept> |
| 15 | #include <string> |
| 16 | |
| 17 | namespace boost { |
| 18 | namespace gregorian { |
| 19 | |
| 20 | //! Exception type for gregorian year |
| 21 | struct BOOST_SYMBOL_VISIBLE bad_year : public std::out_of_range |
| 22 | { |
| 23 | bad_year() : |
| 24 | std::out_of_range(std::string("Year is out of valid range: 1400..9999")) |
| 25 | {} |
| 26 | }; |
| 27 | //! Policy class that declares error handling gregorian year type |
| 28 | typedef CV::simple_exception_policy<unsigned short, 1400, 9999, bad_year> greg_year_policies; |
| 29 | |
| 30 | //! Generated representation for gregorian year |
| 31 | typedef CV::constrained_value<greg_year_policies> greg_year_rep; |
| 32 | |
| 33 | //! Represent a year (range 1400 - 9999) |
| 34 | /*! This small class allows for simple conversion an integer value into |
| 35 | a year for the gregorian calendar. This currently only allows a |
| 36 | range of 1400 to 9999. Both ends of the range are a bit arbitrary |
| 37 | at the moment, but they are the limits of current testing of the |
| 38 | library. As such they may be increased in the future. |
| 39 | */ |
| 40 | class BOOST_SYMBOL_VISIBLE greg_year : public greg_year_rep { |
| 41 | public: |
| 42 | BOOST_CXX14_CONSTEXPR greg_year(value_type year) : greg_year_rep(year) {} |
| 43 | BOOST_CXX14_CONSTEXPR operator value_type() const {return value_;} |
| 44 | }; |
| 45 | |
| 46 | |
| 47 | |
| 48 | } } //namespace gregorian |
| 49 | |
| 50 | |
| 51 | |
| 52 | #endif |
| 53 |