1// -*- C++ -*-
2//===----------------------------------------------------------------------===//
3//
4// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5// See https://llvm.org/LICENSE.txt for license information.
6// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7//
8//===----------------------------------------------------------------------===//
9
10#ifndef _LIBCPP___CHRONO_MONTH_WEEKDAY_H
11#define _LIBCPP___CHRONO_MONTH_WEEKDAY_H
12
13#include <__chrono/month.h>
14#include <__chrono/weekday.h>
15#include <__config>
16#include <__cstddef/size_t.h>
17#include <__functional/hash.h>
18
19#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
20# pragma GCC system_header
21#endif
22
23#if _LIBCPP_STD_VER >= 20
24
25_LIBCPP_BEGIN_NAMESPACE_STD
26
27namespace chrono {
28
29class month_weekday {
30private:
31 chrono::month __m_;
32 chrono::weekday_indexed __wdi_;
33
34public:
35 _LIBCPP_HIDE_FROM_ABI constexpr month_weekday(const chrono::month& __mval,
36 const chrono::weekday_indexed& __wdival) noexcept
37 : __m_{__mval}, __wdi_{__wdival} {}
38 [[nodiscard]] _LIBCPP_HIDE_FROM_ABI inline constexpr chrono::month month() const noexcept { return __m_; }
39 [[nodiscard]] _LIBCPP_HIDE_FROM_ABI inline constexpr chrono::weekday_indexed weekday_indexed() const noexcept {
40 return __wdi_;
41 }
42 [[nodiscard]] _LIBCPP_HIDE_FROM_ABI inline constexpr bool ok() const noexcept { return __m_.ok() && __wdi_.ok(); }
43};
44
45_LIBCPP_HIDE_FROM_ABI inline constexpr bool
46operator==(const month_weekday& __lhs, const month_weekday& __rhs) noexcept {
47 return __lhs.month() == __rhs.month() && __lhs.weekday_indexed() == __rhs.weekday_indexed();
48}
49
50[[nodiscard]] _LIBCPP_HIDE_FROM_ABI inline constexpr month_weekday
51operator/(const month& __lhs, const weekday_indexed& __rhs) noexcept {
52 return month_weekday{__lhs, __rhs};
53}
54
55[[nodiscard]] _LIBCPP_HIDE_FROM_ABI inline constexpr month_weekday
56operator/(int __lhs, const weekday_indexed& __rhs) noexcept {
57 return month_weekday{month(__lhs), __rhs};
58}
59
60[[nodiscard]] _LIBCPP_HIDE_FROM_ABI inline constexpr month_weekday
61operator/(const weekday_indexed& __lhs, const month& __rhs) noexcept {
62 return month_weekday{__rhs, __lhs};
63}
64
65[[nodiscard]] _LIBCPP_HIDE_FROM_ABI inline constexpr month_weekday
66operator/(const weekday_indexed& __lhs, int __rhs) noexcept {
67 return month_weekday{month(__rhs), __lhs};
68}
69
70class month_weekday_last {
71 chrono::month __m_;
72 chrono::weekday_last __wdl_;
73
74public:
75 _LIBCPP_HIDE_FROM_ABI constexpr month_weekday_last(const chrono::month& __mval,
76 const chrono::weekday_last& __wdlval) noexcept
77 : __m_{__mval}, __wdl_{__wdlval} {}
78 [[nodiscard]] _LIBCPP_HIDE_FROM_ABI inline constexpr chrono::month month() const noexcept { return __m_; }
79 [[nodiscard]] _LIBCPP_HIDE_FROM_ABI inline constexpr chrono::weekday_last weekday_last() const noexcept {
80 return __wdl_;
81 }
82 [[nodiscard]] _LIBCPP_HIDE_FROM_ABI inline constexpr bool ok() const noexcept { return __m_.ok() && __wdl_.ok(); }
83};
84
85_LIBCPP_HIDE_FROM_ABI inline constexpr bool
86operator==(const month_weekday_last& __lhs, const month_weekday_last& __rhs) noexcept {
87 return __lhs.month() == __rhs.month() && __lhs.weekday_last() == __rhs.weekday_last();
88}
89
90[[nodiscard]] _LIBCPP_HIDE_FROM_ABI inline constexpr month_weekday_last
91operator/(const month& __lhs, const weekday_last& __rhs) noexcept {
92 return month_weekday_last{__lhs, __rhs};
93}
94
95[[nodiscard]] _LIBCPP_HIDE_FROM_ABI inline constexpr month_weekday_last
96operator/(int __lhs, const weekday_last& __rhs) noexcept {
97 return month_weekday_last{month(__lhs), __rhs};
98}
99
100[[nodiscard]] _LIBCPP_HIDE_FROM_ABI inline constexpr month_weekday_last
101operator/(const weekday_last& __lhs, const month& __rhs) noexcept {
102 return month_weekday_last{__rhs, __lhs};
103}
104
105[[nodiscard]] _LIBCPP_HIDE_FROM_ABI inline constexpr month_weekday_last
106operator/(const weekday_last& __lhs, int __rhs) noexcept {
107 return month_weekday_last{month(__rhs), __lhs};
108}
109} // namespace chrono
110
111# if _LIBCPP_STD_VER >= 26
112
113template <>
114struct hash<chrono::month_weekday> {
115 [[nodiscard]] _LIBCPP_HIDE_FROM_ABI static size_t operator()(const chrono::month_weekday& __mw) noexcept {
116 return std::__hash_combine(
117 hash<chrono::month>{}(__mw.month()), hash<chrono::weekday_indexed>{}(__mw.weekday_indexed()));
118 }
119};
120
121template <>
122struct hash<chrono::month_weekday_last> {
123 [[nodiscard]] _LIBCPP_HIDE_FROM_ABI static size_t operator()(const chrono::month_weekday_last& __mwl) noexcept {
124 return std::__hash_combine(
125 hash<chrono::month>{}(__mwl.month()), hash<chrono::weekday_last>{}(__mwl.weekday_last()));
126 }
127};
128
129# endif // _LIBCPP_STD_VER >= 26
130
131_LIBCPP_END_NAMESPACE_STD
132
133#endif // _LIBCPP_STD_VER >= 20
134
135#endif // _LIBCPP___CHRONO_MONTH_WEEKDAY_H
136