1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
use core::fmt::{self, Display};
use core::str::FromStr;
use Weekday::*;
use crate::error;
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub enum Weekday {
#[allow(clippy::missing_docs_in_private_items)]
Monday,
#[allow(clippy::missing_docs_in_private_items)]
Tuesday,
#[allow(clippy::missing_docs_in_private_items)]
Wednesday,
#[allow(clippy::missing_docs_in_private_items)]
Thursday,
#[allow(clippy::missing_docs_in_private_items)]
Friday,
#[allow(clippy::missing_docs_in_private_items)]
Saturday,
#[allow(clippy::missing_docs_in_private_items)]
Sunday,
}
impl Weekday {
pub const fn previous(self) -> Self {
match self {
Monday => Sunday,
Tuesday => Monday,
Wednesday => Tuesday,
Thursday => Wednesday,
Friday => Thursday,
Saturday => Friday,
Sunday => Saturday,
}
}
pub const fn next(self) -> Self {
match self {
Monday => Tuesday,
Tuesday => Wednesday,
Wednesday => Thursday,
Thursday => Friday,
Friday => Saturday,
Saturday => Sunday,
Sunday => Monday,
}
}
#[doc(alias = "iso_weekday_number")]
pub const fn number_from_monday(self) -> u8 {
self.number_days_from_monday() + 1
}
pub const fn number_from_sunday(self) -> u8 {
self.number_days_from_sunday() + 1
}
pub const fn number_days_from_monday(self) -> u8 {
self as _
}
pub const fn number_days_from_sunday(self) -> u8 {
match self {
Monday => 1,
Tuesday => 2,
Wednesday => 3,
Thursday => 4,
Friday => 5,
Saturday => 6,
Sunday => 0,
}
}
}
impl Display for Weekday {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
f.write_str(match self {
Monday => "Monday",
Tuesday => "Tuesday",
Wednesday => "Wednesday",
Thursday => "Thursday",
Friday => "Friday",
Saturday => "Saturday",
Sunday => "Sunday",
})
}
}
impl FromStr for Weekday {
type Err = error::InvalidVariant;
fn from_str(s: &str) -> Result<Self, Self::Err> {
match s {
"Monday" => Ok(Monday),
"Tuesday" => Ok(Tuesday),
"Wednesday" => Ok(Wednesday),
"Thursday" => Ok(Thursday),
"Friday" => Ok(Friday),
"Saturday" => Ok(Saturday),
"Sunday" => Ok(Sunday),
_ => Err(error::InvalidVariant),
}
}
}