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
use core::fmt;
use crate::error;
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub struct ComponentRange {
pub(crate) name: &'static str,
pub(crate) minimum: i64,
pub(crate) maximum: i64,
pub(crate) value: i64,
pub(crate) conditional_range: bool,
}
impl ComponentRange {
pub const fn name(self) -> &'static str {
self.name
}
pub const fn is_conditional(self) -> bool {
self.conditional_range
}
}
impl fmt::Display for ComponentRange {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
write!(
f,
"{} must be in the range {}..={}",
self.name, self.minimum, self.maximum
)?;
if self.conditional_range {
f.write_str(", given values of other parameters")?;
}
Ok(())
}
}
impl From<ComponentRange> for crate::Error {
fn from(original: ComponentRange) -> Self {
Self::ComponentRange(original)
}
}
impl TryFrom<crate::Error> for ComponentRange {
type Error = error::DifferentVariant;
fn try_from(err: crate::Error) -> Result<Self, Self::Error> {
match err {
crate::Error::ComponentRange(err) => Ok(err),
_ => Err(error::DifferentVariant),
}
}
}
#[cfg(feature = "serde")]
impl serde::de::Expected for ComponentRange {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
write!(
f,
"a value in the range {}..={}",
self.minimum, self.maximum
)
}
}
#[cfg(feature = "serde")]
impl ComponentRange {
pub(crate) fn into_de_error<E: serde::de::Error>(self) -> E {
E::invalid_value(serde::de::Unexpected::Signed(self.value), &self)
}
}
#[cfg(feature = "std")]
impl std::error::Error for ComponentRange {}