time/error/
try_from_parsed.rs

1//! Error converting a [`Parsed`](crate::parsing::Parsed) struct to another type
2
3use core::fmt;
4
5use crate::error;
6
7/// An error that occurred when converting a [`Parsed`](crate::parsing::Parsed) to another type.
8#[non_exhaustive]
9#[allow(variant_size_differences, reason = "only triggers on some platforms")]
10#[derive(Debug, Clone, Copy, PartialEq, Eq)]
11pub enum TryFromParsed {
12    /// The [`Parsed`](crate::parsing::Parsed) did not include enough information to construct the
13    /// type.
14    InsufficientInformation,
15    /// Some component contained an invalid value for the type.
16    ComponentRange(error::ComponentRange),
17}
18
19impl fmt::Display for TryFromParsed {
20    #[inline]
21    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
22        match self {
23            Self::InsufficientInformation => f.write_str(
24                "the `Parsed` struct did not include enough information to construct the type",
25            ),
26            Self::ComponentRange(err) => err.fmt(f),
27        }
28    }
29}
30
31impl From<error::ComponentRange> for TryFromParsed {
32    #[inline]
33    fn from(v: error::ComponentRange) -> Self {
34        Self::ComponentRange(v)
35    }
36}
37
38impl TryFrom<TryFromParsed> for error::ComponentRange {
39    type Error = error::DifferentVariant;
40
41    #[inline]
42    fn try_from(err: TryFromParsed) -> Result<Self, Self::Error> {
43        match err {
44            TryFromParsed::ComponentRange(err) => Ok(err),
45            _ => Err(error::DifferentVariant),
46        }
47    }
48}
49
50impl core::error::Error for TryFromParsed {
51    #[inline]
52    fn source(&self) -> Option<&(dyn core::error::Error + 'static)> {
53        match self {
54            Self::InsufficientInformation => None,
55            Self::ComponentRange(err) => Some(err),
56        }
57    }
58}
59
60impl From<TryFromParsed> for crate::Error {
61    #[inline]
62    fn from(original: TryFromParsed) -> Self {
63        Self::TryFromParsed(original)
64    }
65}
66
67impl TryFrom<crate::Error> for TryFromParsed {
68    type Error = error::DifferentVariant;
69
70    #[inline]
71    fn try_from(err: crate::Error) -> Result<Self, Self::Error> {
72        match err {
73            crate::Error::TryFromParsed(err) => Ok(err),
74            _ => Err(error::DifferentVariant),
75        }
76    }
77}
time/error/try_from_parsed.rs

time/error/
try_from_parsed.rs
