sd-switch 0.6.3

A systemd unit reload/restart utility for Home Manager
Documentation 
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

use std::{
    error, fmt, io,
    path::{Path, PathBuf},
};

use crate::systemd;

#[derive(Debug)]
#[non_exhaustive]
pub enum Error {
    ZBus(zbus::Error),
    IniParse(PathBuf, systemd::ini::ParseError),
    Io(io::Error),
    SdSwitch(String),
}

impl fmt::Display for Error {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        match self {
            Error::ZBus(ref err) => err.fmt(f),
            Error::Io(ref err) => err.fmt(f),
            Error::IniParse(path, ref err) => write!(f, "{}: {}", path.display(), err),
            Error::SdSwitch(ref err) => err.fmt(f),
        }
    }
}

impl error::Error for Error {
    fn source(&self) -> Option<&(dyn error::Error + 'static)> {
        match self {
            Error::ZBus(err) => err.source(),
            Error::Io(err) => err.source(),
            Error::IniParse(_, err) => err.source(),
            Error::SdSwitch(_) => None,
        }
    }
}

impl From<zbus::Error> for Error {
    fn from(err: zbus::Error) -> Self {
        Error::ZBus(err)
    }
}

impl From<io::Error> for Error {
    fn from(err: io::Error) -> Self {
        Error::Io(err)
    }
}

impl Error {
    pub fn from_ini(path: &Path, err: systemd::ini::ParseError) -> Error {
        Error::IniParse(path.to_path_buf(), err)
    }
}