1use std::{fmt, io, result};
2
3use crate::{CompCode, DecompCode};
4
5pub type Result<T> = result::Result<T, Error>;
6
7#[derive(Debug)]
8pub enum Error {
9 Io(io::Error),
10
11 CompressionError(CompCode),
13
14 DecompressionError(DecompCode),
16
17 Other((Option<isize>, String)),
19}
20
21impl From<Error> for io::Error {
22 fn from(err: Error) -> io::Error {
23 io::Error::new(io::ErrorKind::Other, err)
24 }
25}
26
27impl From<io::Error> for Error {
28 fn from(err: io::Error) -> Error {
29 Error::Io(err)
30 }
31}
32
33impl std::error::Error for Error {}
34
35impl fmt::Display for Error {
36 fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
37 match self {
39 Error::Io(err) => write!(f, "{err}"),
40 Error::Other((exit_code, msg)) => write!(f, "{msg} (Exit code: {exit_code:?})"),
41 _ => write!(f, "{self:?}"),
42 }
43 }
44}