1use std::error::Error;
2use std::fmt;
3use std::io::Error as IoError;
4
5#[derive(Debug)]
6pub enum MpqError {
7 NoHeader,
8 IoError(IoError),
9 UnsupportedVersion,
10 Corrupted,
11 FileNotFound,
12 UnsupportedCompression { kind: String },
13}
14
15impl fmt::Display for MpqError {
16 fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
17 match self {
18 MpqError::NoHeader => write!(f, "No header found"),
19 MpqError::IoError(err) => write!(f, "IO Error: {err}"),
20 MpqError::UnsupportedVersion => write!(f, "Unsupported MPQ version"),
21 MpqError::Corrupted => write!(f, "Corrupted archive"),
22 MpqError::FileNotFound => write!(f, "File not found"),
23 MpqError::UnsupportedCompression { kind } => {
24 write!(f, "Compression type unsupported: {kind}")
25 }
26 }
27 }
28}
29
30impl Error for MpqError {
31 fn source(&self) -> Option<&(dyn Error + 'static)> {
32 match self {
33 MpqError::IoError(err) => Some(err),
34 _ => None,
35 }
36 }
37}
38
39impl From<IoError> for MpqError {
40 fn from(err: IoError) -> Self {
41 MpqError::IoError(err)
42 }
43}