wa_rs_binary/
error.rs

1use std::fmt;
2
3use crate::jid::JidError;
4
5#[derive(Debug)]
6pub enum BinaryError {
7    Io(std::io::Error),
8    InvalidToken(u8),
9    InvalidNode,
10    NonStringKey,
11    AttrParse(String),
12    MissingAttr(String),
13    InvalidUtf8(std::str::Utf8Error),
14    Zlib(String),
15    Jid(JidError),
16    UnexpectedEof,
17    EmptyData,
18    LeftoverData(usize),
19    AttrList(Vec<BinaryError>),
20}
21
22impl fmt::Display for BinaryError {
23    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
24        match self {
25            BinaryError::Io(e) => write!(f, "I/O error: {e}"),
26            BinaryError::InvalidToken(t) => write!(f, "Invalid token read from stream: {t}"),
27            BinaryError::InvalidNode => write!(f, "Invalid node format"),
28            BinaryError::NonStringKey => write!(f, "Attribute key was not a string"),
29            BinaryError::AttrParse(s) => write!(f, "Attribute parsing failed: {s}"),
30            BinaryError::MissingAttr(s) => write!(f, "Missing required attribute: {s}"),
31            BinaryError::InvalidUtf8(e) => write!(f, "Data is not valid UTF-8: {e}"),
32            BinaryError::Zlib(s) => write!(f, "Zlib decompression error: {s}"),
33            BinaryError::Jid(e) => write!(f, "JID parsing error: {e}"),
34            BinaryError::UnexpectedEof => write!(f, "Unexpected end of binary data"),
35            BinaryError::EmptyData => write!(f, "Received empty data where payload was expected"),
36            BinaryError::LeftoverData(n) => write!(f, "Leftover data after decoding: {n} bytes"),
37            BinaryError::AttrList(list) => write!(f, "Multiple attribute parsing errors: {list:?}"),
38        }
39    }
40}
41
42impl std::error::Error for BinaryError {
43    fn source(&self) -> Option<&(dyn std::error::Error + 'static)> {
44        match self {
45            BinaryError::Io(e) => Some(e),
46            BinaryError::InvalidUtf8(e) => Some(e),
47            BinaryError::Jid(e) => Some(e),
48            _ => None,
49        }
50    }
51}
52
53impl From<std::io::Error> for BinaryError {
54    fn from(err: std::io::Error) -> Self {
55        BinaryError::Io(err)
56    }
57}
58impl From<std::str::Utf8Error> for BinaryError {
59    fn from(err: std::str::Utf8Error) -> Self {
60        BinaryError::InvalidUtf8(err)
61    }
62}
63impl From<JidError> for BinaryError {
64    fn from(err: JidError) -> Self {
65        BinaryError::Jid(err)
66    }
67}
68impl Clone for BinaryError {
69    fn clone(&self) -> Self {
70        match self {
71            BinaryError::Io(e) => BinaryError::Io(std::io::Error::new(e.kind(), e.to_string())),
72            BinaryError::InvalidToken(u) => BinaryError::InvalidToken(*u),
73            BinaryError::InvalidNode => BinaryError::InvalidNode,
74            BinaryError::NonStringKey => BinaryError::NonStringKey,
75            BinaryError::AttrParse(s) => BinaryError::AttrParse(s.clone()),
76            BinaryError::MissingAttr(s) => BinaryError::MissingAttr(s.clone()),
77            BinaryError::InvalidUtf8(e) => BinaryError::InvalidUtf8(*e),
78            BinaryError::Zlib(s) => BinaryError::Zlib(s.clone()),
79            BinaryError::Jid(e) => BinaryError::Jid(JidError::InvalidFormat(e.to_string())),
80            BinaryError::UnexpectedEof => BinaryError::UnexpectedEof,
81            BinaryError::EmptyData => BinaryError::EmptyData,
82            BinaryError::LeftoverData(n) => BinaryError::LeftoverData(*n),
83            BinaryError::AttrList(list) => BinaryError::AttrList(list.clone()),
84        }
85    }
86}
87
88pub type Result<T> = std::result::Result<T, BinaryError>;
wa_rs_binary/error.rs

wa_rs_binary/
error.rs
