95 lines
2 KiB
Rust
95 lines
2 KiB
Rust
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use std::io::Error as IoError;
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use std::error::Error as StdError;
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use std::str::Utf8Error;
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use std::borrow::Cow;
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use std::fmt;
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use domain::resolv::error::Error as DNSError;
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use domain::bits::name::FromStrError;
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use native_tls::Error as TlsError;
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use xmpp_parsers::error::Error as ParsersError;
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use xmpp_parsers::sasl::DefinedCondition as SaslDefinedCondition;
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#[derive(Debug, Error)]
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pub enum Error {
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Io(IoError),
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Connection(ConnecterError),
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/// DNS label conversion error, no details available from module
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/// `idna`
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Idna,
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Domain(FromStrError),
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Protocol(ProtocolError),
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Auth(AuthError),
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Tls(TlsError),
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/// Shoud never happen
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InvalidState,
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}
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/// Causes for stream parsing errors
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#[derive(Debug, Error)]
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pub enum ParserError {
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/// Encoding error
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Utf8(Utf8Error),
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/// XML parse error
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Parse(ParseError),
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/// Illegal `</>`
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ShortTag,
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/// Required by `impl Decoder`
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IO(IoError),
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}
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impl From<ParserError> for Error {
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fn from(e: ParserError) -> Self {
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ProtocolError::Parser(e).into()
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}
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}
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/// XML parse error wrapper type
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#[derive(Debug)]
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pub struct ParseError(pub Cow<'static, str>);
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impl StdError for ParseError {
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fn description(&self) -> &str {
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self.0.as_ref()
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}
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fn cause(&self) -> Option<&StdError> {
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None
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}
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}
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impl fmt::Display for ParseError {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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write!(f, "{}", self.0)
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}
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}
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#[derive(Debug, Error)]
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pub enum ProtocolError {
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Parser(ParserError),
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#[error(non_std)]
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Parsers(ParsersError),
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NoTls,
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InvalidBindResponse,
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NoStreamNamespace,
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NoStreamId,
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InvalidToken,
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}
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#[derive(Debug, Error)]
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pub enum AuthError {
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/// No SASL mechanism available
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NoMechanism,
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#[error(no_from, non_std, msg_embedded)]
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Sasl(String),
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#[error(non_std)]
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Fail(SaslDefinedCondition),
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#[error(no_from)]
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ComponentFail,
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}
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#[derive(Debug, Error)]
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pub enum ConnecterError {
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NoSrv,
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AllFailed,
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DNS(DNSError),
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}
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