99 lines
2.3 KiB
Rust
99 lines
2.3 KiB
Rust
use err_derive::Error;
|
|
use std::io;
|
|
|
|
use log::error;
|
|
|
|
#[derive(Debug, Error)]
|
|
pub enum Error {
|
|
#[error(display = "IO error: {}", _0)]
|
|
Io(#[error(source)] io::Error),
|
|
|
|
#[error(display = "Messagepack encode error: {}", _0)]
|
|
RMPEncode(#[error(source)] rmp_serde::encode::Error),
|
|
#[error(display = "Messagepack decode error: {}", _0)]
|
|
RMPDecode(#[error(source)] rmp_serde::decode::Error),
|
|
|
|
#[error(display = "Tokio join error: {}", _0)]
|
|
TokioJoin(#[error(source)] tokio::task::JoinError),
|
|
|
|
#[error(display = "oneshot receive error: {}", _0)]
|
|
OneshotRecv(#[error(source)] tokio::sync::oneshot::error::RecvError),
|
|
|
|
#[error(display = "Handshake error: {}", _0)]
|
|
Handshake(#[error(source)] kuska_handshake::async_std::Error),
|
|
|
|
#[error(display = "UTF8 error: {}", _0)]
|
|
UTF8(#[error(source)] std::string::FromUtf8Error),
|
|
|
|
#[error(display = "{}", _0)]
|
|
Message(String),
|
|
|
|
#[error(display = "No handler / shutting down")]
|
|
NoHandler,
|
|
|
|
#[error(display = "Connection closed")]
|
|
ConnectionClosed,
|
|
|
|
#[error(display = "Remote error: {}", _0)]
|
|
Remote(String),
|
|
}
|
|
|
|
impl Error {
|
|
pub fn code(&self) -> u8 {
|
|
match self {
|
|
Self::Io(_) => 100,
|
|
Self::TokioJoin(_) => 110,
|
|
Self::OneshotRecv(_) => 111,
|
|
Self::RMPEncode(_) => 10,
|
|
Self::RMPDecode(_) => 11,
|
|
Self::UTF8(_) => 12,
|
|
Self::NoHandler => 20,
|
|
Self::ConnectionClosed => 21,
|
|
Self::Handshake(_) => 30,
|
|
Self::Remote(_) => 40,
|
|
Self::Message(_) => 99,
|
|
}
|
|
}
|
|
}
|
|
|
|
impl<T> From<tokio::sync::watch::error::SendError<T>> for Error {
|
|
fn from(_e: tokio::sync::watch::error::SendError<T>) -> Error {
|
|
Error::Message("Watch send error".into())
|
|
}
|
|
}
|
|
|
|
impl<T> From<tokio::sync::mpsc::error::SendError<T>> for Error {
|
|
fn from(_e: tokio::sync::mpsc::error::SendError<T>) -> Error {
|
|
Error::Message("MPSC send error".into())
|
|
}
|
|
}
|
|
|
|
/// Ths trait adds a `.log_err()` method on `Result<(), E>` types,
|
|
/// which dismisses the error by logging it to stderr.
|
|
pub trait LogError {
|
|
fn log_err(self, msg: &'static str);
|
|
}
|
|
|
|
impl<E> LogError for Result<(), E>
|
|
where
|
|
E: Into<Error>,
|
|
{
|
|
fn log_err(self, msg: &'static str) {
|
|
if let Err(e) = self {
|
|
error!("Error: {}: {}", msg, Into::<Error>::into(e));
|
|
};
|
|
}
|
|
}
|
|
|
|
impl<E, T> LogError for Result<T, E>
|
|
where
|
|
T: LogError,
|
|
E: Into<Error>,
|
|
{
|
|
fn log_err(self, msg: &'static str) {
|
|
match self {
|
|
Err(e) => error!("Error: {}: {}", msg, Into::<Error>::into(e)),
|
|
Ok(x) => x.log_err(msg),
|
|
}
|
|
}
|
|
}
|