59 lines
1.5 KiB
Rust
59 lines
1.5 KiB
Rust
use err_derive::Error;
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use std::io;
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use log::error;
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#[derive(Debug, Error)]
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pub enum Error {
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#[error(display = "IO error: {}", _0)]
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Io(#[error(source)] io::Error),
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#[error(display = "Messagepack encode error: {}", _0)]
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RMPEncode(#[error(source)] rmp_serde::encode::Error),
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#[error(display = "Messagepack decode error: {}", _0)]
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RMPDecode(#[error(source)] rmp_serde::decode::Error),
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#[error(display = "Tokio join error: {}", _0)]
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TokioJoin(#[error(source)] tokio::task::JoinError),
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#[error(display = "oneshot receive error: {}", _0)]
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OneshotRecv(#[error(source)] tokio::sync::oneshot::error::RecvError),
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#[error(display = "Handshake error: {}", _0)]
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Handshake(#[error(source)] kuska_handshake::async_std::Error),
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#[error(display = "{}", _0)]
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Message(String),
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#[error(display = "Remote error: {}", _0)]
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Remote(String),
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}
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impl<T> From<tokio::sync::watch::error::SendError<T>> for Error {
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fn from(_e: tokio::sync::watch::error::SendError<T>) -> Error {
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Error::Message(format!("Watch send error"))
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}
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}
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impl<T> From<tokio::sync::mpsc::error::SendError<T>> for Error {
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fn from(_e: tokio::sync::mpsc::error::SendError<T>) -> Error {
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Error::Message(format!("MPSC send error"))
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}
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}
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/// Ths trait adds a `.log_err()` method on `Result<(), E>` types,
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/// which dismisses the error by logging it to stderr.
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pub trait LogError {
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fn log_err(self, msg: &'static str);
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}
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impl<E> LogError for Result<(), E>
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where
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E: Into<Error>,
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{
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fn log_err(self, msg: &'static str) {
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if let Err(e) = self {
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error!("Error: {}: {}", msg, Into::<Error>::into(e));
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};
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}
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}
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