Last active
November 30, 2022 18:00
-
-
Save mkatychev/9791f77128b509e7a77e794b45de6ac0 to your computer and use it in GitHub Desktop.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
#[macro_export] | |
macro_rules! from_report { | |
(impl From<$from:path as $context:path> for $for:ident::$variant:ident) => { | |
impl From<$from> for $for { | |
fn from(e: $from) -> Self { | |
Self::$variant(error_stack::Report::new(e).change_context($context)) | |
} | |
} | |
}; | |
(impl From<$from:path> for $for:ident::$variant:ident) => { | |
impl From<error_stack::Report<$from>> for $for { | |
fn from(e: error_stack::Report<$from>) -> Self { | |
Self::$variant(e) | |
} | |
} | |
impl From<$from> for $for { | |
fn from(e: $from) -> Self { | |
Self::$variant(error_stack::Report::new(e)) | |
} | |
} | |
}; | |
} | |
#[derive(Debug, thiserror::Error)] | |
#[error("network error")] | |
pub struct NetworkError; | |
#[derive(Debug, thiserror::Error)] | |
pub enum Error { | |
#[error("")] // NOTE this doesn't do anything | |
// error_stack::Report doesn't currently satisfy std::error:Error | |
// so an explicit impl is needed | |
// Anyhow(#[from] Report<anyhow::Error>), | |
Anyhow(Report<anyhow::Error>), | |
#[error(transparent)] | |
Io(#[from] std::io::Error), | |
#[error("")] // NOTE this doesn't do anything | |
NetworkError(Report<NetworkError>), | |
} | |
from_report!(impl From<NetworkError> for Error::NetworkError); | |
from_report!(impl From<NetworkError> for Error::NetworkError); | |
from_report!(impl From<tokio::sync::mpsc::error::SendError<Packet> as NetworkError> for Error::NetworkError); | |
from_report!(impl From<tonic::transport::Error as NetworkError> for Error::NetworkError); |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment