mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-07-11 04:37:21 +00:00
Denis Pisarev
fc253e6e4d
* CI: add spellcheck * revert me * CI: explicit command for spellchecker * spellcheck: edit misspells * CI: run spellcheck on diff * spellcheck: edits * spellcheck: edit misspells * spellcheck: add rules * spellcheck: mv configs * spellcheck: more edits * spellcheck: chore * spellcheck: one more thing * spellcheck: and another one * spellcheck: seems like it doesn't get to an end * spellcheck: new words after rebase * spellcheck: new words appearing out of nowhere * chore * review edits * more review edits * more edits * wonky behavior * wonky behavior 2 * wonky behavior 3 * change git behavior * spellcheck: another bunch of new edits * spellcheck: new words are koming out of nowhere * CI: finding the master * CI: fetching master implicitly * CI: undebug * new errors * a bunch of new edits * and some more * Update node/core/approval-voting/src/approval_db/v1/mod.rs Co-authored-by: Andronik Ordian <write@reusable.software> * Update xcm/xcm-executor/src/assets.rs Co-authored-by: Andronik Ordian <write@reusable.software> * Apply suggestions from code review Co-authored-by: Andronik Ordian <write@reusable.software> * Suggestions from the code review * CI: scan only changed files Co-authored-by: Andronik Ordian <write@reusable.software>
102 lines
2.9 KiB
Rust
102 lines
2.9 KiB
Rust
// Copyright 2021 Parity Technologies (UK) Ltd.
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// This file is part of Polkadot.
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// Polkadot is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Polkadot is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Polkadot. If not, see <http://www.gnu.org/licenses/>.
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//
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//! Error handling related code and Error/Result definitions.
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use thiserror::Error;
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use polkadot_node_subsystem_util::{Fault, runtime, unwrap_non_fatal};
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use polkadot_subsystem::SubsystemError;
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use crate::LOG_TARGET;
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use crate::sender;
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#[derive(Debug, Error)]
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#[error(transparent)]
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pub struct Error(pub Fault<NonFatal, Fatal>);
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impl From<NonFatal> for Error {
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fn from(e: NonFatal) -> Self {
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Self(Fault::from_non_fatal(e))
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}
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}
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impl From<Fatal> for Error {
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fn from(f: Fatal) -> Self {
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Self(Fault::from_fatal(f))
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}
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}
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impl From<sender::Error> for Error {
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fn from(e: sender::Error) -> Self {
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match e.0 {
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Fault::Fatal(f) => Self(Fault::Fatal(Fatal::Sender(f))),
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Fault::Err(nf) => Self(Fault::Err(NonFatal::Sender(nf))),
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}
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}
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}
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/// Fatal errors of this subsystem.
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#[derive(Debug, Error)]
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pub enum Fatal {
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/// Receiving subsystem message from overseer failed.
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#[error("Receiving message from overseer failed")]
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SubsystemReceive(#[source] SubsystemError),
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/// Spawning a running task failed.
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#[error("Spawning subsystem task failed")]
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SpawnTask(#[source] SubsystemError),
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/// `DisputeSender` mpsc receiver exhausted.
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#[error("Erasure chunk requester stream exhausted")]
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SenderExhausted,
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/// Errors coming from `runtime::Runtime`.
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#[error("Error while accessing runtime information")]
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Runtime(#[from] runtime::Fatal),
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/// Errors coming from `DisputeSender`
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#[error("Error while accessing runtime information")]
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Sender(#[from] sender::Fatal),
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}
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/// Non-fatal errors of this subsystem.
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#[derive(Debug, Error)]
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pub enum NonFatal {
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/// Errors coming from `DisputeSender`
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#[error("Error while accessing runtime information")]
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Sender(#[from] sender::NonFatal),
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}
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pub type Result<T> = std::result::Result<T, Error>;
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pub type FatalResult<T> = std::result::Result<T, Fatal>;
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/// Utility for eating top level errors and log them.
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///
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/// We basically always want to try and continue on error. This utility function is meant to
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/// consume top-level errors by simply logging them
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pub fn log_error(result: Result<()>, ctx: &'static str)
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-> std::result::Result<(), Fatal>
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{
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if let Some(error) = unwrap_non_fatal(result.map_err(|e| e.0))? {
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tracing::warn!(target: LOG_TARGET, error = ?error, ctx);
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}
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Ok(())
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}
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