mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-04-28 17:57:56 +00:00
Liu-Cheng Xu
2562f8c65e
* Clean up sc-network - Avoid using clone() for the Copy type `PeerId`. - Use `find_map` for `filter_map` and `next`. - Use `Self`. * More on Copy types * Cargo +nightly fmt --all * More .. * fmt * Revert vec![default_notif_handshake_message]
91 lines
2.9 KiB
Rust
91 lines
2.9 KiB
Rust
// This file is part of Substrate.
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// Copyright (C) 2017-2021 Parity Technologies (UK) Ltd.
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// SPDX-License-Identifier: GPL-3.0-or-later WITH Classpath-exception-2.0
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// This program 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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// This program 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 this program. If not, see <https://www.gnu.org/licenses/>.
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//! Substrate network possible errors.
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use crate::config::TransportConfig;
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use libp2p::{Multiaddr, PeerId};
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use std::{borrow::Cow, fmt};
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/// Result type alias for the network.
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pub type Result<T> = std::result::Result<T, Error>;
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/// Error type for the network.
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#[derive(derive_more::Display, derive_more::From)]
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pub enum Error {
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/// Io error
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Io(std::io::Error),
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/// Client error
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Client(Box<sp_blockchain::Error>),
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/// The same bootnode (based on address) is registered with two different peer ids.
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#[display(
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fmt = "The same bootnode (`{}`) is registered with two different peer ids: `{}` and `{}`",
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address,
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first_id,
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second_id
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)]
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DuplicateBootnode {
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/// The address of the bootnode.
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address: Multiaddr,
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/// The first peer id that was found for the bootnode.
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first_id: PeerId,
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/// The second peer id that was found for the bootnode.
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second_id: PeerId,
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},
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/// Prometheus metrics error.
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Prometheus(prometheus_endpoint::PrometheusError),
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/// The network addresses are invalid because they don't match the transport.
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#[display(
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fmt = "The following addresses are invalid because they don't match the transport: {:?}",
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addresses
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)]
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AddressesForAnotherTransport {
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/// Transport used.
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transport: TransportConfig,
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/// The invalid addresses.
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addresses: Vec<Multiaddr>,
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},
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/// The same request-response protocol has been registered multiple times.
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#[display(fmt = "Request-response protocol registered multiple times: {}", protocol)]
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DuplicateRequestResponseProtocol {
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/// Name of the protocol registered multiple times.
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protocol: Cow<'static, str>,
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},
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}
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// Make `Debug` use the `Display` implementation.
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impl fmt::Debug for Error {
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fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
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fmt::Display::fmt(self, f)
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}
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}
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impl std::error::Error for Error {
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fn source(&self) -> Option<&(dyn std::error::Error + 'static)> {
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match self {
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Self::Io(ref err) => Some(err),
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Self::Client(ref err) => Some(err),
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Self::Prometheus(ref err) => Some(err),
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Self::DuplicateBootnode { .. } |
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Self::AddressesForAnotherTransport { .. } |
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Self::DuplicateRequestResponseProtocol { .. } => None,
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}
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}
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}
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