mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
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Qinxuan Chen
e956c2e1c7
* use thiserror instead of derive_more for error handling Signed-off-by: koushiro <koushiro.cqx@gmail.com> * Update utils/prometheus/src/lib.rs * Update utils/prometheus/src/lib.rs Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>
78 lines
2.6 KiB
Rust
78 lines
2.6 KiB
Rust
// This file is part of Substrate.
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// Copyright (C) 2017-2022 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(thiserror::Error)]
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pub enum Error {
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/// Io error
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#[error(transparent)]
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Io(#[from] std::io::Error),
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/// Client error
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#[error(transparent)]
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Client(#[from] 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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#[error(
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"The same bootnode (`{address}`) is registered with two different peer ids: `{first_id}` and `{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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#[error(transparent)]
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Prometheus(#[from] prometheus_endpoint::PrometheusError),
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/// The network addresses are invalid because they don't match the transport.
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#[error(
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"The following addresses are invalid because they don't match the transport: {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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#[error("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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