mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-04-29 18:27:56 +00:00
Pierre Krieger
169a48c0c5
* Pass an executor through the Configuration * Make tasks_executor mandatory * Fix tests
68 lines
2.0 KiB
Rust
68 lines
2.0 KiB
Rust
// Copyright 2017-2020 Parity Technologies (UK) Ltd.
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// This file is part of Substrate.
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// Substrate 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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// Substrate 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 Substrate. If not, see <http://www.gnu.org/licenses/>.
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//! Errors that can occur during the service operation.
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use sc_network;
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use sc_keystore;
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use sp_consensus;
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use sp_blockchain;
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/// Service Result typedef.
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pub type Result<T> = std::result::Result<T, Error>;
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/// Service errors.
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#[derive(Debug, derive_more::Display, derive_more::From)]
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pub enum Error {
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/// Client error.
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Client(sp_blockchain::Error),
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/// IO error.
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Io(std::io::Error),
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/// Consensus error.
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Consensus(sp_consensus::Error),
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/// Network error.
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Network(sc_network::error::Error),
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/// Keystore error.
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Keystore(sc_keystore::Error),
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/// Best chain selection strategy is missing.
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#[display(fmt="Best chain selection strategy (SelectChain) is not provided.")]
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SelectChainRequired,
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/// Tasks executor is missing.
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#[display(fmt="Tasks executor hasn't been provided.")]
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TasksExecutorRequired,
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/// Other error.
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Other(String),
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}
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impl<'a> From<&'a str> for Error {
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fn from(s: &'a str) -> Self {
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Error::Other(s.into())
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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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Error::Client(ref err) => Some(err),
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Error::Io(ref err) => Some(err),
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Error::Consensus(ref err) => Some(err),
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Error::Network(ref err) => Some(err),
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Error::Keystore(ref err) => Some(err),
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_ => None,
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}
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}
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}
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