mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-07-20 19:45:41 +00:00
Tomasz Drwięga
5169155f94
* Add instructions. * Squashed 'bridges/' content from commit 345e84a21 git-subtree-dir: bridges git-subtree-split: 345e84a2146b56628e9888c9f5e129cb40e868a9 * Remove bridges workspace file to avoid confusing Cargo. * Add some bridges primitives to Polkadot workspace. * Improve docs.
60 lines
1.9 KiB
Rust
60 lines
1.9 KiB
Rust
// Copyright 2019-2020 Parity Technologies (UK) Ltd.
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// This file is part of Parity Bridges Common.
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// Parity Bridges Common 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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// Parity Bridges Common 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 Parity Bridges Common. If not, see <http://www.gnu.org/licenses/>.
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//! Possible errors and results of message-lane RPC calls.
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/// Future Result type.
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pub type FutureResult<T> = jsonrpc_core::BoxFuture<T>;
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/// State RPC errors.
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#[derive(Debug, derive_more::Display, derive_more::From)]
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pub enum Error {
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/// When unknown instance id is passed.
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#[display(fmt = "Message lane instance is unknown")]
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UnknownInstance,
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/// Client error.
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#[display(fmt = "Client error: {}", _0)]
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Client(Box<dyn std::error::Error + Send>),
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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::UnknownInstance => None,
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Error::Client(ref err) => Some(&**err),
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}
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}
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}
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impl From<Error> for jsonrpc_core::Error {
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fn from(e: Error) -> Self {
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const UNKNOW_INSTANCE_CODE: i64 = 1;
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match e {
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Error::UnknownInstance => jsonrpc_core::Error {
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code: jsonrpc_core::ErrorCode::ServerError(UNKNOW_INSTANCE_CODE),
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message: "Unknown instance passed".into(),
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data: None,
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},
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Error::Client(e) => jsonrpc_core::Error {
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code: jsonrpc_core::ErrorCode::InternalError,
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message: format!("Unknown error occured: {}", e),
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data: Some(format!("{:?}", e).into()),
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},
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}
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}
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}
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