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pezkuwi-subxt/substrate/client/transaction-pool/api/src/error.rs
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Bastian Köcher 7b56ab15b4 Run cargo fmt on the whole code base (#9394)
* Run cargo fmt on the whole code base

* Second run

* Add CI check

* Fix compilation

* More unnecessary braces

* Handle weights

* Use --all

* Use correct attributes...

* Fix UI tests

* AHHHHHHHHH

* 🤦

* Docs

* Fix compilation

* 🤷

* Please stop

* 🤦 x 2

* More

* make rustfmt.toml consistent with polkadot

Co-authored-by: André Silva <andrerfosilva@gmail.com>
2021-07-21 14:32:32 +00:00

91 lines
2.7 KiB
Rust

// This file is part of Substrate.
// Copyright (C) 2018-2021 Parity Technologies (UK) Ltd.
// SPDX-License-Identifier: Apache-2.0
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//! Transaction pool errors.
use sp_runtime::transaction_validity::{
InvalidTransaction, TransactionPriority as Priority, UnknownTransaction,
};
/// Transaction pool result.
pub type Result<T> = std::result::Result<T, Error>;
/// Transaction pool error type.
#[derive(Debug, thiserror::Error, derive_more::From)]
#[allow(missing_docs)]
pub enum Error {
#[error("Unknown transaction validity: {0:?}")]
UnknownTransaction(UnknownTransaction),
#[error("Invalid transaction validity: {0:?}")]
InvalidTransaction(InvalidTransaction),
/// The transaction validity returned no "provides" tag.
///
/// Such transactions are not accepted to the pool, since we use those tags
/// to define identity of transactions (occupance of the same "slot").
#[error("Transaction does not provide any tags, so the pool can't identify it")]
NoTagsProvided,
#[error("Transaction temporarily Banned")]
TemporarilyBanned,
#[error("[{0:?}] Already imported")]
AlreadyImported(Box<dyn std::any::Any + Send>),
#[error("Too low priority ({} > {})", old, new)]
TooLowPriority {
/// Transaction already in the pool.
old: Priority,
/// Transaction entering the pool.
new: Priority,
},
#[error("Transaction with cyclic dependency")]
CycleDetected,
#[error("Transaction couldn't enter the pool because of the limit")]
ImmediatelyDropped,
#[error("Transaction cannot be propagated and the local node does not author blocks")]
Unactionable,
#[from(ignore)]
#[error("{0}")]
InvalidBlockId(String),
#[error("The pool is not accepting future transactions")]
RejectedFutureTransaction,
}
/// Transaction pool error conversion.
pub trait IntoPoolError: std::error::Error + Send + Sized {
/// Try to extract original `Error`
///
/// This implementation is optional and used only to
/// provide more descriptive error messages for end users
/// of RPC API.
fn into_pool_error(self) -> std::result::Result<Error, Self> {
Err(self)
}
}
impl IntoPoolError for Error {
fn into_pool_error(self) -> std::result::Result<Error, Self> {
Ok(self)
}
}