mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-04-27 23:18:01 +00:00
Shawn Tabrizi
83 lines
3.1 KiB
Rust
83 lines
3.1 KiB
Rust
// Copyright 2018-2020 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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//! Transaction pool errors.
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use sp_runtime::transaction_validity::{
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TransactionPriority as Priority, InvalidTransaction, UnknownTransaction,
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};
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/// Transaction pool result.
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pub type Result<T> = std::result::Result<T, Error>;
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/// Transaction pool error type.
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#[derive(Debug, derive_more::Display, derive_more::From)]
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pub enum Error {
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/// Transaction is not verifiable yet, but might be in the future.
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#[display(fmt="Unknown transaction validity: {:?}", _0)]
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UnknownTransaction(UnknownTransaction),
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/// Transaction is invalid.
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#[display(fmt="Invalid transaction validity: {:?}", _0)]
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InvalidTransaction(InvalidTransaction),
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/// The transaction validity returned no "provides" tag.
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///
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/// Such transactions are not accepted to the pool, since we use those tags
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/// to define identity of transactions (occupance of the same "slot").
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#[display(fmt="The transaction does not provide any tags, so the pool can't identify it.")]
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NoTagsProvided,
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/// The transaction is temporarily banned.
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#[display(fmt="Temporarily Banned")]
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TemporarilyBanned,
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/// The transaction is already in the pool.
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#[display(fmt="[{:?}] Already imported", _0)]
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AlreadyImported(Box<dyn std::any::Any + Send>),
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/// The transaction cannot be imported cause it's a replacement and has too low priority.
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#[display(fmt="Too low priority ({} > {})", old, new)]
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TooLowPriority {
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/// Transaction already in the pool.
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old: Priority,
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/// Transaction entering the pool.
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new: Priority
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},
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/// Deps cycle etected and we couldn't import transaction.
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#[display(fmt="Cycle Detected")]
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CycleDetected,
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/// Transaction was dropped immediately after it got inserted.
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#[display(fmt="Transaction couldn't enter the pool because of the limit.")]
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ImmediatelyDropped,
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/// Invalid block id.
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InvalidBlockId(String),
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/// The pool is not accepting future transactions.
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#[display(fmt="The pool is not accepting future transactions")]
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RejectedFutureTransaction,
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}
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impl std::error::Error for Error {}
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/// Transaction pool error conversion.
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pub trait IntoPoolError: std::error::Error + Send + Sized {
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/// Try to extract original `Error`
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///
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/// This implementation is optional and used only to
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/// provide more descriptive error messages for end users
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/// of RPC API.
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fn into_pool_error(self) -> std::result::Result<Error, Self> { Err(self) }
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}
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impl IntoPoolError for Error {
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fn into_pool_error(self) -> std::result::Result<Error, Self> { Ok(self) }
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}
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