32 lines
1.2 KiB
Rust
32 lines
1.2 KiB
Rust
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// Copyright 2015-2018 Parity Technologies (UK) Ltd.
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// This file is part of Parity.
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// Parity 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 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. If not, see <http://www.gnu.org/licenses/>.
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use crate::VerifiedTransaction;
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/// Transaction verification.
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///
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/// Verifier is responsible to decide if the transaction should even be considered for pool inclusion.
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pub trait Verifier<U> {
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/// Verification error.
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type Error;
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/// Verified transaction.
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type VerifiedTransaction: VerifiedTransaction;
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/// Verifies a `UnverifiedTransaction` and produces `VerifiedTransaction` instance.
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fn verify_transaction(&self, tx: U) -> Result<Self::VerifiedTransaction, Self::Error>;
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}
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