Files
pezkuwi-subxt/substrate/client/network/src/chain.rs
T
2022-01-03 09:22:14 +01:00

49 lines
1.5 KiB
Rust

// This file is part of Substrate.
// Copyright (C) 2017-2022 Parity Technologies (UK) Ltd.
// SPDX-License-Identifier: GPL-3.0-or-later WITH Classpath-exception-2.0
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
//! Blockchain access trait
use sc_client_api::{BlockBackend, ProofProvider};
pub use sc_client_api::{StorageData, StorageKey};
pub use sc_consensus::ImportedState;
use sp_blockchain::{Error, HeaderBackend, HeaderMetadata};
use sp_runtime::traits::{Block as BlockT, BlockIdTo};
/// Local client abstraction for the network.
pub trait Client<Block: BlockT>:
HeaderBackend<Block>
+ ProofProvider<Block>
+ BlockIdTo<Block, Error = Error>
+ BlockBackend<Block>
+ HeaderMetadata<Block, Error = Error>
+ Send
+ Sync
{
}
impl<Block: BlockT, T> Client<Block> for T where
T: HeaderBackend<Block>
+ ProofProvider<Block>
+ BlockIdTo<Block, Error = Error>
+ BlockBackend<Block>
+ HeaderMetadata<Block, Error = Error>
+ Send
+ Sync
{
}