mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-05-07 18:58:01 +00:00
Tomasz Drwięga
46 lines
1.3 KiB
Rust
46 lines
1.3 KiB
Rust
// Copyright 2017 Parity Technologies (UK) Ltd.
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// This file is part of Polkadot.
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// Polkadot 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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// Polkadot 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 Polkadot. If not, see <http://www.gnu.org/licenses/>.
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use client;
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use primitives::{block, parachain};
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/// Temporary dummy blockchain implementation for tests.
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#[derive(Debug, Default)]
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pub struct Blockchain;
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impl client::Blockchain for Blockchain {
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type Error = ::std::io::Error;
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fn latest_hash(&self) -> Result<block::HeaderHash, Self::Error> {
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Ok(0.into())
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}
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fn header(&self, hash: &block::HeaderHash) -> Result<Option<block::Header>, Self::Error> {
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Ok(if hash != &0.into() {
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None
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} else {
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Some(block::Header {
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parent_hash: 0.into(),
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number: 0,
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state_root: 0.into(),
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parachain_activity: parachain::Activity(vec![0]),
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logs: vec![],
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})
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})
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}
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}
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