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feat!: LocalChain with hardwired genesis checkpoint

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This ensures that `LocalChain` will always have a tip. The `ChainOracle`
trait's `get_chain_tip` method no longer needs to return an option.
This commit is contained in:
志宇
2023-10-12 16:55:32 +08:00
parent d6a0cf0795
commit 5998a22819
19 changed files with 562 additions and 452 deletions
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12
example-crates/example_cli/src/lib.rs
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@@ -315,10 +315,8 @@ where
version: 0x02,
// because the temporary planning module does not support timelocks, we can use the chain
// tip as the `lock_time` for anti-fee-sniping purposes
lock_time: chain
.get_chain_tip()?
.and_then(|block_id| absolute::LockTime::from_height(block_id.height).ok())
.unwrap_or(absolute::LockTime::ZERO),
lock_time: absolute::LockTime::from_height(chain.get_chain_tip()?.height)
.expect("invalid height"),
input: selected_txos
.iter()
.map(|(_, utxo)| TxIn {
@@ -404,7 +402,7 @@ pub fn planned_utxos<A: Anchor, O: ChainOracle, K: Clone + bdk_tmp_plan::CanDeri
chain: &O,
assets: &bdk_tmp_plan::Assets<K>,
) -> Result<Vec<(bdk_tmp_plan::Plan<K>, FullTxOut<A>)>, O::Error> {
let chain_tip = chain.get_chain_tip()?.unwrap_or_default();
let chain_tip = chain.get_chain_tip()?;
let outpoints = graph.index.outpoints().iter().cloned();
graph
.graph()
@@ -509,7 +507,7 @@ where
let balance = graph.graph().try_balance(
chain,
chain.get_chain_tip()?.unwrap_or_default(),
chain.get_chain_tip()?,
graph.index.outpoints().iter().cloned(),
|(k, _), _| k == &Keychain::Internal,
)?;
@@ -539,7 +537,7 @@ where
Commands::TxOut { txout_cmd } => {
let graph = &*graph.lock().unwrap();
let chain = &*chain.lock().unwrap();
let chain_tip = chain.get_chain_tip()?.unwrap_or_default();
let chain_tip = chain.get_chain_tip()?;
let outpoints = graph.index.outpoints().iter().cloned();
match txout_cmd {