Remove `chain_tip`'s unneeded `Option`
authorMax Fang <protonmail.com@maxfa.ng>
Wed, 2 Nov 2022 20:15:50 +0000 (13:15 -0700)
committerMax Fang <protonmail.com@maxfa.ng>
Wed, 2 Nov 2022 20:16:26 +0000 (13:16 -0700)
src/main.rs

index edb9ab2d501a9ade89d63322c9258bdfe4040b2c..9d9e375d54cb877e3b49778cf42f82919c48ba4c 100644 (file)
@@ -507,8 +507,7 @@ async fn start_ldk() {
        // Step 10: Sync ChannelMonitors and ChannelManager to chain tip
        let mut chain_listener_channel_monitors = Vec::new();
        let mut cache = UnboundedCache::new();
-       let mut chain_tip: Option<poll::ValidatedBlockHeader> = None;
-       if restarting_node {
+       let chain_tip = if restarting_node {
                let mut chain_listeners = vec![(
                        channel_manager_blockhash,
                        &channel_manager as &(dyn chain::Listen + Send + Sync),
@@ -529,17 +528,18 @@ async fn start_ldk() {
                                &monitor_listener_info.1 as &(dyn chain::Listen + Send + Sync),
                        ));
                }
-               chain_tip = Some(
-                       init::synchronize_listeners(
-                               bitcoind_client.as_ref(),
-                               args.network,
-                               &mut cache,
-                               chain_listeners,
-                       )
-                       .await
-                       .unwrap(),
-               );
-       }
+
+               init::synchronize_listeners(
+                       bitcoind_client.as_ref(),
+                       args.network,
+                       &mut cache,
+                       chain_listeners,
+               )
+               .await
+               .unwrap()
+       } else {
+               polled_chain_tip
+       };
 
        // Step 11: Give ChannelMonitors to ChainMonitor
        for item in chain_listener_channel_monitors.drain(..) {
@@ -614,9 +614,6 @@ async fn start_ldk() {
        });
 
        // Step 15: Connect and Disconnect Blocks
-       if chain_tip.is_none() {
-               chain_tip = Some(polled_chain_tip);
-       }
        let channel_manager_listener = channel_manager.clone();
        let chain_monitor_listener = chain_monitor.clone();
        let bitcoind_block_source = bitcoind_client.clone();
@@ -624,8 +621,7 @@ async fn start_ldk() {
        tokio::spawn(async move {
                let chain_poller = poll::ChainPoller::new(bitcoind_block_source.as_ref(), network);
                let chain_listener = (chain_monitor_listener, channel_manager_listener);
-               let mut spv_client =
-                       SpvClient::new(chain_tip.unwrap(), chain_poller, &mut cache, &chain_listener);
+               let mut spv_client = SpvClient::new(chain_tip, chain_poller, &mut cache, &chain_listener);
                loop {
                        spv_client.poll_best_tip().await.unwrap();
                        tokio::time::sleep(Duration::from_secs(1)).await;