f Add field comment

Author: tnull

lightning/src/chain/channelmonitor.rs

@@ -340,7 +340,7 @@ impl Readable for CounterpartyCommitmentParameters {
 struct OnchainEventEntry {
 	txid: Txid,
 	height: u32,
-	block_hash: Option<BlockHash>,
+	block_hash: Option<BlockHash>, // Added as optional, but always filled in, in LDK 0.0.113
 	event: OnchainEvent,
 	transaction: Option<Transaction>, // Added as optional, but always filled in, in LDK 0.0.110
 }
@@ -2637,7 +2637,7 @@ impl<Signer: Sign> ChannelMonitorImpl<Signer> {
 		(claimable_outpoints, Some((htlc_txid, outputs)))
 	}
 
-	// Returns (1) `PackageTemplate`s that can be given to the OnChainTxHandler, so that the handler can
+	// Returns (1) `PackageTemplate`s that can be given to the OnchainTxHandler, so that the handler can
 	// broadcast transactions claiming holder HTLC commitment outputs and (2) a holder revokable
 	// script so we can detect whether a holder transaction has been seen on-chain.
 	fn get_broadcasted_holder_claims(&self, holder_tx: &HolderSignedTx, conf_height: u32) -> (Vec<PackageTemplate>, Option<(Script, PublicKey, PublicKey)>) {