Moving route_hint_from_channel closure up in function for use in the

early return line

Author: upjohnc

lightning-invoice/src/utils.rs

@@ -599,6 +599,20 @@ where
 	let mut online_min_capacity_channel_exists = false;
 	let mut has_pub_unconf_chan = false;
 
+	let route_hint_from_channel = |channel: ChannelDetails| {
+		let forwarding_info = channel.counterparty.forwarding_info.as_ref().unwrap();
+		RouteHint(vec![RouteHintHop {
+			src_node_id: channel.counterparty.node_id,
+			short_channel_id: channel.get_inbound_payment_scid().unwrap(),
+			fees: RoutingFees {
+				base_msat: forwarding_info.fee_base_msat,
+				proportional_millionths: forwarding_info.fee_proportional_millionths,
+			},
+			cltv_expiry_delta: forwarding_info.cltv_expiry_delta,
+			htlc_minimum_msat: channel.inbound_htlc_minimum_msat,
+			htlc_maximum_msat: channel.inbound_htlc_maximum_msat,}])
+	};
+
 	log_trace!(logger, "Considering {} channels for invoice route hints", channels.len());
 	for channel in channels.into_iter().filter(|chan| chan.is_channel_ready) {
 		if channel.get_inbound_payment_scid().is_none() || channel.counterparty.forwarding_info.is_none() {
@@ -677,19 +691,6 @@ where
 		}
 	}
 
-	fn route_hint_from_channel(channel: ChannelDetails) -> RouteHint {
-		let forwarding_info = channel.counterparty.forwarding_info.as_ref().unwrap();
-		RouteHint(vec![RouteHintHop {
-			src_node_id: channel.counterparty.node_id,
-			short_channel_id: channel.get_inbound_payment_scid().unwrap(),
-			fees: RoutingFees {
-				base_msat: forwarding_info.fee_base_msat,
-				proportional_millionths: forwarding_info.fee_proportional_millionths,
-			},
-			cltv_expiry_delta: forwarding_info.cltv_expiry_delta,
-			htlc_minimum_msat: channel.inbound_htlc_minimum_msat,
-			htlc_maximum_msat: channel.inbound_htlc_maximum_msat,}])
-	};
 	// If all channels are private, prefer to return route hints which have a higher capacity than
 	// the payment value and where we're currently connected to the channel counterparty.
 	// Even if we cannot satisfy both goals, always ensure we include *some* hints, preferring