Add .is_up() on connection state

src/peering/fullmesh.rs

@@ -74,6 +74,13 @@ pub struct PeerInfo {
 	pub med_ping: Option<Duration>,
 }
 
+impl PeerInfo {
+	/// Returns true if we can currently send requests to this peer
+	pub fn is_up(&self) -> bool {
+		self.state.is_up()
+	}
+}
+
 /// PeerConnState: possible states for our tentative connections to given peer
 /// This structure is only interested in recording connection info for outgoing
 /// TCP connections
@@ -96,6 +103,13 @@ pub enum PeerConnState {
 	Abandonned,
 }
 
+impl PeerConnState {
+	/// Returns true if we can currently send requests to this peer
+	pub fn is_up(&self) -> bool {
+		matches!(self, Self::Ourself | Self::Connected)
+	}
+}
+
 struct KnownHosts {
 	list: HashMap<NodeID, PeerInfoInternal>,
 	hash: hash::Digest,