improved error handling (and labelling) for socket node... but not perfect by a long way...

nodes/io/30-socketin.html

@@ -59,7 +59,7 @@
         outputs:1,
         icon: "bridge-dash.png",
         label: function() {
-            return this.name||this.topic||(this.transport+":"+this.port);
+            return this.name||this.topic||("socket "+this.transport+":"+this.port);
         },
         labelStyle: function() {
             return this.name?"node_label_italic":"";

nodes/io/30-socketin.js

@@ -55,8 +55,13 @@ function SocketIn(n) {
 				node.send(msg);
 			});
 		});
+		server.on('error', function (e) {
+			if (e.code == 'EADDRINUSE') {
+				setTimeout(node.error('TCP port is already in use - please reconfigure socket.'),250);
+			}
+		});
 		server.listen(node.port);
-		node.log('tcp listener on port :'+node.port+'/');
+		node.log('tcp listener on port :'+node.port);
 
 		this._close = function() {
 			server.close();
@@ -130,5 +135,3 @@ RED.nodes.registerType("socket in",SocketIn);
 SocketIn.prototype.close = function() {
 	this._close();
 }
-
-

nodes/io/30-socketout.html

@@ -57,7 +57,7 @@
         icon: "bridge-dash.png",
         align: "right",
         label: function() {
-            return this.name||this.topic||(this.transport+":"+this.port);
+            return this.name||this.topic||("socket "+this.transport+":"+this.port);
         },
         labelStyle: function() {
             return (this.name||!this.topic)?"node_label_italic":"";

nodes/io/30-socketout.js

@@ -40,7 +40,8 @@ function SocketOut(n) {
 					node.error('tcp : '+err);
 				});
 				client.connect(this.port, this.host, function() {
-					client.end(msg.payload);
+					try { client.end(msg.payload); }
+					catch (e) { node.error(e); }
 				});
 			}
 			if (this.trans == "udp") {