From ce677d221b8aac395c7202e06ac92d95abf8cd51 Mon Sep 17 00:00:00 2001
From: Dave Conway-Jones <conway@DCJMac.lan>
Date: Sat, 26 Dec 2015 19:21:24 +0000
Subject: [PATCH] tidy up Ping node close

---
 io/ping/88-ping.js   | 5 +++--
 io/ping/package.json | 2 +-
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/io/ping/88-ping.js b/io/ping/88-ping.js
index e755a5f4..b692d846 100644
--- a/io/ping/88-ping.js
+++ b/io/ping/88-ping.js
@@ -49,12 +49,13 @@ module.exports = function(RED) {
                 }
                 var msg = { payload:false, topic:node.host };
                 if (code === 0) { msg = { payload:res, topic:node.host }; }
-                node.send(msg);
+                try { node.send(msg); }
+                catch(e) {}
             });
         }, node.timer);
 
         this.on("close", function() {
-            clearInterval(this.tout);
+            if (this.tout) { clearInterval(this.tout); }
         });
     }
     RED.nodes.registerType("ping",PingNode);
diff --git a/io/ping/package.json b/io/ping/package.json
index a5b8554c..30afad7c 100644
--- a/io/ping/package.json
+++ b/io/ping/package.json
@@ -1,6 +1,6 @@
 {
     "name"          : "node-red-node-ping",
-    "version"       : "0.0.6",
+    "version"       : "0.0.7",
     "description"   : "A Node-RED node to ping a remote server, for use as a keep-alive check.",
     "dependencies"  : {
     },