From 7576878ba50d581da671e06445758645f8e61be5 Mon Sep 17 00:00:00 2001
From: Nick O'Leary <nick.oleary@gmail.com>
Date: Thu, 29 Jan 2015 21:40:21 +0000
Subject: [PATCH] Filter comments when generating palette tooltips Fixes #549

---
 public/red/ui/palette.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/public/red/ui/palette.js b/public/red/ui/palette.js
index 6a79438e9..ecdb3c80c 100644
--- a/public/red/ui/palette.js
+++ b/public/red/ui/palette.js
@@ -79,7 +79,11 @@ RED.palette = (function() {
             if (label != type) {
                 l = "<p><b>"+label+"</b><br/><i>"+type+"</i></p>";
             }
-            popOverContent = $(l+($("script[data-help-name|='"+type+"']").html()||"<p>no information available</p>").trim()).slice(0,2);
+            
+            popOverContent = $(l+($("script[data-help-name|='"+type+"']").html()||"<p>no information available</p>").trim())
+                                .filter(function(n) {
+                                    return this.nodeType == 1 || (this.nodeType == 3 && this.textContent.trim().length > 0)
+                                }).slice(0,2);
         } catch(err) {
             // Malformed HTML may cause errors. TODO: need to understand what can break
             console.log("Error generating pop-over label for '"+type+"'.");