From 18a8853181041a9b1cabb55d58f8c6f5cb84d9ff Mon Sep 17 00:00:00 2001
From: Sam <sam.saffron@gmail.com>
Date: Tue, 22 Sep 2015 12:42:13 +1000
Subject: [PATCH] FIX: don't crash out searching for parent in oneboxer

---
 lib/oneboxer.rb | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/oneboxer.rb b/lib/oneboxer.rb
index dddaa66358e..50aa8bc7b06 100644
--- a/lib/oneboxer.rb
+++ b/lib/oneboxer.rb
@@ -82,13 +82,14 @@ module Oneboxer
     changed = false
 
     Oneboxer.each_onebox_link(doc) do |url, element|
-      onebox, preview = yield(url,element)
+      onebox, _preview = yield(url,element)
       if onebox
         parsed_onebox = Nokogiri::HTML::fragment(onebox)
         next unless parsed_onebox.children.count > 0
 
         # special logic to strip empty p elements
         if  element.parent &&
+            element.parent.node_name &&
             element.parent.node_name.downcase == "p" &&
             element.parent.children.count == 1
           element = element.parent