Fix searching css on empty fragments.

sparklemotion · Nov 5, 2009 · 84aa2ea · 84aa2ea
1 parent 2ffddfc
commit 84aa2ea
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/lib/nokogiri/xml/document_fragment.rb b/lib/nokogiri/xml/document_fragment.rb
@@ -51,7 +51,11 @@ def to_xml *args
       ###
       # Search this fragment.  See Nokogiri::XML::Node#css
       def css *args
-        children.css(*args)
+        if children.any?
+          children.css(*args)
+        else
+          NodeSet.new(document)
+        end
       end
 
       alias :serialize :to_s