lib/sunspot/session.rb in outoftime-sunspot-0.8.8 vs lib/sunspot/session.rb in outoftime-sunspot-0.8.9

@@ -53,10 +53,10 @@
     #       the appropriate setup to use for each object.
     #
     def index(*objects)
       objects.flatten!
       @updates += objects.length
-      objects.group_by { |object| object.class }.each_pair do |clazz, objs|
+      objects.group_by { |object| object.class }.to_hash.each_pair do |clazz, objs|
         indexer_for(objs.first).add(objs)
       end
     end
 
     #