lib/glimmer/data_binding/observable_array.rb in glimmer-2.1.4 vs lib/glimmer/data_binding/observable_array.rb in glimmer-2.1.5

@@ -81,10 +81,10 @@
       def has_observer?(observer)
         property_observer_list.include?(observer)
       end
       
       def has_observer_element_properties?(observer, element_properties)
-        element_properties_for(observer).to_a.include_all?(element_properties)
+        element_properties_for(observer).to_a.include_all?(*element_properties)
       end
 
       def property_observer_list
         @property_observer_list ||= Concurrent::Set.new
       end