lib/glimmer/data_binding/model_binding.rb in glimmer-2.5.4 vs lib/glimmer/data_binding/model_binding.rb in glimmer-2.5.5

@@ -73,21 +73,21 @@
       # All nested property names
       # e.g. property name expression "address.state" gives ['address', 'state']
       # If there are any indexed property names, this returns indexes as properties.
       # e.g. property name expression "addresses[1].state" gives ['addresses', '[1]', 'state']
       def nested_property_names
-        @nested_property_names ||= Concurrent::Array.new(property_name_expression.split(/\[|\./).map {|pne| pne.end_with?(']') ? "[#{pne}" : pne })
+        @nested_property_names ||= Concurrent::Array.new(property_name_expression.split(/\[|\./).map {|pne| pne.end_with?(']') ? "[#{pne}" : pne }.reject {|pne| pne.empty? })
       end
 
       # Final nested property name
       # e.g. property name expression "address.state" gives :state
       def nested_property_name
         nested_property_names.last
       end
 
       # Model representing nested property names
-      # e.g. property name expression "address.state" gives [:address]
+      # e.g. property name expression "address.state" gives ['address']
       def model_property_names
         Concurrent::Array.new(nested_property_names[0...-1])
       end
 
       def nested_property?
@@ -135,10 +135,10 @@
             converted_value = evaluate_property
             observer.call(converted_value).tap do
               apply_processor(@binding_options[:after_read], converted_value)
             end
           end
-          observer_registration = model_binding_observer.observe(*[model, property_name, observation_options].compact)
+          observer_registration = model_binding_observer.observe(*([model] + [property_name, observation_options].compact))
           my_registration = observer.registration_for(self)
           observer.add_dependent(my_registration => observer_registration)
         end
       end