lib/ProMotion/screen/screen_navigation.rb in ProMotion-2.2.1 vs lib/ProMotion/screen/screen_navigation.rb in ProMotion-2.2.2

@@ -59,15 +59,18 @@
       end
     end
     alias :close :close_screen
 
     def send_on_return(args = {})
-      if self.parent_screen && self.parent_screen.respond_to?(:on_return)
+      return unless self.parent_screen
+      if self.parent_screen.respond_to?(:on_return)
         if args && self.parent_screen.method(:on_return).arity != 0
           self.parent_screen.send(:on_return, args)
         else
           self.parent_screen.send(:on_return)
         end
+      elsif self.parent_screen.private_methods.include?(:on_return)
+        PM.logger.warn "#{self.parent_screen.inspect} has an `on_return` method, but it is private and not callable from the closing screen."
       end
     end
 
     def push_view_controller(vc, nav_controller=nil, animated=true)
       unless self.navigationController