lib/graphql/schema/object.rb in graphql-1.10.10 vs lib/graphql/schema/object.rb in graphql-1.10.11

@@ -69,9 +69,16 @@
         @object = object
         @context = context
       end
 
       class << self
+        # Set up a type-specific invalid null error to use when this object's non-null fields wrongly return `nil`.
+        # It should help with debugging and bug tracker integrations.
+        def inherited(child_class)
+          child_class.const_set(:InvalidNullError, Class.new(GraphQL::InvalidNullError))
+          super
+        end
+
         def implements(*new_interfaces, **options)
           new_memberships = []
           new_interfaces.each do |int|
             if int.is_a?(Module)
               unless int.include?(GraphQL::Schema::Interface)