lib/rubocop/cop/rspec/named_subject.rb in rubocop-rspec-1.9.1 vs lib/rubocop/cop/rspec/named_subject.rb in rubocop-rspec-1.10.0

@@ -58,10 +58,10 @@
         end
 
         private
 
         def subject_usage(node, &block)
-          return unless node.instance_of?(Node)
+          return unless node.is_a?(Parser::AST::Node)
 
           unnamed_subject(node, &block)
 
           node.children.each do |child|
             subject_usage(child, &block)