new (Spec::Example::ExampleGroupHierarchy)

    # File lib/spec/example/example_group_hierarchy.rb, line 4
          def initialize(example_group_class)
            push example_group_class
            if example_group_class.respond_to?(:superclass) && example_group_class.superclass.respond_to?(:example_group_hierarchy)
              unshift example_group_class.superclass.example_group_hierarchy
              flatten!
            end
          end