(script
  (class_declaration
    (identifier)
    (member_declarations))
  (abstract_enum_class_declaration
    (identifier)
    (type_specifier)
    (typed_enumerator
      (type_specifier)
      (enumerator
        (identifier)
        (integer)))
    (typed_enumerator
      (type_specifier)
      (enumerator
        (identifier)
        (string)))
    (type_specifier
      (qualified_identifier
        (identifier)))
    (identifier))
  (enum_class_declaration
    (identifier)
    (type_specifier)
    (extends_clause
      (type_specifier
        (qualified_identifier
          (identifier))))
    (typed_enumerator
      (type_specifier
        (qualified_identifier
          (identifier)))
      (enumerator
        (identifier)
        (new_expression
          (qualified_identifier
            (identifier))
          (arguments))))))