class RuboCop::Cop::InternalAffairs::UndefinedConfig

def on_new_investigation
  super
  return unless processed_source.ast
  cop_class = cop_class_def(processed_source.ast).first
  return unless (@cop_class_name = extract_cop_name(cop_class))
  @config_for_cop = RuboCop::ConfigLoader.default_configuration.for_cop(@cop_class_name)
end