class RuboCop::Cop::Rails::I18nLazyLookup

def controller_and_action(node)
  action_node = node.each_ancestor(:def).first
  return unless action_node && node_visibility(action_node) == :public
  controller_node = node.each_ancestor(:class).first
  return unless controller_node && controller_node.identifier.source.end_with?('Controller')
  [controller_node, action_node]
end