class RuboCop::Cop::Style::ClassMethodsDefinitions

def on_sclass(node)
  return unless def_self_style?
  return unless node.identifier.source == 'self'
  return unless all_methods_public?(node)
  add_offense(node, message: MSG_SCLASS) do |corrector|
    autocorrect_sclass(node, corrector)
  end
end