class RuboCop::Cop::Style::Attr

def autocorrect(node)
  attr_name, setter = *node.arguments
  node_expr = node.source_range
  attr_expr = attr_name.source_range
  if setter && (setter.true_type? || setter.false_type?)
    remove = range_between(attr_expr.end_pos, node_expr.end_pos)
  end
  lambda do |corrector|
    corrector.replace(node.loc.selector, replacement_method(node))
    corrector.remove(remove) if remove
  end
end