class RuboCop::Cop::Style::PreferredHashMethods

def on_send(node)
  return unless node.arguments.one? && offending_selector?(node.method_name)
  message = message(node.method_name)
  add_offense(node.loc.selector, message: message) do |corrector|
    corrector.replace(node.loc.selector, proper_method_name(node.loc.selector.source))
  end
end