class RuboCop::Cop::RSpec::HookArgument

def on_block(node)
  hook(node) do |method_send, scope_name|
    return correct_style_detected if scope_name.equal?(style)
    return check_implicit(method_send) unless scope_name
    style_detected(scope_name)
    msg = explicit_message(scope_name)
    add_offense(method_send, message: msg) do |corrector|
      scope = implicit_style? ? '' : "(#{style.inspect})"
      corrector.replace(argument_range(method_send), scope)
    end
  end
end