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)
    add_offense(
      method_send,
      location: :expression,
      message: explicit_message(scope_name)
    )
  end
end