FoobarCircular example

    /** * Gets the public 'bar3' shared service. * * @return \BarCircular */
    protected static function getBar3Service($container)
    {
        $container->services['bar3'] = $instance = new \BarCircular();

        $a = ($container->services['foobar3'] ??= new \FoobarCircular());

        $instance->addFoobar($a, $a);

        return $instance;
    }

    /** * Gets the public 'bar5' shared service. * * @return \stdClass */
    

    /** * Gets the public 'bar2' shared service. * * @return \BarCircular */
    protected static function getBar2Service($container)
    {
        $container->services['bar2'] = $instance = new \BarCircular();

        $instance->addFoobar(new \FoobarCircular(($container->services['foo2'] ?? self::getFoo2Service($container))));

        return $instance;
    }

    /** * Gets the public 'bar3' shared service. * * @return \BarCircular */
    protected static function getBar3Service($container)
    {