Issue #2896993 by cburschka, andypost, mxr576, jedihe: Decorated services crash on serialization

   * {@inheritdoc}

   */

  public function process(ContainerBuilder $container) {

    $decorations = new \SplPriorityQueue();

    $order = PHP_INT_MAX;

    foreach ($container->getDefinitions() as $service_id => $definition) {

      // Only add the property to services that are public (as private services

      // can not be reloaded through Container::get()) and are objects.

      if (!$definition->hasTag('parameter_service') && $definition->isPublic()) {

        $definition->setProperty('_serviceId', $service_id);

      }

      if ($decorated = $definition->getDecoratedService()) {

        $decorations->insert([$service_id, $definition], [$decorated[2], --$order]);

      }

    }

    foreach ($decorations as list($service_id, $definition)) {

      list($inner, $renamedId) = $definition->getDecoratedService();

      if (!$renamedId) {

        $renamedId = $service_id . '.inner';

      }

      $original = $container->getDefinition($inner);

      if ($original->isPublic()) {

        // The old service is renamed.

        $original->setProperty('_serviceId', $renamedId);

        // The decorating service takes over the old ID.

        $definition->setProperty('_serviceId', $inner);

      }

    }

  }

name: 'Decorated Service Test'

type: module

description: 'Support module for decorated service test.'

package: Testing

version: VERSION

services:

  test_service:

    class: 'Drupal\decorated_service_test\TestService'

  test_service_decorator:

    class: 'Drupal\decorated_service_test\TestServiceDecorator'

    public: false

    decorates: test_service

  test_service2:

    class: 'Drupal\decorated_service_test\TestService'

  test_service2_decorator:

    class: 'Drupal\decorated_service_test\TestServiceDecorator'

    public: false

    decorates: test_service2

  test_service2_decorator2:

    class: 'Drupal\decorated_service_test\TestServiceDecorator'

    public: false

    decorates: test_service2

<?php

namespace Drupal\decorated_service_test;

class TestService {

}

<?php

namespace Drupal\decorated_service_test;

class TestServiceDecorator extends TestService {

}