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Editing: ResolveDecoratorStackPass.php

<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Component\DependencyInjection\Compiler;

use Symfony\Component\DependencyInjection\Alias;
use Symfony\Component\DependencyInjection\ChildDefinition;
use Symfony\Component\DependencyInjection\ContainerBuilder;
use Symfony\Component\DependencyInjection\Definition;
use Symfony\Component\DependencyInjection\Exception\InvalidArgumentException;
use Symfony\Component\DependencyInjection\Exception\ServiceCircularReferenceException;
use Symfony\Component\DependencyInjection\Reference;

/**
 * @author Nicolas Grekas <p@tchwork.com>
 */
class ResolveDecoratorStackPass implements CompilerPassInterface
{
    private $tag;

public function __construct(string $tag = 'container.stack')
    {
        if (0 < \func_num_args()) {
            trigger_deprecation('symfony/dependency-injection', '5.3', 'Configuring "%s" is deprecated.', __CLASS__);
        }

$this->tag = $tag;
    }

public function process(ContainerBuilder $container)
    {
        $stacks = [];

foreach ($container->findTaggedServiceIds($this->tag) as $id => $tags) {
            $definition = $container->getDefinition($id);

if (!$definition instanceof ChildDefinition) {
                throw new InvalidArgumentException(sprintf('Invalid service "%s": only definitions with a "parent" can have the "%s" tag.', $id, $this->tag));
            }

if (!$stack = $definition->getArguments()) {
                throw new InvalidArgumentException(sprintf('Invalid service "%s": the stack of decorators is empty.', $id));
            }

$stacks[$id] = $stack;
        }

if (!$stacks) {
            return;
        }

$resolvedDefinitions = [];

foreach ($container->getDefinitions() as $id => $definition) {
            if (!isset($stacks[$id])) {
                $resolvedDefinitions[$id] = $definition;
                continue;
            }

foreach (array_reverse($this->resolveStack($stacks, [$id]), true) as $k => $v) {
                $resolvedDefinitions[$k] = $v;
            }

$alias = $container->setAlias($id, $k);

if ($definition->getChanges()['public'] ?? false) {
                $alias->setPublic($definition->isPublic());
            }

if ($definition->isDeprecated()) {
                $alias->setDeprecated(...array_values($definition->getDeprecation('%alias_id%')));
            }
        }

$container->setDefinitions($resolvedDefinitions);
    }

private function resolveStack(array $stacks, array $path): array
    {
        $definitions = [];
        $id = end($path);
        $prefix = '.'.$id.'.';

if (!isset($stacks[$id])) {
            return [$id => new ChildDefinition($id)];
        }

if (key($path) !== $searchKey = array_search($id, $path)) {
            throw new ServiceCircularReferenceException($id, \array_slice($path, $searchKey));
        }

foreach ($stacks[$id] as $k => $definition) {
            if ($definition instanceof ChildDefinition && isset($stacks[$definition->getParent()])) {
                $path[] = $definition->getParent();
                $definition = unserialize(serialize($definition)); // deep clone
            } elseif ($definition instanceof Definition) {
                $definitions[$decoratedId = $prefix.$k] = $definition;
                continue;
            } elseif ($definition instanceof Reference || $definition instanceof Alias) {
                $path[] = (string) $definition;
            } else {
                throw new InvalidArgumentException(sprintf('Invalid service "%s": unexpected value of type "%s" found in the stack of decorators.', $id, get_debug_type($definition)));
            }

$p = $prefix.$k;

foreach ($this->resolveStack($stacks, $path) as $k => $v) {
                $definitions[$decoratedId = $p.$k] = $definition instanceof ChildDefinition ? $definition->setParent($k) : new ChildDefinition($k);
                $definition = null;
            }
            array_pop($path);
        }

if (1 === \count($path)) {
            foreach ($definitions as $k => $definition) {
                $definition->setPublic(false)->setTags([])->setDecoratedService($decoratedId);
            }
            $definition->setDecoratedService(null);
        }

return $definitions;
    }
}

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