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getExclude example

class ResolveTaggedIteratorArgumentPass extends AbstractRecursivePass
{
    use PriorityTaggedServiceTrait;

    protected function processValue(mixed $value, bool $isRoot = false): mixed
    {
        if (!$value instanceof TaggedIteratorArgument) {
            return parent::processValue($value, $isRoot);
        }

        $exclude = $value->getExclude();
        if ($value->excludeSelf()) {
            $exclude[] = $this->currentId;
        }

        $value->setValues($this->findAndSortTaggedServices($value, $this->container, $exclude));

        return $value;
    }
}

if (null !== $tag->getIndexAttribute()) {
                    $element->setAttribute('index-by', $tag->getIndexAttribute());

                    if (null !== $tag->getDefaultIndexMethod()) {
                        $element->setAttribute('default-index-method', $tag->getDefaultIndexMethod());
                    }
                    if (null !== $tag->getDefaultPriorityMethod()) {
                        $element->setAttribute('default-priority-method', $tag->getDefaultPriorityMethod());
                    }
                }
                if ($excludes = $tag->getExclude()) {
                    if (1 === \count($excludes)) {
                        $element->setAttribute('exclude', $excludes[0]);
                    } else {
                        foreach ($excludes as $exclude) {
                            $element->appendChild($this->document->createElement('exclude', $exclude));
                        }
                    }
                }
                if (!$tag->excludeSelf()) {
                    $element->setAttribute('exclude-self', 'false');
                }
            }

    use PriorityTaggedServiceTrait;

    protected bool $skipScalars = true;

    protected function processValue(mixed $value, bool $isRoot = false): mixed
    {
        if (!$value instanceof TaggedIteratorArgument) {
            return parent::processValue($value, $isRoot);
        }

        $exclude = $value->getExclude();
        if ($value->excludeSelf()) {
            $exclude[] = $this->currentId;
        }

        $value->setValues($this->findAndSortTaggedServices($value, $this->container, $exclude));

        return $value;
    }
}

    private function findAndSortTaggedServices(string|TaggedIteratorArgument $tagName, ContainerBuilder $container, array $exclude = []): array
    {
        $indexAttribute = $defaultIndexMethod = $needsIndexes = $defaultPriorityMethod = null;

        if ($tagName instanceof TaggedIteratorArgument) {
            $indexAttribute = $tagName->getIndexAttribute();
            $defaultIndexMethod = $tagName->getDefaultIndexMethod();
            $needsIndexes = $tagName->needsIndexes();
            $defaultPriorityMethod = $tagName->getDefaultPriorityMethod() ?? 'getDefaultPriority';
            $exclude = array_merge($exclude, $tagName->getExclude());
            $tagName = $tagName->getTag();
        }

        $i = 0;
        $services = [];

        foreach ($container->findTaggedServiceIds($tagName, true) as $serviceId => $attributes) {
            if (\in_array($serviceId, $exclude, true)) {
                continue;
            }

'tag' => $tag->getTag(),
                        'index_by' => $tag->getIndexAttribute(),
                    ];

                    if (null !== $tag->getDefaultIndexMethod()) {
                        $content['default_index_method'] = $tag->getDefaultIndexMethod();
                    }
                    if (null !== $tag->getDefaultPriorityMethod()) {
                        $content['default_priority_method'] = $tag->getDefaultPriorityMethod();
                    }
                }
                if ($excludes = $tag->getExclude()) {
                    if (!\is_array($content)) {
                        $content = ['tag' => $content];
                    }
                    $content['exclude'] = 1 === \count($excludes) ? $excludes[0] : $excludes;
                }
                if (!$tag->excludeSelf()) {
                    $content['exclude_self'] = false;
                }

                return new TaggedValue($value instanceof TaggedIteratorArgument ? 'tagged_iterator' : 'tagged_locator', $content);
            }