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parseDeprecation example

    protected function parseRoute(RouteCollection $collection, \DOMElement $node, string $path)
    {
        if ('' === $id = $node->getAttribute('id')) {
            throw new \InvalidArgumentException(sprintf('The <route> element in file "%s" must have an "id" attribute.', $path));
        }

        if ('' !== $alias = $node->getAttribute('alias')) {
            $alias = $collection->addAlias($id, $alias);

            if ($deprecationInfo = $this->parseDeprecation($node, $path)) {
                $alias->setDeprecated($deprecationInfo['package'], $deprecationInfo['version'], $deprecationInfo['message']);
            }

            return;
        }

        $schemes = preg_split('/[\s,\|]++/', $node->getAttribute('schemes'), -1, \PREG_SPLIT_NO_EMPTY);
        $methods = preg_split('/[\s,\|]++/', $node->getAttribute('methods'), -1, \PREG_SPLIT_NO_EMPTY);

        [$defaults, $requirements, $options, $condition, $paths, /* $prefixes */, $hosts] = $this->parseConfigs($node, $path);