Contao\CoreBundle\DependencyInjection\Compiler\AddPackagesPass::getVersions PHP Метод

    private function getVersions(array $json)
    {
        $packages = [];
        foreach ($json as $package) {
            if (isset($package['version'])) {
                $packages[$package['name']] = $package['version'];
            }
        }
        return $packages;
    }