SensioLabs\Melody\Configuration\RunConfigurationParser::parsePackages PHP Метод

    private function parsePackages($config)
    {
        if (!array_key_exists('packages', $config)) {
            throw new ParseException('The configuration should define a "packages" key.');
        }
        if (!is_array($config['packages'])) {
            throw new ParseException('The packages configuration should be an array.');
        }
        $packages = array();
        foreach ($config['packages'] as $i => $package) {
            if (!is_string($package)) {
                throw new ParseException(sprintf('The package at key "%s" should be a string, "%s" given.', $i, gettype($package)));
            }
            $packages[] = $this->extractPackage($package);
        }
        // allow empty list of config packages
        if ($packages) {
            $packages = call_user_func_array('array_merge', $packages);
        }
        return $packages;
    }