Hostnet\Bundle\WebpackBundle\DependencyInjection\Configuration::addNodeJSConfiguration PHP Метод

    private function addNodeJSConfiguration(NodeBuilder $node)
    {
        $node->arrayNode('node')->addDefaultsIfNotSet()->children()->arrayNode('binary')->addDefaultsIfNotSet()->beforeNormalization()->ifString()->then(function ($value) {
            return ['win32' => $value, 'win64' => $value, 'linux_x32' => $value, 'linux_x64' => $value, 'darwin' => $value, 'fallback' => $value];
        })->end()->children()->scalarNode('win32')->defaultValue('node')->end()->scalarNode('win64')->defaultValue('node')->end()->scalarNode('linux_x32')->defaultValue('node')->end()->scalarNode('linux_x64')->defaultValue('node')->end()->scalarNode('darwin')->defaultValue('node')->end()->scalarNode('fallback')->defaultValue('node')->end()->end()->end()->scalarNode('npm_packages_path')->defaultNull()->end()->scalarNode('node_modules_path')->defaultNull()->end()->end();
    }