public function getNodeEngine()
    {
        if (!$this->nodeEngine) {
            $this->nodeEngine = new NodejsPhpFallback($this->hasOption('node_path')
                ? $this->getDefaultOption('node_path')
                : 'node'
            );
        }

        return $this->nodeEngine;
    }
public function getNodeEngine()
    {
        if (!$this->nodeEngine) {
            $this->nodeEngine = new NodejsPhpFallback($this->hasOption('node_path')
                ? $this->getDefaultOption('node_path')
                : 'node'
            );
        }

        return $this->nodeEngine;
    }
public function getNodeEngine ( ) { if ( ! $ this -> nodeEngine ) { $ this -> nodeEngine = new NodejsPhpFallback ( $ this -> hasOption ( 'node_path' ) ? $ this -> getDefaultOption ( 'node_path' ) : 'node' ) ; } return $ this -> nodeEngine ; }
Return the NodejsPhpFallback instance used to execute pug-cli via node.

@return NodejsPhpFallback
Return the NodejsPhpFallback instance used to execute pug - cli via node .