PHP v8js based hoganjs pre compiler

hoganjs-compiler.php

<?php
V8Js::registerExtension('hogan-compiler.js',file_get_contents('hogan-2.0.0.js'),array(),false);


class HoganCompiler extends V8Js
{
	
	public $template;
	private $expose;
	private $result;
	private static $__instance = NULL;
	 
	public function __construct(){
       parent::__construct('myobj',array(), array('hogan-compiler.js'));
	   $this->expose = $this; //expose object to v8
    }
	
	public function setResult($result){
		$this->result = $result;
	}
	
	public function compile(){
		$this->executeString('myobj.expose.setResult(Hogan.compile(myobj.template,{ asString: 1 }));');
		//echo $this->executeString('var_dump(this)');
		return $this->result;
	}
	
	public static function getInstance(){
        if(self::$__instance == NULL) self::$__instance = new HoganCompiler();
        return self::$__instance;
    }
	
	public function __clone()
    {
        trigger_error('Clone is not allowed.', E_USER_ERROR);
    }

    public function __wakeup()
    {
        trigger_error('Unserializing is not allowed.', E_USER_ERROR);
    }
	
}


$hogan = HoganCompiler::getInstance(); 
$hogan->template = "Hello {{world}}  Test!";
echo $hogan->compile();


?>