public static function getLineAndFile()
{
$o = self::$env->getLexer();
$c = new \ReflectionClass(get_class($o));
foreach ($c->getProperties() as $p) {
if ($p->name == 'lineno') {
$p->setAccessible(true);
$lineno = $p->getValue($o);
}
if ($p->name == 'filename') {
$p->setAccessible(true);
$filename = $p->getValue($o);
}
}
return $lineno . ' ' . trim($filename);
}