protected function get($name) {
$current = $this->env;

$isArguments = $name == $this->vPrefix . 'arguments';
while ($current) {
if ($isArguments && isset($current->arguments)) {
return array('list', ' ', $current->arguments);
}

if (isset($current->store[$name]))
return $current->store[$name];
else {
$current = isset($current->storeParent) ?
$current->storeParent : $current->parent;
}
}

$this->throwError("variable $name is undefined");
}