protected function initTagName(Tag $tag)
{
if (isset($tag->buffer)) {
if (preg_match('`^[a-z][a-zA-Z0-9]+(?!\\()`', $tag->name)) {
$tag->name = '$' . $tag->name;
}
$tag->name = trim($this->createCode('echo ' . $tag->name . ';'));
}
}