/**
* Pre-process the template source, making all registered TemplateProcessors
* do what they need to do with the template source before it is parsed.
*
* @param string $templateSource
* @return string
*/
protected function preProcessTemplateSource($templateSource)
{
foreach ($this->renderingContext->getTemplateProcessors() as $templateProcessor) {
$templateSource = $templateProcessor->preProcessSource($templateSource);
}
return $templateSource;
}
