Nette\Bridges\CacheLatte\CacheMacro::initRuntime PHP Метод

    public static function initRuntime(Latte\Runtime\Template $template)
    {
        if (!empty($template->global->cacheStack)) {
            $file = (new \ReflectionClass($template))->getFileName();
            if (@is_file($file)) {
                // @ - may trigger error
                end($template->global->cacheStack)->dependencies[Cache::FILES][] = $file;
            }
        }
    }