public function finalize(Document &$document)
{
if ($this->slide) {
$document->addNode(new RawNode('</div>'));
}
}
/**
* Asserts that a document has nodes that satisfy the function
*/
private function assertNotHasNode(Document $document, $function)
{
$nodes = $document->getNodes($function);
$this->assertEmpty($nodes);
}