/**
*
* @param XPathExpr $xpath
*
* @return XPathExpr
*
* @throws ExpressionErrorException
*/
public function translateOnlyOfType(XPathExpr $xpath)
{
if ('*' === $xpath->getElement()) {
throw new ExpressionErrorException('"*:only-of-type" is not implemented.');
}
return $xpath->addCondition('last() = 1');
}
/**
* @param XPathExpr $xpath
* @param FunctionNode $function
*
* @return XPathExpr
*
* @throws ExpressionErrorException
*/
public function translateNthLastOfType(XPathExpr $xpath, FunctionNode $function)
{
if ('*' === $xpath->getElement()) {
throw new ExpressionErrorException('"*:nth-of-type()" is not implemented.');
}
return $this->translateNthChild($xpath, $function, true, false);
}
