/**
* @param NodeInterface $node
*
* @return XPathExpr
*
* @throws ExpressionErrorException
*/
public function nodeToXPath(NodeInterface $node)
{
if (!isset($this->nodeTranslators[$node->getNodeName()])) {
throw new ExpressionErrorException(sprintf('Node "%s" not supported.', $node->getNodeName()));
}
return call_user_func($this->nodeTranslators[$node->getNodeName()], $node, $this);
}
/**
* Joins an XPath expression as an indirect adjacent of another.
*
* @param XPathExpr $xpath The parent XPath expression
* @param NodeInterface $sub The indirect adjacent NodeInterface object
*
* @return XPathExpr An XPath instance
*/
protected function _xpath_indirect_adjacent($xpath, $sub)
{
// when sub comes somewhere after xpath as a sibling
$xpath->join('/following-sibling::', $sub->toXpath());
return $xpath;
}
/**
* {@inheritdoc}
*/
public function getSpecificity()
{
return $this->selector->getSpecificity()->plus(new Specificity(0, 1, 0));
}
/** @dataProvider getSpecificityValueTestData */
public function testSpecificityValue(NodeInterface $node, $value)
{
$this->assertEquals($value, $node->getSpecificity()->getValue());
}