XPath\Extension (Component\CssSelector)

Symfony\Component\CssSelector\XPath\Extension

AbstractExtension	XPath expression translator abstract extension.
AttributeMatchingExtension	XPath expression translator attribute extension.
CombinationExtension	XPath expression translator combination extension.
FunctionExtension	XPath expression translator function extension.
HtmlExtension	XPath expression translator HTML extension.
NodeExtension	XPath expression translator node extension.
PseudoClassExtension	XPath expression translator pseudo-class extension.

ExtensionInterface

XPath expression translator extension interface.