# Functional psuedoclasses
These would mostly need to be added to the interpretor.

* [ ]  :not()
* [x]  :dir()
* [ ]  :is()
* [x]  :lang()
* [ ]  :nth-child()
* [ ]  :nth-last-child()
* [ ]  :nth-of-type()
* [ ]  :nth-last-child()
* [ ]  :where()
* etc