[Bug 28107] TreeWalker nextNode never ascends the tree

https://www.w3.org/Bugs/Public/show_bug.cgi?id=28107

--- Comment #6 from Bergi <a.d.bergi@web.de> ---
> when we set currentNode to outside root (what is allowed and should continue travering)

Ah, didn't know that is valid, I thought it should find `null` in that case.
To allow this, the condition would need to be `isDescendant(node, root) ==
isDescendant(candidate, root)`. Not sure how to best express that in prose.

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Received on Monday, 22 August 2016 21:08:36 UTC