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Re: [csswg-drafts] [css-scoping][selectors] Should :where(:host) work? (#6420)

From: Emilio Cobos Álvarez via GitHub <sysbot+gh@w3.org>
Date: Sat, 03 Jul 2021 16:00:16 +0000
To: public-css-archive@w3.org
Message-ID: <issue_comment.created-873428974-1625328014-sysbot+gh@w3.org>
> I don't know how UAs currently implement the featureless thing, tho, so I'm not sure if it's a big deal to extend to :where()/:is() or not.

It'd be slightly annoying to implement the digging into `:where` / `:is`, specially since it'd be valid to do something like `:where(:host, div)` or something, and that is a bit tricky to reason about...

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