Re: [csswg-drafts] [css-pseudo-4] Should Element.pseudo("unknown") be an error or return null? (#3603) from Tab Atkins Jr. via GitHub on 2019-04-16 (public-css-archive@w3.org from April 2019)

From: Tab Atkins Jr. via GitHub <sysbot+gh@w3.org>
Date: Tue, 16 Apr 2019 21:01:11 +0000
To: public-css-archive@w3.org
Message-ID: <issue_comment.created-483841700-1555448470-sysbot+gh@w3.org>

So, to answer the overall question:

We should do a `[=CSS/parse=]` on the string, matching it against the grammars of the allowed pseudo-elements. 

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Received on Tuesday, 16 April 2019 21:01:12 UTC