Re: [whatwg/dom] replaceChild() has odd mutation observer behavior after #754 (#814) from Anne van Kesteren on 2020-01-10 (public-webapps-github@w3.org from January 2020)

From: Anne van Kesteren <notifications@github.com>
Date: Fri, 10 Jan 2020 07:46:08 -0800
To: whatwg/dom <dom@noreply.github.com>
Cc: Subscribed <subscribed@noreply.github.com>
Message-ID: <whatwg/dom/issues/814/573088657@github.com>

The thing I don't understand is that _previousSibling_ goes away as we do store that in a variable upfront before any mutations have happened. So how could it disappear?

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Received on Friday, 10 January 2020 15:46:11 UTC