Re: [whatwg/dom] `MutationObserver` flag to observe mutations in (open) shadow trees to facilitate polyfills of HTML syntax (Issue #1287) from smaug---- on 2025-11-14 (public-webapps-github@w3.org from November 2025)

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Date: Fri, 14 Nov 2025 15:14:12 -0800
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smaug---- left a comment (whatwg/dom#1287)

I guess "attachedOpenShadowRoots" would be needed anyhow, since that is a DOM primitive which MutationObserver can't express currently. It is not about childList changing.

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Received on Friday, 14 November 2025 23:14:16 UTC