Bug 271086

Summary:

[css-cascade] @scope with :host/:host() or when implicit at top level of shadow root doesn’t apply

Product:

WebKit

Reporter:

Nathan Knowler <nathan>

Component:

CSS

Assignee:

Nobody <webkit-unassigned>

Status:

NEW

Severity:

Normal

CC:

ahmad.saleem792, dassonville.andrew, karlcow, koivisto, m_dubet, nathan, ntim, webkit-bug-importer

Priority:

Keywords:

BrowserCompat, HasReduction, InRadar

Version:

Safari 17

Hardware:

All

OS:

All

Attachments:

Description	Flags
Reduction of implicit @scope and :host/:host() as @scope starting root not working in shadow roots	none

Nathan Knowler

Reported 2024-03-15 15:45:22 PDT

Created attachment 470394 [details] Reduction of implicit @scope and :host/:host() as @scope starting root not working in shadow roots Using an implicit `@scope` at the top level of a shadow root doesn’t work. Also, using `:host` or `:host()` don’t work as the starting root.

Attachments
Reduction of implicit @scope and :host/:host() as @scope starting root not working in shadow roots (1.12 KB, text/html) 2024-03-15 15:45 PDT, Nathan Knowler	no flags	Details
View All Add attachment proposed patch, testcase, etc.

Ahmad Saleem

Comment 1 2024-03-15 21:00:02 PDT

Safari Technology Preview 190 is matching with Firefox Nightly 125 and don't have all texts in pink while Chrome Canary 124 have them in pink.

Nathan Knowler

Comment 2 2024-03-15 21:05:59 PDT

(In reply to Ahmad Saleem from comment #1) > Safari Technology Preview 190 is matching with Firefox Nightly 125 and don't > have all texts in pink while Chrome Canary 124 have them in pink. That’s what I’ve observed also. As far as I know Firefox doesn’t have @scope support at all yet though.

Ahmad Saleem

Comment 3 2024-03-15 21:47:39 PDT

Just to update - WebKit ToT (276222@main) - via Minibrowser - it is still reproducible.

Radar WebKit Bug Importer

Comment 4 2024-03-22 15:46:13 PDT

<rdar://problem/125262274>

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