Bug 220532 - [selectors] :host(:not(.a .b)) should be an invalid selector
Summary: [selectors] :host(:not(.a .b)) should be an invalid selector
Status: NEW
Alias: None
Product: WebKit
Classification: Unclassified
Component: CSS (show other bugs)
Version: WebKit Nightly Build
Hardware: Unspecified Unspecified
: P2 Normal
Assignee: Antti Koivisto
URL:
Keywords: BrowserCompat, InRadar, WebExposed
Depends on:
Blocks: 148695
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Reported: 2021-01-11 22:43 PST by Manuel Rego Casasnovas
Modified: 2022-08-22 12:15 PDT (History)
7 users (show)

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Description Manuel Rego Casasnovas 2021-01-11 22:43:46 PST 
There's only one test case failing in the following WPT test:
https://wpt.fyi/results/css/selectors/parsing/parse-not.html

That test case is checking that ":host(:not(.a .b))" is an invalid selector.
It's passing in Chromium and Firefox, but failing in WebKit.
Comment 1 Radar WebKit Bug Importer 2021-01-18 22:44:13 PST 
<rdar://problem/73341243>