LGTM2 On Tue, Mar 3, 2026 at 9:51 AM Mike Taylor <[email protected]> wrote:
> LGTM1 - thanks for the explainer and updated tests. > On 2/26/26 11:02 a.m., Daniil Sakhapov wrote: > > also new tests will be loaded soon at > http://wpt.fyi/css/css-pseudo/events-on-after-before-marker.tentative.html > including the nested case > > On Thursday, February 26, 2026 at 4:49:03 PM UTC+1 Daniil Sakhapov wrote: > >> Here is an updated doc for my view on the CSSPseudoElement - >> https://github.com/danielsakhapov/CSSPseudoElementDoc. >> The core implementation is most likely won't be changed in the future, >> but rather be a solid base for extending the functionality of the interface >> with additional features. >> >> On Sunday, February 22, 2026 at 5:54:02 PM UTC+1 Mike Taylor wrote: >> >>> On 2/20/26 10:02 a.m., Mike Taylor wrote: >>> >>> >>> On 2/20/26 7:37 a.m., Daniil Sakhapov wrote: >>> >>> *Contact emails* >>> [email protected] >>> >>> *Specification* >>> https://www.w3.org/TR/css-pseudo-4/#CSSPseudoElement-interface >>> >>> https://www.w3.org/TR/css-pseudo-4/#issue-22d457b7 suggests the >>> interface may evolve. How big is the risk of us shipping now, and having to >>> chan >>> >>> I don't know where the second half of my sentence went - but it should >>> read ", and having to change the implementation later?" >>> >>> >>> >>> *Summary* >>> CSSPseudoElement interface is a way to represent a pseudo-element in JS. >>> >>> CSSPseudoElement is returned from Element.pseudo(type), where `type` is >>> currently: ::after, ::before, ::marker. >>> CSSPseudoElement is a proxy object that represents a pseudo-element, so, >>> unlike a pseudo-element, CSSPseudoElement always exists. >>> CSSPseudoElement has the following attributes/methods: >>> - The type attribute is a string representing the type of the >>> pseudo-element. >>> - The element attribute is the ultimate originating element of the >>> pseudo-element. >>> - The parent attribute is the originating element of the pseudo-element >>> (Either Element of CSSPseudoElement for nested pseudo-elements). >>> - The pseudo(type) method to retrieve nested pseudo-elements. >>> >>> *Blink component* >>> Blink>CSS >>> <https://issues.chromium.org/issues?q=customfield1222907:%22Blink%3ECSS%22> >>> >>> *Risks* >>> *Gecko*: No signal ( >>> https://github.com/mozilla/standards-positions/issues/1345) >>> >>> *WebKit*: No signal ( >>> https://github.com/WebKit/standards-positions/issues/607) >>> >>> *Web developers*: Positive >>> >>> *Will this feature be supported on all six Blink platforms (Windows, >>> Mac, Linux, ChromeOS, Android, and Android WebView)?* >>> Yes >>> >>> *Is this feature fully tested by web-platform-tests >>> <https://chromium.googlesource.com/chromium/src/+/main/docs/testing/web_platform_tests.md>?* >>> Yes >>> http://wpt.fyi/css/css-pseudo/events-on-pseudo-element.tentative.html >>> http://wpt.fyi/css/css-pseudo/CSSPseudoElement-identity.html >>> >>> Can we expand testing a bit here? There's nothing covering ::after or >>> ::marker (maybe redundant, but also trivial to add), or the case where we >>> don't expect .element and .parent to be the same. >>> >>> *Tracking bug* >>> https://issues.chromium.org/issues/40639103 >>> >>> *Estimated milestones* >>> Shipping on desktop 147 >>> Shipping on Android 147 >>> Shipping on WebView 147 >>> >>> *Link to entry on the Chrome Platform Status* >>> https://chromestatus.com/feature/5194399398756352?gate=6320299305598976 >>> >>> *Links to previous Intent discussions* >>> Intent to Prototype: >>> https://groups.google.com/a/chromium.org/d/msgid/blink-dev/686fbd23.2b0a0220.3a1521.1022.GAE%40google.com >>> >>> >>> This intent message was generated by Chrome Platform Status >>> <https://chromestatus.com/>. >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "blink-dev" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> To view this discussion visit >>> https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAH3Z92-59h%2BdTDdy_8gXQ9zsgsEr%3DPvUs_tCBPUH1MidH9UPcA%40mail.gmail.com >>> <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAH3Z92-59h%2BdTDdy_8gXQ9zsgsEr%3DPvUs_tCBPUH1MidH9UPcA%40mail.gmail.com?utm_medium=email&utm_source=footer> >>> . >>> >>> -- > You received this message because you are subscribed to the Google Groups > "blink-dev" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion visit > https://groups.google.com/a/chromium.org/d/msgid/blink-dev/c6f9aacf-95f4-4bc2-861b-b17482977418%40chromium.org > <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/c6f9aacf-95f4-4bc2-861b-b17482977418%40chromium.org?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "blink-dev" group. 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