Hi, please let us (API owners) know once the implementation has been updated and we'll LGTM, thanks!
On Wed, Aug 19, 2026 at 9:43 AM Chris Harrelson <[email protected]> wrote: > TL;DR please update to match the existing spec and file standards > positions requests with the other implementations. > > I researched the feature and think it should ship with the default of > "start end" as specified in the spec. Current tests are here > <https://wpt.fyi/results/css/css-text-decor?label=master&label=experimental&aligned&q=text-decoration-skip-spaces-001.html%20or%20text-decoration-skip-spaces-002.html%20or%20text-decoration-skip-spaces-003.html%20or%20text-decoration-skip-spaces-004.html%20or%20text-decoration-skip-spaces-005.html> > . > > The compat risk is only for the beginning and end of lines. I think it's > unlikely developers will dislike no longer underlining extra space at > the beginning or end of some text. I also think this situation is uncommon > in existing sites; developers have to go out of their way to cause extra > spaces to appear next to a run of text. (Also note: the default does *not* > skip spaces in the middle of text.) > > I did notice that there don't seem to be any tests for the default (i.e. a > test that doesn't set text-decoration-skip-spaces at all in the CSS), > please add that. > > > > > > > > On Wed, Aug 19, 2026 at 8:22 AM 'Dan Clark' via blink-dev < > [email protected]> wrote: > >> (Re-sending since the theading got messed up, sorry for any double-send). >> >> A concrete first step would be to file engine standards positions per the >> instructions in >> https://www.chromium.org/blink/launching-features/wide-review/#standards-positions >> to >> concretely ask Gecko and WebKit whether they plan to support this. In those >> threads you could ask that if they do plan to support this, whether they’d >> ship with ‘start end’ per the spec, or ‘end’ which is closer to their >> current behavior per https://github.com/w3c/csswg-drafts/issues/4653, or >> something else. >> >> If no one else has plans to ship this then I’m less concerned about >> diverging from what the spec has, so ‘none’ would be fine. We should then >> push to have the spec reflect reality rather than the other way round. >> >> On Monday, August 17, 2026 at 8:45:39 AM UTC-7 [email protected] wrote: >> >>> Thanks Dan. >>> >>> My plan is to ship with 'none' as the default, because I think such >>> compatibility is less risky, but it will lead to inconsistency with the >>> specification. >>> >>> It seems that Firefox and Safari do not support it so far. Maybe I >>> missed something. >>> >>> I'm not sure how to continue. Could you give me some advice? Thanks. >>> >>> 在2026年8月13日星期四 UTC+8 00:19:19<[email protected]> 写道： >>> >>> We talked about this during the API Owners call today and something that >>> came up was this Issue 6 in the spec: >>> https://drafts.csswg.org/css-text-decor-4/#issue-4229bfce >>> Is your plan to ship with 'none' as the default, or try 'end' to more >>> closely align with the Firefox and Safari behavior noted in >>> https://github.com/w3c/csswg-drafts/issues/4653? >>> API Owners may be open to taking on some compatibility risk here if we >>> think it'd mean shipping a better behavior, as long as we go into it with >>> both eyes open and are ready to activate the kill-switch if there are >>> issues. >>> >>> And can you request signals on this from Gecko and Webkit? Are there >>> developer signals we can point at to see that people need this feature? >>> >>> Thanks, >>> Dan >>> >>> On Tuesday, August 11, 2026 at 6:02:56 AM UTC-7 Chromestatus wrote: >>> >>> *Contact emails* >>> [email protected] >>> >>> *Specification* >>> >>> https://drafts.csswg.org/css-text-decor-4/#text-decoration-skip-spaces-property >>> >>> *Summary* >>> The text-decoration-skip-spaces CSS property controls whether text >>> decoration lines (underlines, overlines, line-throughs, etc.) skip over >>> whitespace characters. This allows authors to prevent decorations from >>> being drawn under spaces, which is often more visually appealing. >>> >>> *Blink component* >>> Blink>CSS >>> <https://issues.chromium.org/issues?q=customfield1222907:%22Blink%3ECSS%22> >>> >>> *Web Feature ID* >>> text-decoration <https://webstatus.dev/features/text-decoration> >>> >>> *Motivation* >>> Currently there is no web standard way to control whether text >>> decorations (underlines, overlines, line-throughs) appear over whitespace >>> characters. Authors commonly want to suppress the underline under >>> leading/trailing spaces in inline elements, but CSS provides no mechanism >>> for this. The `text-decoration-skip-spaces` property fills this gap, >>> allowing precise control over decoration rendering around whitespace. This >>> is useful for navigation menus, links, and any text where the decoration >>> should visually attach only to non-space characters. >>> >>> *Initial public proposal* >>> *No information provided* >>> >>> *TAG review* >>> *No information provided* >>> >>> *TAG review status* >>> Not applicable >>> >>> *Goals for experimentation* >>> None >>> >>> *Risks* >>> >>> >>> *Interoperability and Compatibility* >>> Minimal risks; this feature is purely additive. >>> >>> *Gecko*: No signal >>> >>> *WebKit*: No signal >>> >>> *Web developers*: No signals >>> >>> *Other signals*: >>> >>> *WebView application risks* >>> >>> Does this intent deprecate or change behavior of existing APIs, such >>> that it has potentially high risk for Android WebView-based applications? >>> *No information provided* >>> >>> >>> *Debuggability* >>> *No information provided* >>> >>> *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 >>> >>> https://wpt.fyi/results/css/css-text-decor?sha=249e1eb8e6&label=master&max-count=1&view=subtest&q=css%2Fcss-text-decor%2Ftext-decoration-skip-spaces >>> >>> *Flag name on about://flags* >>> enable-experimental-web-platform-features >>> >>> *Finch feature name* >>> CSSTextDecorationSkipSpaces >>> >>> *Rollout plan* >>> Will ship enabled for all users >>> >>> *Requires code in //chrome?* >>> False >>> >>> *Tracking bug* >>> https://issues.chromium.org/issues/40862777 >>> >>> *Estimated milestones* >>> >>> Shipping on desktop154 DevTrial on desktop150 Shipping on Android154 >>> DevTrial >>> on Android150 Shipping on WebView154 >>> >>> *Anticipated spec changes* >>> >>> Open questions about a feature may be a source of future web compat or >>> interop issues. Please list open issues (e.g. links to known github issues >>> in the project for the feature specification) whose resolution may >>> introduce web compat/interop risk (e.g., changing to naming or structure of >>> the API in a non-backward-compatible way). >>> *No information provided* >>> >>> *Link to entry on the Chrome Platform Status* >>> https://chromestatus.com/feature/4832783806627840?gate=6279878547734528 >>> >>> *Links to previous Intent discussions* >>> Intent to Prototype: >>> https://groups.google.com/a/chromium.org/d/msgid/blink-dev/69d8f543.050a0220.1c79a0.1352.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/976d683a-1865-40a3-8880-e0f3147ca667n%40chromium.org >> <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/976d683a-1865-40a3-8880-e0f3147ca667n%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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