On Thursday, December 16, 2021 at 9:16:54 AM UTC+9 Seokho Song wrote:
> Hi, mike! Thanks for response :) > On Saturday, December 11, 2021 at 3:39:16 PM UTC+9 [email protected] > wrote: > >> Hi Seokho, >> >> Thanks for working on this! >> >> On 12/9/21 6:56 PM, Seokho Song wrote: >> >> Contact emails >> >> [email protected] >> >> Explainer >> >> https://github.com/DevSDK/calc-infinity-and-NaN/blob/master/explainer.md >> >> Specification >> >> >> https://drafts.csswg.org/css-values/#ref-for-math-function%E2%91%A1%E2%91%A0 >> >> Design docs >> >> https://bit.ly/349gXjq >> >> Summary >> >> CSS calc() math function should allow infinity and NaN values by >> 'infinity', '-infinity', 'NaN' keywords or expressions that could be >> evaluated into infinity or NaN such as 'calc(1/0)'. >> >> >> Blink component >> >> Blink>CSS >> <https://bugs.chromium.org/p/chromium/issues/list?q=component:Blink%3ECSS> >> >> Search tags >> >> css <https://chromestatus.com/features#tags:css>, calc >> <https://chromestatus.com/features#tags:calc>, infinity >> <https://chromestatus.com/features#tags:infinity>, nan >> <https://chromestatus.com/features#tags:nan> >> >> TAG review >> >> Not required. It's a very small part of CSS. >> >> TAG review status >> >> Not applicable >> >> Risks >> >> >> Interoperability and Compatibility >> >> This feature may have interoperability risks. Other browsers have not yet >> implemented this feature. >> >> Looking at >> https://wpt.fyi/results/css/css-values?label=master&label=experimental&aligned&q=infinity-nan, >> >> it seems like Chrome and Safari disagree on handling a top-level >> calculation that produces NaN, like "calc(NaN * 1px)" - I think we're >> treating it as positive Infinity, and they seem to be treating as >> (unsigned?) zero? >> >> I filed https://bugs.webkit.org/show_bug.cgi?id=234176 to track that. >> >> Gecko: No signal (https://bugzilla.mozilla.org/show_bug.cgi?id=1682444) >> >> Can you please request a position? https://bit.ly/blink-signals >> > > Sure. I've filed on > https://github.com/mozilla/standards-positions/issues/602. > But not yet responded. > > >> >> WebKit: Shipped/Shipping (https://bugs.webkit.org/show_bug.cgi?id=231044) >> >> Web developers: No signals >> >> Other signals: >> >> >> Debuggability >> >> N/A >> >> DevTools should support this out of the box, I think. >> > > Can I ask what features or supports we need on devtools? > What do I need some action on it? > For this project, the degenerate values are correctly reflected when we inspect the style of an element. I think DevTools is already supporting this. No extra work is needed. >> >> Is this feature fully tested by web-platform-tests >> <https://chromium.googlesource.com/chromium/src/+/master/docs/testing/web_platform_tests.md> >> ? >> >> Yes >> >> >> Flag name >> >> Requires code in //chrome? >> >> False >> >> Tracking bug >> >> https://bugs.chromium.org/p/chromium/issues/detail?id=1133390 >> >> Estimated milestones >> >> 99 >> >> >> Link to entry on the Chrome Platform Status >> >> https://chromestatus.com/feature/5657825571241984 >> >> Links to previous Intent discussions >> >> Intent to prototype: >> https://groups.google.com/a/chromium.org/g/blink-dev/c/4cT9dMkzVXE/m/aCT8B6PDAwAJ >> >> >> 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 on the web visit >> https://groups.google.com/a/chromium.org/d/msgid/blink-dev/f98064ee-9d8a-44a5-bf37-4a32a5471496n%40chromium.org >> >> <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/f98064ee-9d8a-44a5-bf37-4a32a5471496n%40chromium.org?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 on the web visit https://groups.google.com/a/chromium.org/d/msgid/blink-dev/c10dbce3-19ef-462b-965e-b5e5a851e7b1n%40chromium.org.
