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[Temporal] Add toString, toJSON, and toLocaleString methods for PlainYearMonth#54717

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webkit-commit-queue merged 1 commit intoWebKit:mainfrom
catamorphism:plainmonthday-plainyearmonth-part-9
Dec 3, 2025
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[Temporal] Add toString, toJSON, and toLocaleString methods for PlainYearMonth#54717
webkit-commit-queue merged 1 commit intoWebKit:mainfrom
catamorphism:plainmonthday-plainyearmonth-part-9

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@catamorphism catamorphism commented Dec 2, 2025 •
edited by webkit-early-warning-system
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bf9ae75

[Temporal] Add toString, toJSON, and toLocaleString methods for PlainYearMonth
https://bugs.webkit.org/show_bug.cgi?id=303413

Reviewed by Darin Adler.

Implement these methods.

Co-authored-by: Darin Adler <[email protected]>

* JSTests/stress/temporal-plainyearmonth.js:
(shouldThrow):
* JSTests/test262/config.yaml:
* JSTests/test262/expectations.yaml:
* Source/JavaScriptCore/runtime/ISO8601.cpp:
(JSC::ISO8601::temporalYearMonthToString):
* Source/JavaScriptCore/runtime/ISO8601.h:
* Source/JavaScriptCore/runtime/TemporalPlainYearMonth.cpp:
(JSC::TemporalPlainYearMonth::toString const):
* Source/JavaScriptCore/runtime/TemporalPlainYearMonth.h:
* Source/JavaScriptCore/runtime/TemporalPlainYearMonthPrototype.cpp:
(JSC::JSC_DEFINE_HOST_FUNCTION):

Canonical link: https://commits.webkit.org/303866@main

3fba7ca

Misc iOS, visionOS, tvOS & watchOS macOS Linux Windows
✅ 🧪 style ✅ 🛠 ios ✅ 🛠 mac ✅ 🛠 wpe   🛠 win
✅ 🛠 ios-sim ✅ 🛠 mac-AS-debug ✅ 🧪 wpe-wk2   🧪 win-tests
✅ 🧪 webkitperl   🧪 ios-wk2 ✅ 🧪 api-mac ✅ 🧪 api-wpe
  🧪 ios-wk2-wpt   🧪 api-mac-debug ⏳ 🛠 wpe-cairo
✅ 🛠 🧪 jsc   🧪 api-ios ✅ 🧪 mac-wk1 ✅ 🛠 gtk
✅ 🛠 🧪 jsc-arm64 ✅ 🛠 vision ✅ 🧪 mac-wk2   🧪 gtk-wk2
✅ 🛠 vision-sim   🧪 mac-AS-debug-wk2 ✅ 🧪 api-gtk
✅ 🛠 🧪 merge ✅ 🧪 vision-wk2 ✅ 🧪 mac-wk2-stress   🛠 playstation
✅ 🛠 tv ✅ 🧪 mac-intel-wk2 ✅ 🛠 jsc-armv7
✅ 🛠 tv-sim ✅ 🛠 mac-safer-cpp   🧪 jsc-armv7-tests
  🛠 watch
✅ 🛠 watch-sim

@catamorphism catamorphism requested a review from a team as a code owner December 2, 2025 20:57
@catamorphism catamorphism self-assigned this Dec 2, 2025
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webkit-early-warning-system commented Dec 2, 2025 •
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EWS run on previous version of this PR (hash 4be93cf)

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Misc iOS, visionOS, tvOS & watchOS macOS Linux Windows
✅ 🧪 style   🛠 ios ✅ 🛠 mac   🛠 wpe   🛠 win
  🛠 ios-sim   🛠 mac-AS-debug   🧪 wpe-wk2   🧪 win-tests
✅ 🧪 webkitperl   🧪 ios-wk2   🧪 api-mac   🧪 api-wpe
  🧪 ios-wk2-wpt ⏳ 🧪 api-mac-debug ⏳ 🛠 wpe-cairo
  🛠 🧪 jsc   🧪 api-ios   🧪 mac-wk1   🛠 gtk
✅ 🛠 🧪 jsc-arm64   🛠 vision   🧪 mac-wk2   🧪 gtk-wk2
  🛠 vision-sim   🧪 mac-AS-debug-wk2   🧪 api-gtk
⏳ 🧪 vision-wk2   🧪 mac-wk2-stress   🛠 playstation
  🛠 tv   🧪 mac-intel-wk2 ✅ 🛠 jsc-armv7
  🛠 tv-sim ✅ 🛠 mac-safer-cpp ⏳ 🧪 jsc-armv7-tests
  🛠 watch
  🛠 watch-sim

@catamorphism catamorphism added the JavaScriptCore For bugs in JavaScriptCore, the JS engine used by WebKit, other than kxmlcore issues. label Dec 2, 2025
@catamorphism catamorphism force-pushed the plainmonthday-plainyearmonth-part-9 branch from 4be93cf to 0128c33 Compare December 2, 2025 20:59
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webkit-early-warning-system commented Dec 2, 2025 •
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EWS run on previous version of this PR (hash 0128c33)

Details

Misc iOS, visionOS, tvOS & watchOS macOS Linux Windows
✅ 🧪 style ✅ 🛠 ios ✅ 🛠 mac ✅ 🛠 wpe   🛠 win
✅ 🛠 ios-sim ❌ 🛠 mac-AS-debug   🧪 wpe-wk2   🧪 win-tests
✅ 🧪 webkitperl   🧪 ios-wk2   🧪 api-mac ✅ 🧪 api-wpe
  🧪 ios-wk2-wpt ⏳ 🧪 api-mac-debug ⏳ 🛠 wpe-cairo
✅ 🛠 🧪 jsc   🧪 api-ios ✅ 🧪 mac-wk1 ✅ 🛠 gtk
✅ 🛠 🧪 jsc-arm64 ❌ 🛠 vision ✅ 🧪 mac-wk2   🧪 gtk-wk2
  🛠 vision-sim ❌ 🧪 mac-AS-debug-wk2 ✅ 🧪 api-gtk
⏳ 🧪 vision-wk2 ✅ 🧪 mac-wk2-stress   🛠 playstation
❌ 🛠 tv ✅ 🧪 mac-intel-wk2 ✅ 🛠 jsc-armv7
  🛠 tv-sim ✅ 🛠 mac-safer-cpp ⏳ 🧪 jsc-armv7-tests
  🛠 watch
❌ 🛠 watch-sim

@webkit-ews-buildbot webkit-ews-buildbot added the merging-blocked Applied to prevent a change from being merged label Dec 2, 2025
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EWS run on previous version of this PR (hash 428f09e)

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Misc iOS, visionOS, tvOS & watchOS macOS Linux Windows
✅ 🧪 style   🛠 ios   🛠 mac ✅ 🛠 wpe   🛠 win
  🛠 ios-sim   🛠 mac-AS-debug ⏳ 🧪 wpe-wk2   🧪 win-tests
✅ 🧪 webkitperl   🧪 ios-wk2   🧪 api-mac   🧪 api-wpe
  🧪 ios-wk2-wpt   🧪 api-mac-debug ⏳ 🛠 wpe-cairo
  🛠 🧪 jsc   🧪 api-ios   🧪 mac-wk1 ✅ 🛠 gtk
✅ 🛠 🧪 jsc-arm64   🛠 vision   🧪 mac-wk2 ⏳ 🧪 gtk-wk2
  🛠 vision-sim   🧪 mac-AS-debug-wk2   🧪 api-gtk
⏳ 🧪 vision-wk2   🧪 mac-wk2-stress   🛠 playstation
  🛠 tv   🧪 mac-intel-wk2   🛠 jsc-armv7
  🛠 tv-sim   🛠 mac-safer-cpp   🧪 jsc-armv7-tests
  🛠 watch
  🛠 watch-sim

darinadler
darinadler approved these changes Dec 2, 2025
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webkit-early-warning-system commented Dec 2, 2025 •
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EWS run on previous version of this PR (hash ca95458)

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Misc iOS, visionOS, tvOS & watchOS macOS Linux Windows
✅ 🧪 style   🛠 ios   🛠 mac   🛠 wpe   🛠 win
  🛠 ios-sim   🛠 mac-AS-debug   🧪 wpe-wk2   🧪 win-tests
✅ 🧪 webkitperl   🧪 ios-wk2   🧪 api-mac   🧪 api-wpe
  🧪 ios-wk2-wpt   🧪 api-mac-debug ⏳ 🛠 wpe-cairo
  🛠 🧪 jsc   🧪 api-ios   🧪 mac-wk1   🛠 gtk
  🛠 🧪 jsc-arm64   🛠 vision   🧪 mac-wk2   🧪 gtk-wk2
  🛠 vision-sim   🧪 mac-AS-debug-wk2   🧪 api-gtk
⏳ 🧪 vision-wk2   🧪 mac-wk2-stress   🛠 playstation
  🛠 tv   🧪 mac-intel-wk2   🛠 jsc-armv7
  🛠 tv-sim   🛠 mac-safer-cpp   🧪 jsc-armv7-tests
  🛠 watch
  🛠 watch-sim

@webkit-early-warning-system
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webkit-early-warning-system commented Dec 2, 2025 •
edited
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EWS run on previous version of this PR (hash 8f02af4)

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Misc iOS, visionOS, tvOS & watchOS macOS Linux Windows
✅ 🧪 style   🛠 ios   🛠 mac   🛠 wpe   🛠 win
  🛠 ios-sim   🛠 mac-AS-debug   🧪 wpe-wk2   🧪 win-tests
✅ 🧪 webkitperl   🧪 ios-wk2   🧪 api-mac   🧪 api-wpe
  🧪 ios-wk2-wpt   🧪 api-mac-debug ⏳ 🛠 wpe-cairo
  🛠 🧪 jsc   🧪 api-ios   🧪 mac-wk1   🛠 gtk
  🛠 🧪 jsc-arm64   🛠 vision   🧪 mac-wk2   🧪 gtk-wk2
  🛠 vision-sim   🧪 mac-AS-debug-wk2   🧪 api-gtk
⏳ 🧪 vision-wk2   🧪 mac-wk2-stress   🛠 playstation
  🛠 tv   🧪 mac-intel-wk2   🛠 jsc-armv7
  🛠 tv-sim ✅ 🛠 mac-safer-cpp   🧪 jsc-armv7-tests
  🛠 watch
  🛠 watch-sim

@catamorphism catamorphism force-pushed the plainmonthday-plainyearmonth-part-9 branch from 8f02af4 to 05bddb7 Compare December 2, 2025 22:47
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webkit-early-warning-system commented Dec 2, 2025 •
edited
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EWS run on previous version of this PR (hash 05bddb7)

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Misc iOS, visionOS, tvOS & watchOS macOS Linux Windows
✅ 🧪 style ✅ 🛠 ios ✅ 🛠 mac ✅ 🛠 wpe ❌ 🛠 win
❌ 🛠 ios-sim ✅ 🛠 mac-AS-debug ✅ 🧪 wpe-wk2 ❌ 🧪 win-tests
✅ 🧪 webkitperl ❌ 🧪 ios-wk2 ✅ 🧪 api-mac ✅ 🧪 api-wpe
❌ 🧪 ios-wk2-wpt ✅ 🧪 api-mac-debug ⏳ 🛠 wpe-cairo
✅ 🛠 🧪 jsc ❌ 🧪 api-ios ✅ 🧪 mac-wk1 ✅ 🛠 gtk
✅ 🛠 🧪 jsc-arm64 ✅ 🛠 vision ✅ 🧪 mac-wk2 ✅ 🧪 gtk-wk2
❌ 🛠 vision-sim ✅ 🧪 mac-AS-debug-wk2 ✅ 🧪 api-gtk
⏳ 🧪 vision-wk2 ✅ 🧪 mac-wk2-stress ❌ 🛠 playstation
✅ 🛠 tv ✅ 🧪 mac-intel-wk2 ✅ 🛠 jsc-armv7
❌ 🛠 tv-sim ✅ 🛠 mac-safer-cpp ✅ 🧪 jsc-armv7-tests
❌ 🛠 watch
✅ 🛠 watch-sim

@catamorphism catamorphism force-pushed the plainmonthday-plainyearmonth-part-9 branch from 05bddb7 to 3fba7ca Compare December 3, 2025 20:11
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webkit-early-warning-system commented Dec 3, 2025 •
edited
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EWS run on current version of this PR (hash 3fba7ca)

Details

Misc iOS, visionOS, tvOS & watchOS macOS Linux Windows
✅ 🧪 style ✅ 🛠 ios ✅ 🛠 mac ✅ 🛠 wpe   🛠 win
✅ 🛠 ios-sim ✅ 🛠 mac-AS-debug ✅ 🧪 wpe-wk2   🧪 win-tests
✅ 🧪 webkitperl   🧪 ios-wk2 ✅ 🧪 api-mac ✅ 🧪 api-wpe
  🧪 ios-wk2-wpt   🧪 api-mac-debug ⏳ 🛠 wpe-cairo
✅ 🛠 🧪 jsc   🧪 api-ios ✅ 🧪 mac-wk1 ✅ 🛠 gtk
✅ 🛠 🧪 jsc-arm64 ✅ 🛠 vision ✅ 🧪 mac-wk2   🧪 gtk-wk2
✅ 🛠 vision-sim   🧪 mac-AS-debug-wk2 ✅ 🧪 api-gtk
✅ 🛠 🧪 merge ✅ 🧪 vision-wk2 ✅ 🧪 mac-wk2-stress   🛠 playstation
✅ 🛠 tv ✅ 🧪 mac-intel-wk2 ✅ 🛠 jsc-armv7
✅ 🛠 tv-sim ✅ 🛠 mac-safer-cpp   🧪 jsc-armv7-tests
  🛠 watch
✅ 🛠 watch-sim

@catamorphism catamorphism removed the merging-blocked Applied to prevent a change from being merged label Dec 3, 2025
@darinadler darinadler added the merge-queue Applied to send a pull request to merge-queue label Dec 3, 2025
@catamorphism @darinadler
[Temporal] Add toString, toJSON, and toLocaleString methods for Plain…
bf9ae75 
…YearMonth

https://bugs.webkit.org/show_bug.cgi?id=303413

Reviewed by Darin Adler.

Implement these methods.

Co-authored-by: Darin Adler <[email protected]>

* JSTests/stress/temporal-plainyearmonth.js:
(shouldThrow):
* JSTests/test262/config.yaml:
* JSTests/test262/expectations.yaml:
* Source/JavaScriptCore/runtime/ISO8601.cpp:
(JSC::ISO8601::temporalYearMonthToString):
* Source/JavaScriptCore/runtime/ISO8601.h:
* Source/JavaScriptCore/runtime/TemporalPlainYearMonth.cpp:
(JSC::TemporalPlainYearMonth::toString const):
* Source/JavaScriptCore/runtime/TemporalPlainYearMonth.h:
* Source/JavaScriptCore/runtime/TemporalPlainYearMonthPrototype.cpp:
(JSC::JSC_DEFINE_HOST_FUNCTION):

Canonical link: https://commits.webkit.org/303866@main
@webkit-commit-queue webkit-commit-queue force-pushed the plainmonthday-plainyearmonth-part-9 branch from 3fba7ca to bf9ae75 Compare December 3, 2025 22:47
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webkit-commit-queue commented Dec 3, 2025

Committed 303866@main (bf9ae75): https://commits.webkit.org/303866@main

Reviewed commits have been landed. Closing PR #54717 and removing active labels.

@webkit-commit-queue webkit-commit-queue merged commit bf9ae75 into WebKit:main Dec 3, 2025
@webkit-commit-queue webkit-commit-queue removed the merge-queue Applied to send a pull request to merge-queue label Dec 3, 2025
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