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Add proposal-upsert methods to lib.esnext.collection#62612

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DanielRosenwasser merged 3 commits intomicrosoft:mainfrom
Renegade334:lib-map-upsert
Feb 6, 2026
Merged

Add proposal-upsert methods to lib.esnext.collection#62612
DanielRosenwasser merged 3 commits intomicrosoft:mainfrom
Renegade334:lib-map-upsert

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@Renegade334
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proposal-upsert is now stage 3, shipped in Safari 18.4, shipping in Firefox 144, and staging in Chromium.

@github-project-automation github-project-automation bot moved this to Not started in PR Backlog Oct 16, 2025
@typescript-bot typescript-bot added the For Uncommitted Bug PR for untriaged, rejected, closed or missing bug label Oct 16, 2025
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This PR doesn't have any linked issues. Please open an issue that references this PR. From there we can discuss and prioritise.

@jakebailey
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Do you know how far this is from being out of staging in V8/Chromium? The types themselves seem correct, of course, but I was trying to avoid being premature.

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Approving, though, and we can merge when ready.

@github-project-automation github-project-automation bot moved this from Not started to Needs merge in PR Backlog Nov 19, 2025
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Do you know how far this is from being out of staging in V8/Chromium?

Roadmapped for M145.

@DanielRosenwasser DanielRosenwasser added this pull request to the merge queue Feb 6, 2026
Merged via the queue into microsoft:main with commit e018d8c Feb 6, 2026
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@github-project-automation github-project-automation bot moved this from Needs merge to Done in PR Backlog Feb 6, 2026
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4 participants