This proposal achieved stage 3 at the November 2022 meeting. This is a tracking issue for getting stage 4.

• committee consensus
• open PR to the spec - PR
  • editors have approved the PR
• write test262 tests - issue, PR
  • merge test262 tests
• at least two implementations
  • JavaScriptCore: issue (shipping in Safari 17)
  • V8: issue (shipping in Chrome 122)
  • SpiderMonkey: issue (shipping in Firefox 127)
  • Serenity LibJS: PR
• significant in-the-field experience