Shane F. Carr

Maybe we should consider just deprecating Array.prototype.toLocaleString. 1. It is more clear and explicit for people to use Intl.ListFormat 2. There are likely people who depend on Array.prototype.toLocaleString having its...

Adding LanguageMatcher was first brought up in https://github.com/tc39/ecma402/issues/46. So it's not a new issue; it just needs someone to champion it and help shepherd it through the process. As Zibi...

> So is the next step to put together a formal proposal repo? Yes; creating a proposal repo with a README explaining the problem space will enable us to continue...

Thanks for the discussion. Here's my take. Spoiler alert: I stand somewhere in the middle of the spectrum. ### Requirement 1 (Prior Art) There's no doubt that there is prior...

This sounds like something for DisplayNames, no? DateTimeFormat should be for formatting dates and times. If anything, we should do more to make sure there is enough information in a...

In the case, the time zone implicitly defaults to the system time zone, so `Temporal.now.timeZone()` should suffice to get the time zone ID, and then you can pass that to...

I could imagine that the time zone or era name could be context-dependent, like grammatical case, pluralization rules, etc., although I don't know of this being done in practice.

Notes from 2020-07-09 discussion: https://github.com/tc39/ecma402/blob/master/meetings/notes-2020-07-09.md#cannot-output-only-era-or-timezonename-461

Fingerprintable behavior is the implementation-dependent stuff in Annex A plus the default locale.

@FrankYFTang