TC39 General
2021-12-31
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18:04
<devsnek>
tfw tuples don't come with boxes anymore
18:21
<devsnek>
i'm def gonna be adding Symbol.prototype.unbox to my code
18:27
<Mathieu Hofman>
Ashley Claymore has has a `Box` polyfill that is compatible with both the records and tuple polyfill and future symbol as weakmap key, picking either an frozen object or symbol depending on what's available.
18:41
<nicolo-ribaudo>
i'm def gonna be adding Symbol.prototype.unbox to my code
After talking with different people, I think that it's how we can most likely reintroduce something like boxes in a new proposal. However, we will first need to see how symbols+R&T are actually used in the wild
18:46
<Mathieu Hofman>
I have concerns about adding this to the existing Symbol constructor and would rather it stays separate. Main concern is that symbols are cross realm and any user land abstraction would be per-realm.