Please some admin (or you, Loige) add the "[2018]" tag since this is well established in 2020. It was "emerging to already there" back in 2018.

I also missed generators from this list, which are the "official" (but a lot more complex than the ones showed here!) way of having multiple async returns:

https://developer.mozilla.org/en-US/docs/Web/JavaScript/Refe...