On Sun, Oct 13, 2013 at 11:50 PM, Domenic Denicola <dome...@domenicdenicola.com> wrote: > From: es-discuss [mailto:es-discuss-boun...@mozilla.org] On Behalf Of > Benjamin (Inglor) Gruenbaum > >> not to mention stuff like `.map` or `.reduce` would still return an Array >> which would result in more endless wrapping. > > This is actually not true as of ES6; ES6 uses `this.constructor` to figure > out how to create the returned instance, which means inherited versions of > `map`/`reduce`/etc. will automatically return new `XArray`s. > > It's quite a clever trick IMO, so we should all thank Allen for pushing for > it and doing the spec work to make it possible :)
Here's to hoping that it'll actually work in practice and not break too many sites. _______________________________________________ es-discuss mailing list es-discuss@mozilla.org https://mail.mozilla.org/listinfo/es-discuss
