To be honest, the best way to see is to make a custom "fixed" build of a browser and test it out. It's easy to implement with desugaring.
On Sat, Sep 26, 2015, 10:24 Joseph Groseclose <[email protected]> wrote: > I'm not even sure it goes so far as that. Most likely those currently > attempting to sue this syntax have realized that it is relatively > inconsistent for non-truthy values and given up, but the sentiment (I > suppose) is that even the sub-1% that are actually using this in a > live/production setting are too many to break. > > Also, I've never in my life apologized for punctuation indicating > appropriate levels of excitement, but I did try and edit the title and > found myself incapable of doing so. So, if anyone who has control over the > ability to edit this site is reading this or anyone knows who I can contact > to normalize the title, know that I would prefer it be changed. > > On Fri, Sep 25, 2015 at 3:19 PM, Isiah Meadows <[email protected]> > wrote: > >> I think the main issue with this idea, based on that thread, is the >> burden of proof it won't break the Web. No one seems to have actually >> tested it, yet. I don't know of any obfuscators that emit that from a >> transform (they only emit it if that was in the input), so my heuristic is >> that it likely won't break 90% of sites, but even then, 10% of the Internet >> broken is still far too breaking. >> >> Also, as a side note, -1 on the exclamation points for the subject. >> >> On Thu, Sep 24, 2015, 12:16 Joseph Groseclose <[email protected]> >> wrote: >> >>> At some length I see, heh. Alright, I guess that just about sums it up. >>> >>> On Thu, Sep 24, 2015 at 11:01 AM, Claude Pache <[email protected]> >>> wrote: >>> >>>> For an old discussion on the same subject, see: >>>> >>>> >>>> https://esdiscuss.org/topic/chained-comparisons-from-python-and-coffeescript >>>> >>>> —Claude >>>> >>> >>> _______________________________________________ >>> es-discuss mailing list >>> [email protected] >>> https://mail.mozilla.org/listinfo/es-discuss >>> >> >
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