On Fri, Aug 9, 2013 at 11:52 PM, Brendan Eich <[email protected]> wrote:
> Rick Waldron wrote: > >> My argument was specifically about the current meaning of the ascii >> exclamation "!" and that assigning it an additional context-based meaning >> that's quite the opposite of the current unary operator meaning, >> > > Ok, and I'm with you (recall Mark M. wants ! as restricted-production > binary operator for promises), Yep, and I've also expressed my concern with that use as well, from yet a different perspective: https://mail.mozilla.org/pipermail/es-discuss/2013-June/031374.html (note that my point there has no basis in existing JS operator semantics and was completely subjective). > but you still swapped refutable and irrefutable :-P. Only for the sake of making the grok-ability argument! ;) > > > isn't a proposal that I would support. This is stated with no regard for >> previous refutable matching proposals. >> > > Right, but remember: the kind of destructuring that imputes undefined for > missing property is irrefutable. Can't refute so can't mismatch so can't > fall thru to later match-case. That's all I wanted to get across ;-). Of course and I should've addressed that originally so that my points would've been clearer—apologies for the noise caused by not doing so. Rick > > > /be >
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