This is what Sam is referring to -- we've been talking about exactly such a feature. I continue to believe that something like the ^this feature we've been talking about is as likely to introduce bugs as it is to fix bugs. It's like special language support for off-by-one errors.
Dave PS A propos of nothing, the ^this syntax probably doesn't work because of ASI; try parsing: x = y ^this.foo() On Mar 29, 2011, at 6:47 AM, P T Withington wrote: > On 2011-03-29, at 08:52, Sam Tobin-Hochstadt wrote: > >> I agree entirely that it goes with the existing fixed implicit |this| >> binding -- I just think that cuts the other way. The reason we're >> having this discussion is that the existing behavior of |this| isn't >> always what you want, and is hard to get around because of its fixed >> and implicit nature. I think we should alleviate *that* problem, not >> just the worst symptom. > > Way back in > > https://mail.mozilla.org/pipermail/es-discuss/2008-August/007273.html > > I raised the `this` problem: When you write a function you can choose the > names of all your parameters (for maximum legibility of your code) except the > implicit one, where you are forced to accept the name `this`. If you could > specify a different name, specifying which implicit binding you meant in the > presence of multiples would be simplified. > > I won't propose a syntax for specifying an alternative name for `this`, for > fear of being taken out to the (bike)shed and getting caned, but I do think > it worth considering: why must that implicit parameter have a fixed name? > > > _______________________________________________ > es-discuss mailing list > es-discuss@mozilla.org > https://mail.mozilla.org/listinfo/es-discuss _______________________________________________ es-discuss mailing list es-discuss@mozilla.org https://mail.mozilla.org/listinfo/es-discuss