thisArg could have been third optional argument leaving current implementation as it is but making thisArg possible, IMHO
lucky me I don't use Array#reduce that much neither I need the thisArg so far so ... OK for me On Mon, Jan 7, 2013 at 2:59 PM, Rick Waldron <waldron.r...@gmail.com> wrote: > > > On Monday, January 7, 2013, Andrea Giammarchi wrote: > >> Rick you know bind is that slow and it costs on GC if used massively ;-) >> > > This is not my problem, implementors should optimize. bind() would only > occur once per method call. > > >> >> I use a lot the second argument in Array#extras and I feel Peter van der >> Zee here: reduce/Right should have had that too >> > > The initialVal argument is _optional_ and undefined is valid — how would > you decide if what was passed should be initial value or thisArg? > > Rick > > > > > >> >> br >> > > > >> >> >> On Mon, Jan 7, 2013 at 1:10 PM, Rick Waldron <waldron.r...@gmail.com>wrote: >> >>> I know this doesn't answer your question, but Function.prototype.bind >>> makes thisArg obsolete. >>> >>> Regarding the origin story, there is some discussion here: >>> https://mail.mozilla.org/pipermail/es-discuss/2008-June/006431.html >>> >>> Rick >>> >>> >>> On Mon, Jan 7, 2013 at 3:56 PM, Andrea Giammarchi < >>> andrea.giammar...@gmail.com> wrote: >>> >>>> I think to increase confusion with other Array#extras :D >>>> >>>> and since we have this specced as it is now, a third parameter for the >>>> context could add even more confusion later on <3 >>>> >>>> I know, I should not have answered that ... >>>> >>>> >>>> On Sun, Jan 6, 2013 at 9:48 AM, Peter van der Zee <e...@qfox.nl> wrote: >>>> >>>>> Mostly out of curiosity; why do Array#reduce and reduceRight have no >>>>> context parameter? >>>>> >>>>> - peter >>>>> _______________________________________________ >>>>> 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 >>>> >>>> >>> >>
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