Draft of Function.prototype.bind.
mjs at apple.com
Mon Nov 3 22:55:28 PST 2008
On Nov 3, 2008, at 10:39 PM, Brendan Eich wrote:
> On Nov 3, 2008, at 10:26 PM, Maciej Stachowiak wrote:
>> Beta 1 and I believe they have returned "function" from typeof that
>> whole time. (The Mozilla bug report says otherwise but I think that
>> testing must have been in error.)
> Another report from 2005 testifies to the same result (typeof /hi/
> == "object" in Safari):
> Could also be in error, but is it possible that back then the result
> was different?
I checked out the code from 2002, and it looks like it would return
"function", but thanks to the Apple DevTools team's love of
incompatible build file format changes, I can't easily build to verify.
>> I'm not aware of any compatibility issues due to either the
>> callable extension
> Agreed, the only "compatibility" issue with callable regexps is that
> some people read ECMA-262, the typeof sub-spec, and ask us to make
> typeof /hi/ == "function", while others compare that to IE (and
> Netscape 4, FWIW) and ask for "object".
>> or the way typeof is reported as a result.
> The typeof /hi/ == "function" result is considered broken by people
> developing against other browsers, trying to separate function
> objects from other kinds of objects, not caring about callable non-
> function objects.
I'm sure people may have an opinion one way or the other, I just don't
know of any Web content actually broken by this in practice. I don't
have strong feelings on the matter in either direction, just reporting
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