Hi,
I have recently read
http://wiki.ecmascript.org/doku.php?id=strawman:es5_internal_nominal_typing
and in particular Array.isArray should test for presence of special
[[DefineOwnProperty]] rather than testing [[Class] (There is a typo, by
the way) which has woken up one fundamental question
Le 30/03/2011 12:30, David Bruant a écrit :
(...)
Nevertheless even if setting [[Class]] to arrays it wouldn't make them
Arrays just because some string has the right value.
(...)
Nevertheless even if setting [[Class]] to Array it wouldn't make
resulting objects Arrays just because some
On 30.03.2011 1:24, Allen Wirfs-Brock wrote:
On Mar 29, 2011, at 12:14 AM, Dmitry A. Soshnikov wrote:
On 29.03.2011 2:51, Allen Wirfs-Brock wrote:
...
Regarding classes in general I have the following table of classes
kinds:
|first-class | second-class (or
On Tue, Mar 29, 2011 at 7:08 PM, Allen Wirfs-Brock
al...@wirfs-brock.com wrote:
On Mar 29, 2011, at 3:03 PM, Sam Tobin-Hochstadt wrote:
On Tue, Mar 29, 2011 at 2:19 PM, Allen Wirfs-Brock
al...@wirfs-brock.com wrote:
JavaScript up to this point seems to have done a pretty good job of
On Mar 30, 2011, at 5:06 AM, Sam Tobin-Hochstadt wrote:
On Tue, Mar 29, 2011 at 7:08 PM, Allen Wirfs-Brock
al...@wirfs-brock.com wrote:
[snip]
Optionally allowing explicit use of an alternative receiver name is probably
acceptable as long as there is a default name. The OO tradition is
On 2011-03-29, at 17:52, Allen Wirfs-Brock wrote:
On Mar 29, 2011, at 1:12 PM, P T Withington wrote:
If I had a vote, it would be for a way to explicitly name the `-1th`
argument to a function. And I would wish for it to be available in all
function forms, defaulting to using the legacy
On 2011-03-29, at 17:38, Brendan Eich wrote:
[...]
We did not discuss allowing |this| to be bound otherwise, *except*
#foo(this = this| arg1, arg2) {...}
Am I right in understanding the above to be an idiom for trampolining the outer
`this` binding into the closure? (With the hazard that
If I've got this right, the idea of soft bind is that the function
distinguishes whether it's called as a function or as a method; if called as a
function, it uses the lexical binding of |this|, and if called as a method, it
uses the dynamically pass-in binding of |this|.
Note that the .call
See http://wiki.ecmascript.org/doku.php?id=strawman:soft_bind for the
method-API proposal.
/be
On Mar 30, 2011, at 2:11 PM, David Herman wrote:
If I've got this right, the idea of soft bind is that the function
distinguishes whether it's called as a function or as a method; if called as
a
David,
That wiki page and the working document it links to was intended to stir up
exactly these sorts of questions. There are recurring discussions about
various situations where it may be useful to categorize ECMAScript objects and
how to go about creating objects that fit into various
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