Subj : Re: JS_GetClass won't return proper class name.
To   : netscape.public.mozilla.jseng
From : Mike Moening
Date : Tue Mar 29 2005 04:40 pm

All my cards are on the table.
Thanks for all your time.  It must be something else I'm doing wrong.
I appreciate your help thus far.

You've been great.  Same for the monkey!

"Brendan Eich" <brendan@meer.net> wrote in message
news:4249D73F.1040300@meer.net...
> Mike Moening wrote:
> > No I used "new".
> > The original post has the entire code.  That code is evaluated using the
> > global object.
> > Any more ideas?
>
>
> Did you debug even a little?  You could put a print(this); at the top of
> that script, and a print(this); at the top of Factorial's body, for
> example.  I did that, and here's what I see:
>
> [object global]
> [object Object]
>
> That proves that |this| binds correctly to the new object when your
> script calls new Factorial().
>
> As expected, therefore, n and results are not defined on the global
object:
>
> js> n
> typein:1: ReferenceError: n is not defined
> js> results
> typein:2: ReferenceError: results is not defined
>
> So you're not showing me all your cards ;-).
>
> /be
>
>
> >
> > Mike M.
> >
> > "Brendan Eich" <brendan@meer.net> wrote in message
> > news:d2c9hb$p423@ripley.netscape.com...
> >
> >>Mike Moening wrote:
> >>
> >>>In short here is what I did:
> >>>
> >>>ctor = JS_GetConstructor(cx,  JS_GetPrototype(cx, obj));
> >>
> >>
> >>Note that you could pass obj to JS_GetConstructor directly, so long as
> >>obj doesn't "shadow" the prototype 'constructor' property with a
> >>different-valued one of the same name.
> >>
> >>
> >>
> >>>Unfortunately the "results" and "n" properities show up in the
> >
> > properties
> >
> >>>listing twice.
> >>>Once standing alone and once under the Factorial "object" when I
> >
> > recursively
> >
> >>>call GetPropertyDescArray() on the object.
> >>
> >>
> >>The only reason n and results could show up on the global object is
> >>because you call Factorial() directly (no operator new).  Do you do
> >>that?  If you do, then |this| binds (as usual) to the global object -- 
> >>the object in which 'Factorial' was found on the scope chain.
> >>
> >>/be
> >
> >
> >

.