[racket] something like a prop:object-name?

This doesn't count as "soon", but I finally cleaned up my patch for
this: https://github.com/plt/racket/pull/729

It's not as general as what Alexander envisioned, so it should
probably be generalized.

Sam

On Wed, Apr 30, 2014 at 5:13 PM, Sam Tobin-Hochstadt
<samth at cs.indiana.edu> wrote:
> I've written 75% of a patch for this, so hopefully we'll have it soon.
>
> Sam
>
> On Wed, Apr 30, 2014 at 4:50 PM, Matthew Flatt <mflatt at cs.utah.edu> wrote:
>> I think `prop:object-name` would be a good addition, but it doesn't
>> exist right now.
>>
>> At Wed, 30 Apr 2014 16:35:06 -0400, "Alexander D. Knauth" wrote:
>>> What do you mean?  I tried it and it didn’t affect the object-name.
>>>
>>> And what I’m looking for is something that could be different for different
>>> instances of the same structure type, for example:
>>> (struct thing (name) #:property prop:object-name (struct-field-index name))
>>>
>>> (struct proc-with-string (proc str)
>>>   #:property prop:procedure (struct-field-index proc)
>>>   #:property prop:object-name (lambda (this)
>>>                                 (object-name (proc-with-string-proc this)))
>>>   #:property prop:custom-write (lambda (this out mode)
>>>                                  (display (proc-with-string-str this) out)))
>>>
>>>
>>> On Apr 30, 2014, at 9:26 AM, Stephen Chang <stchang at ccs.neu.edu> wrote:
>>>
>>> > Does the #:extra-constructor-name keyword argument to struct do what you're
>>> looking for?
>>> >
>>> > On Apr 29, 2014 9:31 PM, "Alexander D. Knauth" <alexander at knauth.org> wrote:
>>> > I’m just curious is there something like a prop:object-name that the
>>> object-name function would use when returning the object name of a struct with
>>> that property?
>>> >
>>> >
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