Matthias and I worked on a macro solution to this problem (or something similar) a while ago. We didn't figure out The Right Way, but we might have something Good Enough for your purposes :)

If you want, I can dig up and update the code and send it to you.

Ryan



On Mar 16, 2009, at 4:33 PM, Jay McCarthy wrote:

Good point. I guess I'll deal for now.

Two ideas:

A syntax form that works with an interface (updateable<%>) that makes
the class deal with this stuff. (A related note syntax transformers in
the class system's interfaces might work analogous to the unit
system's)

A syntax form that is only legal inside the the class, so it can know
what all the fields are. (Although this would probably break for a
subclass's private fields.)

Jay

On Mon, Mar 16, 2009 at 2:21 PM, Matthias Felleisen
<[email protected]> wrote:

Ah, I asked this question recently only to be reminded of my age by my grad
students. How'd you copy private vars and methods?


On Mar 16, 2009, at 4:17 PM, Jay McCarthy wrote:

Is there any way of making something like struct-copy for objects?

It seems like object-info and class-info have the machinery, but I'm
wondering if there's some fundamental reason it wouldn't work.

I'd like to use the object system functionally without writing lots of
boiler plate.

Jay

--
Jay McCarthy <[email protected]>
Assistant Professor / Brigham Young University
http://teammccarthy.org/jay

"The glory of God is Intelligence" - D&C 93
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--
Jay McCarthy <[email protected]>
Assistant Professor / Brigham Young University
http://teammccarthy.org/jay

"The glory of God is Intelligence" - D&C 93
_________________________________________________
 For list-related administrative tasks:
 http://list.cs.brown.edu/mailman/listinfo/plt-dev

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