Dan Sugalski wrote:
> Should it be the fallback *only* if an object doesn't have its own ISA, or 
> should we walk the class ISA if walking the object ISA fails? I can see it 
> being sensible either way.

Oh. Good question.  I'm not sure how it's done in prototype-OO langs.
I would think that if instance.ISA is set, then, in effect, I'm
saying "I am my own class!"  Specifically, it would bizarre (in a
cool kind of way ;-) for there to be two inheritance trees - one
defined by my own .ISA list, and one defined by the class into
which I'm blessed.

-- 
John Porter

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