Re: Down with Upvalues
[
Date Prev][
Date Next][
Thread Prev][
Thread Next]
[
Date Index]
[
Thread Index]
- Subject: Re: Down with Upvalues
- From: ramsdell@... (John D. Ramsdell)
- Date: 30 Aug 2001 10:47:10 -0400
"Jay Carlson" <nop@nop.com> writes:
> > Are you asking if a language can have both lexically scoped and
> > dynamically scoped variables at the same time? Yes, this is true, but
> > a language that allows some dynamic variables is not considered to be
> > static or lexically scoped.
>
> I don't buy this. I'm thinking of Oaklisp, which had fluid-let and (fluid
> variablename) locatives. Does Oaklisp lose its lexical-scoping-nature
> because of the fluid stuff, which is clearly an add-on after the fact? (I
> believe it was implemented in terms of dynamic-wind.)
I don't have a strong opinion on this, so whatever.
John