Re: Down with Upvalues

["Nick Trout" <nick@...>]

----- Original Message ----- 
From: "Jay Carlson" <nop@nop.com>
To: "Multiple recipients of list" <lua-l@tecgraf.puc-rio.br>
Sent: Thursday, August 30, 2001 2:07 PM
Subject: Re: Down with Upvalues


| > 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.)


dynamic-wind ??

8^D