From: ES <ruby-ml@...>
Date: 2005-10-02T04:48:56+09:00
Subject: Re: ideas for an RCR: variable locality

Eric Mahurin wrote:
> I would like to start this thread with end goal being to create
> an RCR to control variable locality in the language (or
> determine that there is already a reasonable alternative).
> 
> Problem: Within a method you can't reuse a variable name for a
> local variable.  Some changes in ruby 2 may help the issue, but
> also hurt it in another way.
> 
> Example: For performance reasons, I'm having my package
> (grammar - generic parser), generate flattened (reduce
> calls/stack depth) code.  As long as each "method" (to be
> flattened) is simple enough that it doesn't require local
> variables I'm OK.  But as soon one of these need a local
> variable, I'm in trouble - that variable could step on the toes
> of another including one just like it that it calls/flattens.

Could you perhaps offer a reduced code example? Your problem
description makes no sense (though probably due to fault of
mine).

 > [snip solutions]

E
-- 
No-one expects the Solaris POSIX implementation!