From: Gavin Kistner <gavin@...>
Date: 2005-10-09T23:54:23+09:00
Subject: Re: using lambda/Proc can prevent a lot of garbage collection

On Oct 9, 2005, at 8:26 AM, Eric Mahurin wrote:
> 2. Proc#binding should give a binding that only has variables
> that the block accesses (determined when the compiled).
>
> 3. Proc#binding should hold weak references to variables that
> the block doesn't access (at compile-time).

I believe that detecting references at compile time is tricky in a  
dynamic language.  Is there not a way in Ruby to retrieve a local  
variable whose name is stored in another string? (Perhaps there isn't.