From: Charles Comstock <cc1@...>
Date: 2004-04-22T06:49:07+09:00
Subject: Re: binding - how to get current script?

Yukihiro Matsumoto wrote:

> Hi,
> 
> In message "Re: binding - how to get current script?"
>     on 04/04/21, Kirk Haines <khaines@enigo.com> writes:
> 
> |If one replaces name with @name, then it works.  There is probably a 
> |logical explanation for why local variables behave in this way within an 
> |eval, but I do find it surprising, coming from Perl.
> 
> Local variable determination is done in compile time, so that eval
> (which is done in run time) cannot affect the determination.  It's
> just too late.  But "irb" does compile and execute line by line.
> That's the reason eval works for irb (i.e. eval is executed before
> compiling the next line).
> 
> 							matz.
> 
> 

Why is there this difference between compile time and runtime?  I had 
assumed compile time was just a big eval call?  Also, what happens when 
you eval inside an eval is that a seperate scope or the same?

Charles Comstock