From: ahoward <ahoward@...>
Date: 2003-01-31T09:44:24+09:00
Subject: Re: Local variables & blocks

On Fri, 31 Jan 2003, Yukihiro Matsumoto wrote:

> I've read "export" stuff.  But it's a matter of policy.
>
> And I now believe scope nesting is a bad thing, at least not as good
> as I expected when I introduced the current "block local variable"
> behavior.  Besides, variable shadowing is evil.
>
> So I think "export" is not the way for Ruby to go.

i expect you have thought about this more than i.

> |  * Threads
>
> Incompatibility can be a problem here.  But language designers also
> need a chance to fix bad design.  We are not perfect.

threads always require carefull programming, so this isn't too harsh a price.

-a

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