From: namekuseijin <namekuseijin@...>
Date: 2008-09-30T04:59:59+09:00
Subject: Re: ruby1.9 block scope

On Sep 29, 12:23 pm, Daniel DeLorme <dan...@dan42.com> wrote:
> Yukihiro Matsumoto wrote:
> > |> I have once presented a plan to make it work so, but have never
> > |> implemented.  So it's not "changed reversed".  Just the idea
> > |> abandoned.
> > |
> > |Ah, ok, then I guess I *did* dream the whole thing. For the record, I
> > |think it's a great idea and deserves to be implemented... in ruby 2.0
> > |maybe ;-)
>
> > My vague idea for the issue is that when you see the reference to a
> > local variable inside of the block, the scope of the variable would be
> > upgraded to the level of the reference.
>
> Do you mean upgrade the scope of the variable dynamically? Is that even
> possible? I thought that all local vars had their scope pretty much set
> in stone at the lexical level. But if you could upgrade their scoping
> level dynamically... that would be nifty indeed!

Yeah, that would be so... 1970's!

Even javascript seems to finally have abandoned dynamic scoping in
favor of friggin' *ALGOL*'s lexical scoping... I wonder why would ruby
insist on sloppy programming by opening this old can of worms...