From: dblack@...
Date: 2006-03-08T23:56:53+09:00
Subject: Re: Having a block executed in the context of an instance

Hi --

On Wed, 8 Mar 2006, itsme213 wrote:

>
> "Mike Austin" <noone@nowhere.com> wrote
>
>> Thanks, that works well.  But as you note, prepending 'self' kind of
>> defeats the purpose ;)  Is there a way to make Ruby not create local
>> variables, but use 'local var' or similar?  Io (www.iolanguage.com) has
>> this problem early on and was solved by using := for creating slots, and =
>> for updating slots.
>
> I personally would like some such distinction. I don't having to use
> "self.att=" since
> (a) one does not use self.method(..) in general
> (b) self.method(..) has different privacy rules
> (c) self.attr= is an exception to both (a) and (b)
>
> Ara's
>   attr(new_val)
> works, but
> (a) does not read like a setter, and
> (b) is against the standard Ruby family of attr.. methods
>
> I wouldn't hold my breath for := or equivalent :-)

I have to say, I've been wondering for many years... is self.x = 1
really *that* bad?  It just seems like such a  minor thing to me.  I
certainly wouldn't want to see new punctuation introduced just to
avoid it.


David

-- 
David A. Black (dblack@wobblini.net)
Ruby Power and Light, LLC (http://www.rubypowerandlight.com)

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