Hi --

On Wed, 29 Sep 2004, Mauricio FernáÏdez wrote:

> On Wed, Sep 29, 2004 at 05:37:21AM +0900, David A. Black wrote:
> > Hi --
> > 
> > On Wed, 29 Sep 2004, stevetuckner wrote:
> > 
> > > I often use the ||= idiom in ruby for late initialization. But was 
> > > recently looking for an idiom that would allow me to overwrite a 
> > > variable if the right side is defined without repeating myself.
> > > 
> > > I have used the following:
> > > 
> > > var = val if val
> > > 
> > > but I have to repeat val and that violates DRY. 
> > 
> >   $ ruby -e 'a = b if b'
>                        ===
> 					    a

Ummmm, no.  Look at Steve's code again.


David

-- 
David A. Black
dblack / wobblini.net