On 10/16/07, Rick DeNatale <rick.denatale / gmail.com> wrote:
> On 10/16/07, Robert Dober <robert.dober / gmail.com> wrote:
>
> > Nevertheless one question remains, where is the border between
> >  a += 1
> >  a << 3
> >  a << ( :a=>42 )
> >  a << ?a
>
> For these I'd draw the border at mutating operators.
Reasonable choice I have to admit ;)

<snip>
> > that is weird.
>
> And going a bit too far I would say.
ok that was actually what I wanted you hear saying ;)
>
> Afer all I wasn't even necessarily prepared to push for NilClass#+
But how would you implement
a +=1 for a being nil?
-- 
Robert