From: Mike Campbell <michael_s_campbell@...>
Date: 2003-05-07T21:20:39+09:00
Subject: Re: Testing for a class existence


> On Wed, May 07, 2003 at 09:39:39AM +0900, Josef 'Jupp' Schugt wrote:
> > Strange. The version of irb you use is which?
> >
> > 0:35:07 [5] /home/jupp> irb -v&&irb
> > irb 0.7.4(01/05/08)
> > irb(main):001:0> defined? ( c,d = 1,2 )
> > => "assignment"
>
> from 1.8.0p2:
>
> $ irb18 -v
> irb 0.9(02/07/03)
> $ irb18
> irb(main):001:0> defined? (a=1)
> => "assignment"
> irb(main):002:0> defined? (a,b=1,2)
> SyntaxError: compile error
> (irb):2: syntax error
> defined? (a,b=1,2)
>             ^
> (irb):2: syntax error
>         from (irb):2
>

I don't have any 1.8 stuff yet, but is there  a difference between : defined?
(a,b = 1,2)
and: defined?(a,b = 1,2)  # note space

With all the poetry mode (IMO) nonsense and changes lately, _anything_
unexpected I've seen I've been afraid of whitespace causing it...