From: Gavin Sinclair <gsinclair@...>
Date: 2012-02-02T20:49:55+09:00
Subject: Re: Multiple assignment in conditional

On Thu, Feb 2, 2012 at 12:25 AM, Robert Klemme
<shortcutter@googlemail.com> wrote:

> I can't test on 1.9.* right now but in 1.8.7 (a,b=nil) is always an
> empty array => true.  So if the method returns a single value nil you
> probably do not get away without assigning that single value to a
> variable and go from there.  Or you test one of the array elements
> only for nil.

Well spotted wrt 1.8.7.  That behaviour is contrary to what I expect.
Assignment should always return the RHS, and nil means nil!  I'm glad
it was changed.