From: Robert Klemme <shortcutter@...>
Date: 2008-04-11T18:58:09+09:00
Subject: Re: var = nil if false; p var.nil? #=> true | bug of the day ?

2008/4/11, Phillip Gawlowski <cmdjackryan@googlemail.com>:
> -----BEGIN PGP SIGNED MESSAGE-----
>  Hash: SHA1
>
>  Arie Kusuma Atmaja wrote:
>  | I tested it using Ruby 1.8.6 patch 111 and also Ruby 1.9.0 (revision
>  15968).
>  |
>  | var = nil if false
>  | var.nil? #=> true
>  |
>  | I actually saw it from tobi's blog, then I discussed with a perler who
>  | loves ruby as well, here's a copy paste. (Bottomline: is it a feature
>  | or a bug????)
>
>  irb(main):001:0> something = "something" if false
>  => nil
>  irb(main):002:0> something_else = nil
>  => nil
>  irb(main):003:0> something_else.class
>  => NilClass
>  irb(main):004:0> exit

Be careful when testing issues that involve local variables in IRB.
Top level local variables such as these do behave differently in IRB.

Cheers

robert

-- 
use.inject do |as, often| as.you_can - without end