From: matz@... (Yukihiro Matsumoto)
Date: 2004-07-30T19:13:26+09:00
Subject: Re: defined? in ruby-1.9

Hi,

In message "defined? in ruby-1.9"
    on 04/07/30, "Dmitry V. Sabanin" <sdmitry@lrn.ru> writes:

|Lately I was converting some of my projects to ruby 1.9, and I found that this code is no longer working:
|  raise if defined?(Test::Unit)
|Throws: 
|  uninitialized constant Test (NameError)
|
|Ruby 1.8 silently works with that code. So, how do I need to handle this kind of checks in 1.9? 
|For now as a workaround I changed Test::Unit to Test and it works  fine.

Because 1.8 silently ignores NameError in the check for Test::Unit.

							matz.