From: Robert Klemme <shortcutter@...>
Date: 2007-05-03T00:00:09+09:00
Subject: Re: It doesn't produce any output!

On 02.05.2007 16:50, Yusuf Celik wrote:
> Hi,
> I wonder if something is wrong with the following code.
> Because, it doesn't produce any output.
> BTW, I am new to Ruby.
> 
> Regards
> yc
> 
> 
> include ObjectSpace
> 
> a=b=c="A"
> 
> define_finalizer(a, proc {|id| puts "Finalizer
> #{ObjectSpace._id2ref(id)} on #{id}" })
> define_finalizer(b, proc {|id| puts "Finalizer
> #{ObjectSpace._id2ref(id)} on #{id}" })
> define_finalizer(c, proc {|id| puts "Finalizer
> #{ObjectSpace._id2ref(id)} on #{id}" })
> 

Your finalizers lock the object in memory.  You can find a recent 
discussion about the topic in the archives.

Please note also that you are defining three finalizers for a single 
instance which is probably not what you want.

Kind regards

	robert