From: Stefan Rusterholz <apeiros@...>
Date: 2007-02-18T04:43:16+09:00
Subject: Re: Oppinions on RCR for dup on immutable classes

Gregory Brown wrote:
> the difference is in the rescue.
> 
> rescue NoMethodError
> 
> is not the same thing as
> 
> rescue NotImplementedError

That's getting off-topic. The error dup gives is "not possible", not 
"not implemented". Different story.
If you check previous messages you might figure that I can understand 
the use in abstract classes (or mixins here) even though I'd do it 
differently.

My regards.

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