From: Julian 'Julik' Tarkhanov <listbox@...>
Date: 2006-08-07T02:10:19+09:00
Subject: Re: How to react on nil or wrong object-type as parameter


On 6-aug-2006, at 17:52, Yochen Gutmann wrote:

> unless obj.respond_to? :to_str,:another_method, :yet_another_method,
> :and_again_another_method

basically it's easy (and common) to raise in such a case, but there  
is a quick plumbing trick

def explode_reactor(bomb)
   bomb.activate rescue nil
end

This will activate the bomb and return nil if it raises (as the thing  
raised will most likely be a NoMethodError).
-- 
Julian 'Julik' Tarkhanov
please send all personal mail to
me at julik.nl