Hi,

  I know that I cannot use open types as method parameter types,
  like:

  method foo (w : #mother) = ....

  So, how can I pass to a method an object of a given class or
  of its inherited classes, i.e. how to work this limitation
  around?

  Thanks.

  Cheers,

-- 
Jérôme Marant

http://marant.org
              
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