From: Eric Hodel <drbrain@...7.net>
Date: 2002-10-15T02:22:03+09:00
Subject: Re: Delegating each


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Michael Schuerig (schuerig@acm.org) wrote:

>=20
> I have a class that basically encapsulates an array and mixes=20
> Enumerable in. Currently it looks something like this
>=20
> class C
>   include Enumerable
>   ...
>   def each(&proc)
>     @myarray.each do |e|
>       proc.call(e)
>     end
>   end
> end
>=20
> Is there a more direct way of implementing each? Is is possible to get=20
> rid of the each-loop and delegate its behavior to myarray?

Or, if you expose a bunch of the array's functionality,

class C
  # ...
  def method_missing(method_name, *args)
    @myarray.send(method_name, *args)
  end
  # ...
end

--=20
Eric Hodel - drbrain@segment7.net - http://segment7.net
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