From: Daniel Schierbeck <daniel.schierbeck@...>
Date: 2006-06-11T21:01:57+09:00
Subject: Re: Hash#[]

Daniel Schierbeck wrote:
>   class Hash
>     def [](*keys)
>       if keys.length == 1
>         fetch(keys.first, nil)
>       else
>         keys.map{|key| fetch(key, nil)}
>       end
>     end
>   end

The implementation needs a little update:

   class Hash
     def [](*keys)
       if keys.length == 1
         fetch(keys.first, default(keys.first))
       else
         keys.map{|key| fetch(key, default(key))}
       end
     end
   end

That should take care of default values and such.


Daniel