From: Ruby Freak <twscannell@...>
Date: 2008-06-28T08:47:39+09:00
Subject: Re: Explanation of overriding method with lambda


> class Symbol
>   def to_proc
>     lambda { |x|  x.send(self) }
>   end
> end
>
> %w[one two three].collect(&:upcase)  # calls :upcase.to_proc
> :upcase.to_proc returns lambda { |x|  x.send(:upcase) }
>
> I don't quite understand when I see the definition of Symbol#to_proc
> with *args. Where might these args come from? Maybe I'm just not using
> Symbol#to_proc correctly.

That is/was exactly my problem, I don't understand the *args part.

Thanks yossef. The override you wrote makes sense. I give up on *args