From: Trans <transfire@...>
Date: 2005-11-05T08:02:10+09:00
Subject: Re: How To Keep a Block on a Recursive Function

You can make the block a normal parameter using the & operator.

  def arecursor(param, &block)
    [...]
    block.call(var)
    [...]
    if (some condition)
      arecursor(another_var,&block)
    end
    [...]
  end 

T.