gistfile1.txt

# a testing utility by Mike Harris


class PersistantHash
  def [](k)
    f = File.dirname(__FILE__) + "/phash/#{k}"
    if File.exists?(f)
      File.open(f) { |x| Marshal.load(x) }
    else
      nil
    end
  end
  def []=(k,v)
    f = File.dirname(__FILE__) + "/phash/#{k}"
    File.open(f,File::CREAT|File::WRONLY) do |x|
      Marshal.dump(v,x)
    end
  end
end