require 'alf'
class MarReader < Alf::Reader

  def each
    keys = nil
    each_input_line do |line| 
      decoded = eval(line)
      if keys.nil?
        keys = decoded
      else
        yield Hash[keys.zip(decoded)]
      end
    end
  end

  Alf::Reader.register(:mar, [".mar"], self)  
end