ActsAsCsv

ActsAsCsv.rb

class ActsAsCsv
  def read
    file = File.new(self.class.to_s.downcase + '.txt')
    @headers = file.gets.chomp.split(', ')

    file.each do |row|
      @result << CsvRow.new(@headers, row.chomp.split(', '))
    end
  end
  
  def headers
    @headers
  end
  
  def csv_contents
    @result
  end

  def each(&block)
    @result.each(&block)
  end
  
  def initialize
    @result = []
    read
  end
end

class CsvRow

  def initialize(headers, data)
    @headers = headers
    @data = data
  end

  def method_missing(name, *args)
    idx = @headers.index{ |header| header == name.to_s}
    @data[idx]
  end

end

class RubyCsv < ActsAsCsv
end

csv = RubyCsv.new
csv.each { |row| puts row.one}