Ruby day 3 code

gistfile1.rb

rubycsv.txt
===
first, last, country
Yukihiro, Matsumoto, Japan
Bruce, Tate, USA

animals.txt
===
one, two
lions, tigers
bears, giraffes

acts_as_csv_module.rb
===
module ActsAsCsv
  def self.included(base)
    base.extend ClassMethods
  end
  
  module ClassMethods
    def acts_as_csv
      include InstanceMethods
    end
  end
  
  module InstanceMethods   
    def read
      @csv_contents = []
      filename = self.class.to_s.downcase + '.txt'
      file = File.new(filename)
      @headers = file.gets.chomp.split(', ')

      file.each do |row|
        @csv_contents << row.chomp.split(', ')
      end
    end
    
    attr_accessor :headers, :csv_contents
    def initialize
      read 
    end
  end
end

class RubyCsv  # no inheritance! You can mix it in
  include ActsAsCsv
  acts_as_csv
end

m = RubyCsv.new
puts m.headers.inspect
puts m.csv_contents.inspect