Example Ruby Script to Rank Eggs by Quality of Chicken-life

chicken.rb

#!/usr/bin/env ruby

require 'colorize'
require 'oga'
require 'open-uri'

response = open 'http://www.cornucopia.org/organic-egg-scorecard', &:read
html = Oga.parse_html response.force_encoding 'utf-8'
text = html.at_css('#organic-egg-scorecard > tbody').text

scores = text.scan(/\S[[:print:]]*/).each_cons(3).select do |_, by, digit|
  by =~ /\Aby/ && digit =~ /\d+/
end.map do |name, _, digit|
  rating = case digit
  when '5', '4'
    :green
  when '3'
    :yellow
  when '2', '1'
    :red
  end
  [name, rating]
end.to_h

scores.each do |k, v|
  puts k.colorize v
end