Rake tasks for creating and running rspec stories

RSpec Stories.rake

namespace :stories do   
   desc "Create Story Scaffolds"
   task :scaffold do
      Dir.glob("./stories/*_story.txt").each do |file| 
         filename = File.basename(file, "txt").split("_")[0].downcase.gsub(/ /, '_')
         File.open("./stories/#{filename}_story.rb", 'w') do |f|
            f.puts "require File.dirname(__FILE__) + '/helper'\n"
            f.puts "with_steps_for(:#{filename}) do"
            f.puts "\ttell '#{filename}_story', :type => RailsStory"
            f.puts "end"
         end

         File.open("./stories/#{filename}_steps.rb", 'w') do |f|
            contexts = {:given=>[],:when=>[], :then=>[]}
            context = "given"
            f.puts "steps_for(:#{filename}) do"
            File.open("./stories/#{filename}_story.txt").each_line do |line|
               %w{ given when then and}.each do |trigger|                     
                  if line.downcase.include?(trigger)
                     words = line.downcase.split(" ")
                     context = trigger.to_sym unless words.first == "and" or trigger == "and"
                     contexts[context.to_sym] << (words.reverse[0..-2].reverse).join(" ")
                  end
               end
            end
            contexts.each do |key, values|
               values.uniq.each do |value|
                  arg = ""
                  if value.scan(/\'.+\'/).length > 0
                     words = value.split(" ")                        
                     argument = value.scan(/\'.+\'/).first
                     variable = words[words.index(argument) - 1]
                     value.gsub!(/'.+\'/, "'$#{variable}'")
                     arg = "|#{variable}|"
                  end
                  f.puts "\t#{key.to_s.titlecase} \"#{value}\" do #{arg}"
                  f.puts "\t\tpending 'Not Yet Done'"
                  f.puts "\tend\n\n"
               end
            end
            
            f.puts "end" 
         end
      end
   end

   desc "Tell Stories"
   task :tell do
      Dir.glob("./stories/*_story.rb").each do |filename| 
         story = File.open("./stories/#{File.basename(filename, "rb")}txt", "r").read.split("\n")[0].split(":").last.strip
         puts "Telling the '#{story}' story"
         system("ruby", filename)
      end
   end
end