gistfile1.txt

~ > cat foo.rb
#!/usr/bin/env ruby


loop do
  puts "whatcha wanna do"
  answer = gets.chomp

  case answer
  when '1'
    puts "one is dumb"
  when '2'
    puts "there we go"
  when 'q'
    puts "Cya"
    exit
  end
end


~ > vim foo.rb
~ > ./foo.rb 
whatcha wanna do
1
one is dumb
whatcha wanna do
2
there we go
whatcha wanna do
q
Cya
~ >