this is the code thats supposed to go in the file

gistfile1.rb

def index 
  respond_to do |format|
    format.text do 
      headers["Content-Type"] = "text/plain" 
      headers["Content-disposition"] = 'attachment; filename="users.txt"' 
      erroneous_call_to_proc = false 
      self.response_body = proc { |response, output|
        unless erroneous_call_to_proc
          User.find_each do |u|
            output.write "#{u.name} #{u.email}\n" 
          end 
        end 
        erroneous_call_to_proc = true 
      }
    end 
  end 
end