# File lib/heroku/commands/app.rb, line 166
    def console_session(app)
      heroku.console(app) do |console|
        console_history_read(app)

        display "Ruby console for #{app}.#{heroku.host}"
        while cmd = Readline.readline('>> ')
          unless cmd.nil? || cmd.strip.empty?
            console_history_add(app, cmd)
            break if cmd.downcase.strip == 'exit'
            display console.run(cmd)
          end
        end
      end
    end