instance method show_startup_banner

# File railties/lib/rails/commands/console/irb_console.rb, line 134
      def show_startup_banner
        return $stderr.puts(Rails::Console.startup_lines(@app.sandbox)) unless IRB.conf[:SHOW_BANNER]

        logo_lines = unicode_logo
        tip_line = show_tips? ? "TIP: #{colorize_tip(TIPS.sample)}" : ""
        info_lines = [
          "#{IRB::Color.colorize('Rails', [:BOLD])} v#{Rails.version} - Ruby #{RUBY_VERSION}  (#{colorized_env})",
          tip_line,
          IRB::Color.colorize(short_rails_root, [:CYAN]),
          Rails::Console::HELP_HINT,
        ]

        output = if logo_lines
          logo_lines.zip(info_lines).map { |logo, info| "#{IRB::Color.colorize(logo.to_s, [:RED, :BOLD])}  #{info}" }.join("\n")
        else
          info_lines.join("\n")
        end

        $stderr.puts
        $stderr.puts output
        $stderr.puts IRB::Color.colorize("\nSandbox mode: changes rolled back on exit", [:YELLOW]) if @app.sandbox
        $stderr.puts
      end