# File lib/pry-rails/commands/show_routes.rb, line 15
  def process
    Rails.application.reload_routes!
    all_routes = Rails.application.routes.routes

    formatted = case Rails.version.to_s
      when /^[45]/
        process_rails_4_and_5(all_routes)
      when /^3\.2/
        process_rails_3_2(all_routes)
      else
        process_rails_3_0_and_3_1(all_routes)
      end

    output.puts formatted.grep(Regexp.new(opts[:G] || ".")).join("\n")
  end