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method

no_routes

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v6.0.0 - Show latest stable - 0 notes - Class: Base
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no_routes(routes, filter) public

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# File actionpack/lib/action_dispatch/routing/inspector.rb, line 148
        def no_routes(routes, filter)
          @buffer <<
            if routes.none?
              <<~MESSAGE
                You don't have any routes defined!

                Please add some routes in config/routes.rb.
              MESSAGE
            elsif filter.key?(:controller)
              "No routes were found for this controller."
            elsif filter.key?(:grep)
              "No routes were found for this grep pattern."
            end

          @buffer << "For more information about routes, see the Rails guide: https://guides.rubyonrails.org/routing.html."
        end
      end

      class Sheet < Base
        def section_title(title)
          @buffer << "\n#{title}:"
        end

        def section(routes)
          @buffer << draw_section(routes)
        end

        def header(routes)
          @buffer << draw_header(routes)
        end

        private

          def draw_section(routes)
            header_lengths = ["Prefix", "Verb", "URI Pattern"].map(&:length)
            name_width, verb_width, path_width = widths(routes).zip(header_lengths).map(&:max)

            routes.map do |r|
              "#{r[:name].rjust(name_width)} #{r[:verb].ljust(verb_width)} #{r[:path].ljust(path_width)} #{r[:reqs]}"
            end
          end

          def draw_header(routes)
            name_width, verb_width, path_width = widths(routes)

            "#{"Prefix".rjust(name_width)} #{"Verb".ljust(verb_width)} #{"URI Pattern".ljust(path_width)} Controller#Action"
          end

          def widths(routes)
            [routes.map { |r| r[:name].length }.max || 0,
             routes.map { |r| r[:verb].length }.max || 0,
             routes.map { |r| r[:path].length }.max || 0]
          end
      end

      class Expanded < Base
        def section_title(title)
          @buffer << "\n#{"[ #{title} ]"}"
        end

        def section(routes)
          @buffer << draw_expanded_section(routes)
        end

        private

          def draw_expanded_section(routes)
            routes.map.each_with_index do |r, i|
              <<~MESSAGE.chomp
                #{route_header(index: i + 1)}
                Prefix            | #{r[:name]}
                Verb              | #{r[:verb]}
                URI               | #{r[:path]}
                Controller#Action | #{r[:reqs]}
              MESSAGE
            end
          end

          def route_header(index:)
            console_width = IO.console_size.second
            header_prefix = "--[ Route #{index} ]"
            dash_remainder = [console_width - header_prefix.size, 0].max

            "#{header_prefix}#{'-' * dash_remainder}"
          end
      end
    end

    class HtmlTableFormatter
      def initialize(view)
        @view = view
        @buffer = []
      end

      def section_title(title)
        @buffer << %(<tr><th colspan="4">#{title}</th></tr>)
      end

      def section(routes)
        @buffer << @view.render(partial: "routes/route", collection: routes)
      end

      # The header is part of the HTML page, so we don't construct it here.
      def header(routes)
      end

      def no_routes(*)
        @buffer << <<~MESSAGE
          <p>You don't have any routes defined!</p>
          <ul>
            <li>Please add some routes in <tt>config/routes.rb</tt>.</li>
            <li>
              For more information about routes, please see the Rails guide
              <a href="https://guides.rubyonrails.org/routing.html">Rails Routing from the Outside In</a>.
            </li>
          </ul>
        MESSAGE
      end

      def result
        @view.raw @view.render(layout: "routes/table") {
          @view.raw @buffer.join("\n")
        }
      end
    end
  end
end
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