method

generate_code

v2.2.1 - Show latest stable - 0 notes - Class: ActionController::Routing::RouteSet

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generate_code(list, padding=' ', level = 0) public

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# File actionpack/lib/action_controller/routing/recognition_optimisation.rb, line 89
      def generate_code(list, padding='  ', level = 0)
        # a digit
        return padding + "#{list[0]}\n" if list.size == 1 && !(Array === list[0])

        body = padding + "(seg = segments[#{level}]; \n"

        i = 0
        was_nil = false
        list.each do |item|
          if Array === item
            i += 1
            start = (i == 1)
            final = (i == list.size)
            tag, sub = item
            if tag == :dynamic
              body += padding + "#{start ? 'if' : 'elsif'} true\n"
              body += generate_code(sub, padding + "  ", level + 1)
              break
            elsif tag == nil && !was_nil
              was_nil = true
              body += padding + "#{start ? 'if' : 'elsif'} seg.nil?\n"
              body += generate_code(sub, padding + "  ", level + 1)
            else
              body += padding + "#{start ? 'if' : 'elsif'} seg == '#{tag}'\n"
              body += generate_code(sub, padding + "  ", level + 1)
            end
          end
        end
        body += padding + "else\n"
        body += padding + "  #{list[0]}\n"
        body += padding + "end)\n"
        body
      end

generate_code

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