# File lib/sinatra/rabbit.rb, line 181
      def add_feature_params(features)
        features.each do |f|
          f.operations.each do |fop|
            if cop = operations[fop.name]
              fop.params.each_key do |k|
                if cop.params.has_key?(k)
                  raise DuplicateParamException, "Parameter '#{k}' for operation #{fop.name} defined by collection #{@name} and by feature #{f.name}"
                else
                  cop.params[k] = fop.params[k]
                end
              end
            end
          end
        end
      end