# File lib/apipie/dsl_definition.rb, line 470
      def self.eval_dsl(controller, &block)
        dsl_data  = self.new(controller)._eval_dsl(&block)
        if dsl_data[:api_versions].empty?
          dsl_data[:api_versions] = Apipie.controller_versions(controller)
        end
        dsl_data
      end