 
         resource_OPTIONS = (req, res) =>
           response = Object.clone(config.schema, true)
-          response.links = []
+          response.links ||= []
           response.definitions ||= {}
           
           resource_methods =

              rel: "create"
              href: resource_path
              schema: 
                $ref: "#"
            "DELETE":
              method: "DELETE"
              rel: "destroy"

              rel: "update"
              href: item_path
              schema:
                type: "array"
                items:
                  $ref: "#"
            "PATCH":
              method: "PATCH"
              rel: "update"
