fix: SSR bug when using $url helper

Author: jakobrosenberg

lib/runtime/helpers/index.js

@@ -106,7 +106,7 @@ export const url = {
             return (pathElemOrNode, params, options) => {
                 const createUrl = getCreateUrl(fragment.fragment)
                 // if we're dealing with a string, return the rendered url
-                if (!(pathElemOrNode instanceof HTMLAnchorElement))
+                if (!(globalThis.HTMLElement && pathElemOrNode instanceof HTMLElement))
                     return createUrl(pathElemOrNode, params, options)
 
                 // if we're dealing with an anchor element, update it