From 3a76a8a7ce4601c48434e786239de2b4547f0c0a Mon Sep 17 00:00:00 2001
From: Javi Velasco <javier.velasco86@gmail.com>
Date: Mon, 13 Dec 2021 18:54:17 +0100
Subject: [PATCH] Temporary disable URL extension for NextURL

---
 packages/next/server/web/next-url.ts   | 9 +++++----
 test/unit/web-runtime/next-url.test.ts | 3 ++-
 2 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/packages/next/server/web/next-url.ts b/packages/next/server/web/next-url.ts
index e1287b45dc2948e..8ee57ff66a6cbcf 100644
--- a/packages/next/server/web/next-url.ts
+++ b/packages/next/server/web/next-url.ts
@@ -14,7 +14,7 @@ interface Options {
 
 const Internal = Symbol('NextURLInternal')
 
-export class NextURL extends URL {
+export class NextURL {
   [Internal]: {
     url: URL
     options: Options
@@ -36,12 +36,13 @@ export class NextURL extends URL {
     baseOrOpts?: string | URL | Options,
     opts?: Options
   ) {
-    super('http://127.0.0.1') // This works as a placeholder
-
     let base: undefined | string | URL
     let options: Options
 
-    if (baseOrOpts instanceof URL || typeof baseOrOpts === 'string') {
+    if (
+      (typeof baseOrOpts === 'object' && 'pathname' in baseOrOpts) ||
+      typeof baseOrOpts === 'string'
+    ) {
       base = baseOrOpts
       options = opts || {}
     } else {
diff --git a/test/unit/web-runtime/next-url.test.ts b/test/unit/web-runtime/next-url.test.ts
index 7acbdd25b2be0a0..e3914a938e92013 100644
--- a/test/unit/web-runtime/next-url.test.ts
+++ b/test/unit/web-runtime/next-url.test.ts
@@ -1,7 +1,8 @@
 /* eslint-env jest */
 import { NextURL } from 'next/dist/server/web/next-url'
 
-it('has the right shape and prototype', () => {
+// TODO Make NextURL extend URL
+it.skip('has the right shape and prototype', () => {
   const parsed = new NextURL('/about?param1=value1', 'http://127.0.0.1')
   expect(parsed).toBeInstanceOf(URL)
 })