url: implement URL.canParse

lib/internal/url.js

@@ -713,6 +713,16 @@ class URL {
   toJSON() {
     return this.#context.href;
   }
+
+  static canParse(url, base = undefined) {
+    url = `${url}`;
+
+    if (base !== undefined) {
+      base = `${base}`;
+    }
+
+    return parse(url, base, () => {});
+  }
 }
 
 ObjectDefineProperties(URL.prototype, {
@@ -733,6 +743,15 @@ ObjectDefineProperties(URL.prototype, {
   toJSON: kEnumerableProperty,
 });
 
+ObjectDefineProperties(URL, {
+  canParse: {
+    __proto__: null,
+    configurable: true,
+    writable: true,
+    enumerable: true,
+  },
+});
+
 function installObjectURLMethods() {
   const {
     storeDataObject,

test/fixtures/wpt/README.md

@@ -27,7 +27,7 @@ Last update:
 - resource-timing: https://github.com/web-platform-tests/wpt/tree/22d38586d0/resource-timing
 - resources: https://github.com/web-platform-tests/wpt/tree/919874f84f/resources
 - streams: https://github.com/web-platform-tests/wpt/tree/51750bc8d7/streams
-- url: https://github.com/web-platform-tests/wpt/tree/84caeb6fbd/url
+- url: https://github.com/web-platform-tests/wpt/tree/7c5c3cc125/url
 - user-timing: https://github.com/web-platform-tests/wpt/tree/df24fb604e/user-timing
 - wasm/jsapi: https://github.com/web-platform-tests/wpt/tree/d8dbe6990b/wasm/jsapi
 - wasm/webapi: https://github.com/web-platform-tests/wpt/tree/fd1b23eeaa/wasm/webapi

test/fixtures/wpt/url/url-statics-canparse.any.js

@@ -0,0 +1,42 @@
+// This intentionally does not use resources/urltestdata.json to preserve resources.
+[
+  {
+    "url": undefined,
+    "base": undefined,
+    "expected": false
+  },
+  {
+    "url": "a:b",
+    "base": undefined,
+    "expected": true
+  },
+  {
+    "url": undefined,
+    "base": "a:b",
+    "expected": false
+  },
+  {
+    "url": "a:/b",
+    "base": undefined,
+    "expected": true
+  },
+  {
+    "url": undefined,
+    "base": "a:/b",
+    "expected": true
+  },
+  {
+    "url": "https://test:test",
+    "base": undefined,
+    "expected": false
+  },
+  {
+    "url": "a",
+    "base": "https://b/",
+    "expected": true
+  }
+].forEach(({ url, base, expected }) => {
+  test(() => {
+    assert_equals(URL.canParse(url, base), expected);
+  }, `URL.canParse(${url}, ${base})`);
+});

test/fixtures/wpt/versions.json

@@ -68,7 +68,7 @@
     "path": "streams"
   },
   "url": {
-    "commit": "84caeb6fbdf45129f57c67448e6113ee1ced9fb3",
+    "commit": "7c5c3cc125979b4768d414471e6ab655b473aae8",
     "path": "url"
   },
   "user-timing": {