fix(web): implement DOMException#code (#9015)

Co-authored-by: Luca Casonato <lucacasonato@yahoo.com>

1 files changed, 9 insertions, 0 deletions

diff --git a/cli/tests/unit/dom_exception_test.ts b/cli/tests/unit/dom_exception_test.ts
index a93cbfebe..4c9e96de6 100644
--- a/cli/tests/unit/dom_exception_test.ts
+++ b/cli/tests/unit/dom_exception_test.ts
@@ -6,4 +6,13 @@ unitTest(function testDomError() {
   assert(de);
   assertEquals(de.message, "foo");
   assertEquals(de.name, "bar");
+  assertEquals(de.code, 0);
+});
+
+unitTest(function testKnownDomException() {
+  const de = new DOMException("foo", "SyntaxError");
+  assert(de);
+  assertEquals(de.message, "foo");
+  assertEquals(de.name, "SyntaxError");
+  assertEquals(de.code, 12);
 });