Bump webidl2 from 24.4.1 to 24.5.0 (#2590)

Author: dependabot[bot]

package-lock.json

@@ -136,7 +136,7 @@
     "sinon": "21.0.0",
     "typescript": "5.8.3",
     "typescript-eslint": "^8.38.0",
-    "webidl2": "24.4.1",
+    "webidl2": "24.5.0",
     "yaml": "2.8.0"
   }
 }

package.json

@@ -660,7 +660,7 @@ describe("build (API)", () => {
       const ast = WebIDL2.parse(
         `[Exposed=Window]
            interface ReadableStream {
-             async iterable<any>;
+             async_iterable<any>;
            };`,
       );
       assert.deepEqual(await buildIDLTests(ast, [], scopes), {
@@ -683,7 +683,7 @@ describe("build (API)", () => {
       const ast = WebIDL2.parse(
         `[Exposed=Window]
            interface AsyncMap {
-             async iterable<DOMString, any>;
+             async_iterable<DOMString, any>;
            };`,
       );
       assert.deepEqual(await buildIDLTests(ast, [], scopes), {

test-builder/api.test.ts

@@ -213,7 +213,8 @@ const flattenMembers = (iface) => {
         members.push({name: iface.name, type: "constructor"});
         break;
       case "iterable":
-        if (member.async) {
+      case "async_iterable":
+        if (member.async || member.type === "async_iterable") {
           // https://webidl.spec.whatwg.org/#idl-async-iterable
           members.push(
             {name: "@@asyncIterator", type: "symbol"},
@@ -404,10 +405,13 @@ const getExposureSet = (node, scopes): Set<Exposure> => {
 const validateIDL = (ast) => {
   const validations = WebIDL2.validate(ast).filter((v) => {
     // Ignore the [LegacyNoInterfaceObject] rule.
-    // XXX Also temporarily ignore the "[AllowShared] BufferSource -> AllowSharedBufferSource" rule until specs are fixed.
-    return !["no-nointerfaceobject", "migrate-allowshared"].includes(
-      v.ruleName,
-    );
+    // Also ignore the "async iterable -> async_iterable" rule until specs are fixed.
+    // Also ignore the rule that dictionary arguments without required fields must be marked optional (until the RTC spec is fixed)
+    return ![
+      "no-nointerfaceobject",
+      "obsolete-async-iterable-syntax",
+      "dict-arg-optional",
+    ].includes(v.ruleName);
   });
   if (validations.length) {
     const message = validations