diff --git a/Userland/Libraries/LibWeb/HTML/Scripting/WorkerEnvironmentSettingsObject.cpp b/Userland/Libraries/LibWeb/HTML/Scripting/WorkerEnvironmentSettingsObject.cpp
index 4db9041f7c..19136f2890 100644
--- a/Userland/Libraries/LibWeb/HTML/Scripting/WorkerEnvironmentSettingsObject.cpp
+++ b/Userland/Libraries/LibWeb/HTML/Scripting/WorkerEnvironmentSettingsObject.cpp
@@ -1,5 +1,6 @@
/*
* Copyright (c) 2023, Andrew Kaster
+ * Copyright (c) 2024, Tim Ledbetter
*
* SPDX-License-Identifier: BSD-2-Clause
*/
@@ -11,16 +12,28 @@ namespace Web::HTML {
JS_DEFINE_ALLOCATOR(WorkerEnvironmentSettingsObject);
+// https://html.spec.whatwg.org/multipage/workers.html#set-up-a-worker-environment-settings-object
JS::NonnullGCPtr WorkerEnvironmentSettingsObject::setup(JS::NonnullGCPtr page, NonnullOwnPtr execution_context /* FIXME: null or an environment reservedEnvironment, a URL topLevelCreationURL, and an origin topLevelOrigin */)
{
+ // 1. FIXME: Let inherited origin be outside settings's origin.
+
+ // 2. Let realm be the value of execution context's Realm component.
auto realm = execution_context->realm;
VERIFY(realm);
+ // 3. Let worker global scope be realm's global object.
auto& worker = verify_cast(realm->global_object());
+ // 4. Let settings object be a new environment settings object whose algorithms are defined as follows:
+ // NOTE: See the functions defined for this class.
auto settings_object = realm->heap().allocate(*realm, move(execution_context), worker);
settings_object->target_browsing_context = nullptr;
+ // FIXME: 5. Set settings object's id to a new unique opaque string, creation URL to worker global scope's url, top-level creation URL to null, target browsing context to null, and active service worker to null.
+ // FIXME: 6. If worker global scope is a DedicatedWorkerGlobalScope object, then set settings object's top-level origin to outside settings's top-level origin.
+ // FIXME: 7. Otherwise, set settings object's top-level origin to an implementation-defined value.
+
+ // 8. Set realm's [[HostDefined]] field to settings object.
auto intrinsics = realm->heap().allocate(*realm, *realm);
auto host_defined = make(settings_object, intrinsics, page);
realm->set_host_defined(move(host_defined));
@@ -29,6 +42,7 @@ JS::NonnullGCPtr WorkerEnvironmentSettingsObjec
// the realm's [[HostDefined]] internal slot as the internal slot contains the web platform intrinsics
worker.initialize_web_interfaces({});
+ // 9. Return settings object.
return settings_object;
}