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LibJS+LibWeb: Restore type safety of Realm::set_global_object()

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The changes from 8a03b17 to allow any JS::Value aren't a good fit, as
shown by the excessive amount of verify_cast needed :^)
This commit is contained in:
Linus Groh 2022-08-06 01:01:13 +01:00 • committed by Andreas Kling
parent 64b29eb459
commit c8f1651761
10 changed files with 27 additions and 36 deletions
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6
Userland/Libraries/LibWeb/HTML/BrowsingContext.cpp
View file

@ -121,16 +121,16 @@ NonnullRefPtr<BrowsingContext> BrowsingContext::create_a_new_browsing_context(Pa
// 8. Let realm execution context be the result of creating a new JavaScript realm given agent and the following customizations:
auto realm_execution_context = Bindings::create_a_new_javascript_realm(
Bindings::main_thread_vm(),
[&](JS::Realm& realm) -> JS::Value {
[&](JS::Realm& realm) -> JS::GlobalObject* {
// - For the global object, create a new Window object.
window = HTML::Window::create();
auto* global_object = realm.heap().allocate_without_global_object<Bindings::WindowObject>(realm, *window);
VERIFY(window->wrapper() == global_object);
return global_object;
},
[](JS::Realm&) -> JS::Value {
[](JS::Realm&) -> JS::GlobalObject* {
// FIXME: - For the global this binding, use browsingContext's WindowProxy object.
return JS::js_undefined();
return nullptr;
});
// 9. Let topLevelCreationURL be about:blank if embedder is null; otherwise embedder's relevant settings object's top-level creation URL.

6
Userland/Libraries/LibWeb/HTML/Worker.cpp
View file

@ -102,7 +102,7 @@ void Worker::run_a_worker(AK::URL& url, EnvironmentSettingsObject& outside_setti
// 7. Let realm execution context be the result of creating a new JavaScript realm given agent and the following customizations:
auto realm_execution_context = Bindings::create_a_new_javascript_realm(
*m_worker_vm,
[&](JS::Realm& realm) -> JS::Value {
[&](JS::Realm& realm) -> JS::GlobalObject* {
// 7a. For the global object, if is shared is true, create a new SharedWorkerGlobalScope object.
// 7b. Otherwise, create a new DedicatedWorkerGlobalScope object.
// FIXME: Proper support for both SharedWorkerGlobalScope and DedicatedWorkerGlobalScope
@ -113,9 +113,7 @@ void Worker::run_a_worker(AK::URL& url, EnvironmentSettingsObject& outside_setti
m_worker_scope = m_worker_vm->heap().allocate_without_global_object<JS::GlobalObject>(realm);
return m_worker_scope;
},
[&](JS::Realm&) -> JS::Value {
return JS::js_undefined();
});
nullptr);
m_worker_realm = realm_execution_context->realm;
m_console = adopt_ref(*new WorkerDebugConsoleClient(m_worker_scope->console()));