LibWeb: Add scaffold for 'principal realm of realm'

Allowing us to implement other AOs in terms of this one.
This commit is contained in:
Shannon Booth
2024-10-24 19:26:37 +13:00
committed by Andrew Kaster
parent cdd78be2d3
commit f7a4d94b24
2 changed files with 14 additions and 2 deletions

View File

@@ -329,11 +329,22 @@ JS::Object& incumbent_global_object()
// https://whatpr.org/html/9893/webappapis.html#current-principal-realm
JS::Realm& current_principal_realm()
{
// FIXME: The current principal realm is the principal realm of the current realm.
auto& event_loop = HTML::main_thread_event_loop();
auto& vm = event_loop.vm();
return *vm.current_realm();
// The current principal realm is the principal realm of the current realm.
return principal_realm(*vm.current_realm());
}
// https://whatpr.org/html/9893/webappapis.html#concept-principal-realm-of-realm
JS::Realm& principal_realm(JS::Realm& realm)
{
// FIXME: 1. If realm.[[HostDefined]] is a synthetic realm settings object, then:
// FIXME: 1.1. Assert: realm is a synthetic realm.
// FIXME: 1.2. Set realm to the principal realm of realm.[[HostDefined]].
// FIXME: 2. Assert: realm.[[HostDefined]] is an environment settings object and realm is a principal realm.
// 3. Return realm.
return realm;
}
// https://html.spec.whatwg.org/multipage/webappapis.html#current-settings-object