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LibJS: Move intrinsics to the realm

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Intrinsics, i.e. mostly constructor and prototype objects, but also
things like empty and new object shape now live on a new heap-allocated
JS::Intrinsics object, thus completing the long journey of taking all
the magic away from the global object.
This represents the Realm's [[Intrinsics]] slot in the spec and matches
its existing [[GlobalObject]] / [[GlobalEnv]] slots in terms of
architecture.

In the majority of cases it should now be possibly to fully allocate a
regular object without the global object existing, and in fact that's
what we do now - the realm is allocated before the global object, and
the intrinsics between both :^)
This commit is contained in:
Linus Groh 2022-08-27 00:54:55 +01:00
parent 84c4b66721
commit 50428ea8d2
217 changed files with 1305 additions and 1039 deletions
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12
Userland/Libraries/LibJS/Runtime/ObjectConstructor.cpp
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@ -18,7 +18,7 @@
namespace JS {
ObjectConstructor::ObjectConstructor(Realm& realm)
: NativeFunction(vm().names.Object.as_string(), *realm.global_object().function_prototype())
: NativeFunction(vm().names.Object.as_string(), *realm.intrinsics().function_prototype())
{
}
@ -28,7 +28,7 @@ void ObjectConstructor::initialize(Realm& realm)
NativeFunction::initialize(realm);
// 20.1.2.19 Object.prototype, https://tc39.es/ecma262/#sec-object.prototype
define_direct_property(vm.names.prototype, realm.global_object().object_prototype(), 0);
define_direct_property(vm.names.prototype, realm.intrinsics().object_prototype(), 0);
u8 attr = Attribute::Writable | Attribute::Configurable;
define_native_function(realm, vm.names.defineProperty, define_property, 3, attr);
@ -70,10 +70,10 @@ ThrowCompletionOr<Object*> ObjectConstructor::construct(FunctionObject& new_targ
auto& realm = *vm.current_realm();
if (&new_target != this)
return TRY(ordinary_create_from_constructor<Object>(vm, new_target, &GlobalObject::object_prototype));
return TRY(ordinary_create_from_constructor<Object>(vm, new_target, &Intrinsics::object_prototype));
auto value = vm.argument(0);
if (value.is_nullish())
return Object::create(realm, realm.global_object().object_prototype());
return Object::create(realm, realm.intrinsics().object_prototype());
return value.to_object(vm);
}
@ -223,7 +223,7 @@ JS_DEFINE_NATIVE_FUNCTION(ObjectConstructor::from_entries)
auto& realm = *vm.current_realm();
auto iterable = TRY(require_object_coercible(vm, vm.argument(0)));
auto* object = Object::create(realm, realm.global_object().object_prototype());
auto* object = Object::create(realm, realm.intrinsics().object_prototype());
(void)TRY(get_iterator_values(vm, iterable, [&](Value iterator_value) -> Optional<Completion> {
if (!iterator_value.is_object())
@ -274,7 +274,7 @@ JS_DEFINE_NATIVE_FUNCTION(ObjectConstructor::get_own_property_descriptors)
auto own_keys = TRY(object->internal_own_property_keys());
// 3. Let descriptors be OrdinaryObjectCreate(%Object.prototype%).
auto* descriptors = Object::create(realm, realm.global_object().object_prototype());
auto* descriptors = Object::create(realm, realm.intrinsics().object_prototype());
// 4. For each element key of ownKeys, do
for (auto& key : own_keys) {