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LibJS: Align spec comments for ShadowRealm for HostInitializeShadowRealm

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The proposed changes have been merged into the proposal with:

https://github.com/tc39/proposal-shadowrealm/commit/f20d02
This commit is contained in:
Shannon Booth 2024-11-17 05:55:20 +13:00 committed by Andreas Kling
parent e8c228fb93
commit fd0c63b338
Notes: github-actions[bot] 2024-11-17 21:16:13 +00:00 
Author: https://github.com/shannonbooth
Commit: https://github.com/LadybirdBrowser/ladybird/commit/fd0c63b3384
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/2383
2 changed files with 7 additions and 8 deletions
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3
Libraries/LibJS/Runtime/ShadowRealmConstructor.cpp
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@ -40,7 +40,6 @@ ThrowCompletionOr<Value> ShadowRealmConstructor::call()
}
// 3.2.1 ShadowRealm ( ), https://tc39.es/proposal-shadowrealm/#sec-shadowrealm
// https://github.com/tc39/proposal-shadowrealm/pull/410
ThrowCompletionOr<GC::Ref<Object>> ShadowRealmConstructor::construct(FunctionObject& new_target)
{
auto& vm = this->vm();
@ -62,7 +61,7 @@ ThrowCompletionOr<GC::Ref<Object>> ShadowRealmConstructor::construct(FunctionObj
// 8. Set O.[[ShadowRealm]] to realmRec.
object->set_shadow_realm(realm_record);
// 9. Perform ? HostInitializeShadowRealm(realmRec).
// 9. Perform ? HostInitializeShadowRealm(realmRec, innerContext, O).
TRY(vm.host_initialize_shadow_realm(realm_record, move(inner_context), object));
// 10. Return O.

12
Libraries/LibJS/Runtime/VM.cpp
View file

@ -169,13 +169,13 @@ VM::VM(OwnPtr<CustomData> custom_data, ErrorMessages error_messages)
return HandledByHost::Handled;
};
// 3.6.1 HostInitializeShadowRealm ( realm ), https://tc39.es/proposal-shadowrealm/#sec-hostinitializeshadowrealm
// https://github.com/tc39/proposal-shadowrealm/pull/410
// 3.6.1 HostInitializeShadowRealm ( realm, context, O ), https://tc39.es/proposal-shadowrealm/#sec-hostinitializeshadowrealm
host_initialize_shadow_realm = [](Realm&, NonnullOwnPtr<ExecutionContext>, ShadowRealm&) -> ThrowCompletionOr<void> {
// The host-defined abstract operation HostInitializeShadowRealm takes argument realm (a Realm Record) and returns
// either a normal completion containing unused or a throw completion. It is used to inform the host of any newly
// created realms from the ShadowRealm constructor. The idea of this hook is to initialize host data structures
// related to the ShadowRealm, e.g., for module loading.
// The host-defined abstract operation HostInitializeShadowRealm takes arguments realm (a Realm Record),
// context (an execution context), and O (a ShadowRealm object) and returns either a normal completion
// containing unused or a throw completion. It is used to inform the host of any newly created realms
// from the ShadowRealm constructor. The idea of this hook is to initialize host data structures related
// to the ShadowRealm, e.g., for module loading.
//
// The host may use this hook to add properties to the ShadowRealm's global object. Those properties must be configurable.
return {};