Start marking functions that can transitively trigger a GC (#33144)

* Mark JS reflector wrappers as CanGc.

Signed-off-by: Josh Matthews <josh@joshmatthews.net>

* Propagate CanGc from reflect_dom_object_with_proto.

Signed-off-by: Josh Matthews <josh@joshmatthews.net>

* Mark DOM constructors as GC operations.

Signed-off-by: Josh Matthews <josh@joshmatthews.net>

---------

Signed-off-by: Josh Matthews <josh@joshmatthews.net>
This commit is contained in:
Josh Matthews 2024-08-22 07:42:36 -04:00 committed by GitHub
parent 9a1051c917
commit 60ef6bc461
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GPG key ID: B5690EEEBB952194
140 changed files with 1336 additions and 304 deletions

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@ -24,7 +24,7 @@ use crate::dom::extendableevent::ExtendableEvent;
use crate::dom::globalscope::GlobalScope;
use crate::dom::messageport::MessagePort;
use crate::dom::serviceworkerglobalscope::ServiceWorkerGlobalScope;
use crate::script_runtime::JSContext;
use crate::script_runtime::{CanGc, JSContext};
#[dom_struct]
#[allow(non_snake_case)]
@ -85,6 +85,7 @@ impl ExtendableMessageEvent {
origin,
lastEventId,
ports,
CanGc::note(),
)
}
@ -99,13 +100,14 @@ impl ExtendableMessageEvent {
origin: DOMString,
lastEventId: DOMString,
ports: Vec<DomRoot<MessagePort>>,
can_gc: CanGc,
) -> DomRoot<ExtendableMessageEvent> {
let ev = Box::new(ExtendableMessageEvent::new_inherited(
origin,
lastEventId,
ports,
));
let ev = reflect_dom_object_with_proto(ev, global, proto);
let ev = reflect_dom_object_with_proto(ev, global, proto, can_gc);
{
let event = ev.upcast::<Event>();
event.init_event(type_, bubbles, cancelable);
@ -118,6 +120,7 @@ impl ExtendableMessageEvent {
pub fn Constructor(
worker: &ServiceWorkerGlobalScope,
proto: Option<HandleObject>,
can_gc: CanGc,
type_: DOMString,
init: RootedTraceableBox<ExtendableMessageEventBinding::ExtendableMessageEventInit>,
) -> Fallible<DomRoot<ExtendableMessageEvent>> {
@ -132,6 +135,7 @@ impl ExtendableMessageEvent {
init.origin.clone(),
init.lastEventId.clone(),
vec![],
can_gc,
);
Ok(ev)
}