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

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* 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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140 changed files with 1336 additions and 304 deletions
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16
components/script/dom/closeevent.rs
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@ -16,6 +16,7 @@ use crate::dom::bindings::root::DomRoot;
use crate::dom::bindings::str::DOMString;
use crate::dom::event::{Event, EventBubbles, EventCancelable};
use crate::dom::globalscope::GlobalScope;
use crate::script_runtime::CanGc;
#[dom_struct]
pub struct CloseEvent {
@ -46,7 +47,15 @@ impl CloseEvent {
reason: DOMString,
) -> DomRoot<CloseEvent> {
Self::new_with_proto(
global, None, type_, bubbles, cancelable, wasClean, code, reason,
global,
None,
type_,
bubbles,
cancelable,
wasClean,
code,
reason,
CanGc::note(),
)
}
@ -60,9 +69,10 @@ impl CloseEvent {
wasClean: bool,
code: u16,
reason: DOMString,
can_gc: CanGc,
) -> DomRoot<CloseEvent> {
let event = Box::new(CloseEvent::new_inherited(wasClean, code, reason));
let ev = reflect_dom_object_with_proto(event, global, proto);
let ev = reflect_dom_object_with_proto(event, global, proto, can_gc);
{
let event = ev.upcast::<Event>();
event.init_event(type_, bool::from(bubbles), bool::from(cancelable));
@ -73,6 +83,7 @@ impl CloseEvent {
pub fn Constructor(
global: &GlobalScope,
proto: Option<HandleObject>,
can_gc: CanGc,
type_: DOMString,
init: &CloseEventBinding::CloseEventInit,
) -> Fallible<DomRoot<CloseEvent>> {
@ -87,6 +98,7 @@ impl CloseEvent {
init.wasClean,
init.code,
init.reason.clone(),
can_gc,
))
}
}