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Use out parameter for generated methods returning JSVal (#34087)

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* Make generated bindings that return a WebIDL `any` value use out parameters.

Returning raw JSVal values makes it easier to create GC hazards in code
that calls these methods. Accepting a MutableHandle argument instead
ensures that the values are rooted by the caller.

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

* Update mozjs.

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

* Fix clippy warnings.

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

---------

Signed-off-by: Josh Matthews <josh@joshmatthews.net>
This commit is contained in:
Josh Matthews 2024-11-05 03:29:08 -05:00 • committed by GitHub
parent 537958a3cc
commit 25a0764a37
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38 changed files with 763 additions and 515 deletions
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8
components/script/dom/dissimilaroriginwindow.rs
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@ -5,8 +5,8 @@
use base::id::PipelineId;
use dom_struct::dom_struct;
use js::jsapi::{Heap, JSObject};
use js::jsval::{JSVal, UndefinedValue};
use js::rust::{CustomAutoRooter, CustomAutoRooterGuard, HandleValue};
use js::jsval::UndefinedValue;
use js::rust::{CustomAutoRooter, CustomAutoRooterGuard, HandleValue, MutableHandleValue};
use script_traits::{ScriptMsg, StructuredSerializedData};
use servo_url::ServoUrl;
@ -167,9 +167,9 @@ impl DissimilarOriginWindowMethods for DissimilarOriginWindow {
}
// https://html.spec.whatwg.org/multipage/#dom-opener
fn Opener(&self, _: JSContext) -> JSVal {
fn Opener(&self, _: JSContext, mut retval: MutableHandleValue) {
// TODO: Implement x-origin opener
UndefinedValue()
retval.set(UndefinedValue());
}
// https://html.spec.whatwg.org/multipage/#dom-opener