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bindings: Support non-object this values for callbacks. (#35427)

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Signed-off-by: Josh Matthews <josh@joshmatthews.net>
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Josh Matthews 2025-02-12 00:41:00 -05:00 • committed by GitHub
parent cf3ad2de77
commit cb3ecd4417
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3 changed files with 24 additions and 22 deletions
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20
components/script/dom/bindings/callback.rs
View file

@ -7,7 +7,6 @@
use std::default::Default;
use std::ffi::CString;
use std::mem::drop;
use std::ptr;
use std::rc::Rc;
use js::jsapi::{
@ -15,7 +14,7 @@ use js::jsapi::{
};
use js::jsval::{JSVal, ObjectValue, UndefinedValue};
use js::rust::wrappers::{JS_GetProperty, JS_WrapObject};
use js::rust::{MutableHandleObject, Runtime};
use js::rust::{MutableHandleValue, Runtime};
use crate::dom::bindings::codegen::Bindings::WindowBinding::Window_Binding::WindowMethods;
use crate::dom::bindings::error::{report_pending_exception, Error, Fallible};
@ -208,19 +207,22 @@ impl CallbackInterface {
pub(crate) use script_bindings::callback::ThisReflector;
/// Wraps the reflector for `p` into the realm of `cx`.
pub(crate) fn wrap_call_this_object<T: ThisReflector>(
pub(crate) fn wrap_call_this_value<T: ThisReflector>(
cx: JSContext,
p: &T,
mut rval: MutableHandleObject,
) {
rval.set(p.jsobject());
assert!(!rval.get().is_null());
mut rval: MutableHandleValue,
) -> bool {
rooted!(in(*cx) let mut obj = p.jsobject());
assert!(!obj.is_null());
unsafe {
if !JS_WrapObject(*cx, rval) {
rval.set(ptr::null_mut());
if !JS_WrapObject(*cx, obj.handle_mut()) {
return false;
}
}
rval.set(ObjectValue(*obj));
true
}
/// A class that performs whatever setup we need to safely make a call while

4
components/script/dom/bindings/import.rs
View file

@ -14,11 +14,11 @@ pub(crate) mod base {
};
pub(crate) use js::jsval::{JSVal, NullValue, ObjectOrNullValue, ObjectValue, UndefinedValue};
pub(crate) use js::panic::maybe_resume_unwind;
pub(crate) use js::rust::wrappers::{JS_CallFunctionValue, JS_WrapValue};
pub(crate) use js::rust::wrappers::{Call, JS_WrapValue};
pub(crate) use js::rust::{HandleObject, HandleValue, MutableHandleObject, MutableHandleValue};
pub(crate) use crate::dom::bindings::callback::{
wrap_call_this_object, CallSetup, CallbackContainer, CallbackFunction, CallbackInterface,
wrap_call_this_value, CallSetup, CallbackContainer, CallbackFunction, CallbackInterface,
CallbackObject, ExceptionHandling, ThisReflector,
};
pub(crate) use crate::dom::bindings::codegen::Bindings::AudioNodeBinding::{