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3ef3ba9378
While trying to figure out what the status of this implementation was, I added steps and comments to see what we are missing. Also updated some links, since I couldn't find an implementation of `window.fetch`, since the spec URL was pointing to the chapter instead of the algorithm. Part of #34866 Signed-off-by: Tim van der Lippe <tvanderlippe@gmail.com>
96 lines
3.4 KiB
Rust
96 lines
3.4 KiB
Rust
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
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use dom_struct::dom_struct;
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use js::rust::{HandleObject, HandleValue};
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use crate::dom::abortsignal::AbortSignal;
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use crate::dom::bindings::codegen::Bindings::AbortControllerBinding::AbortControllerMethods;
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use crate::dom::bindings::reflector::{Reflector, reflect_dom_object_with_proto};
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use crate::dom::bindings::root::{Dom, DomRoot};
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use crate::dom::globalscope::GlobalScope;
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use crate::realms::InRealm;
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use crate::script_runtime::{CanGc, JSContext};
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/// <https://dom.spec.whatwg.org/#abortcontroller>
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#[dom_struct]
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pub(crate) struct AbortController {
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reflector_: Reflector,
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/// <https://dom.spec.whatwg.org/#dom-abortcontroller-signal>
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signal: Dom<AbortSignal>,
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}
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impl AbortController {
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/// <https://dom.spec.whatwg.org/#dom-abortcontroller-abortcontroller>
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fn new_inherited(signal: &AbortSignal) -> AbortController {
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// Note: continuation of the constructor steps.
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// Step 2. Set this’s signal to signal.
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AbortController {
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reflector_: Reflector::new(),
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signal: Dom::from_ref(signal),
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}
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}
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/// <https://dom.spec.whatwg.org/#dom-abortcontroller-abortcontroller>
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pub(crate) fn new_with_proto(
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global: &GlobalScope,
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proto: Option<HandleObject>,
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can_gc: CanGc,
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) -> DomRoot<AbortController> {
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// Step 1. Let signal be a new AbortSignal object.
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let signal = AbortSignal::new_with_proto(global, None, can_gc);
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// Step 2. Set this’s signal to signal.
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reflect_dom_object_with_proto(
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Box::new(AbortController::new_inherited(&signal)),
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global,
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proto,
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can_gc,
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)
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}
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/// <https://dom.spec.whatwg.org/#abortcontroller-signal-abort>
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pub(crate) fn signal_abort(
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&self,
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cx: JSContext,
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reason: HandleValue,
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realm: InRealm,
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can_gc: CanGc,
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) {
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// To signal abort on an AbortController controller with an optional reason,
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// signal abort on controller’s signal with reason if it is given.
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self.signal.signal_abort(cx, reason, realm, can_gc);
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}
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/// <https://dom.spec.whatwg.org/#abortcontroller-signal>
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pub(crate) fn signal(&self) -> DomRoot<AbortSignal> {
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// The signal getter steps are to return this’s signal.
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self.signal.as_rooted()
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}
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}
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impl AbortControllerMethods<crate::DomTypeHolder> for AbortController {
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/// <https://dom.spec.whatwg.org/#dom-abortcontroller-abortcontroller>
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fn Constructor(
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global: &GlobalScope,
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proto: Option<HandleObject>,
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can_gc: CanGc,
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) -> DomRoot<AbortController> {
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AbortController::new_with_proto(global, proto, can_gc)
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}
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/// <https://dom.spec.whatwg.org/#dom-abortcontroller-abort>
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fn Abort(&self, cx: JSContext, reason: HandleValue, realm: InRealm, can_gc: CanGc) {
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// The abort(reason) method steps are
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// to signal abort on this with reason if it is given.
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self.signal_abort(cx, reason, realm, can_gc);
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}
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/// <https://dom.spec.whatwg.org/#dom-abortcontroller-signal>
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fn Signal(&self) -> DomRoot<AbortSignal> {
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// The signal getter steps are to return this’s signal.
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self.signal.as_rooted()
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}
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}
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