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serenity/Userland/Libraries/LibWeb/DOM/AbortController.cpp
Timothy Flynn b75b7f0c0d LibJS+Everywhere: Propagate Cell::initialize errors from Heap::allocate
Callers that are already in a fallible context will now TRY to allocate
cells. Callers in infallible contexts get a FIXME.
2023-01-29 00:02:45 +00:00

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/*
* Copyright (c) 2021, Luke Wilde <lukew@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibWeb/Bindings/Intrinsics.h>
#include <LibWeb/DOM/AbortController.h>
#include <LibWeb/DOM/AbortSignal.h>
namespace Web::DOM {
JS::NonnullGCPtr<AbortController> AbortController::construct_impl(JS::Realm& realm)
{
auto signal = AbortSignal::construct_impl(realm);
return realm.heap().allocate<AbortController>(realm, realm, move(signal)).release_allocated_value_but_fixme_should_propagate_errors();
}
// https://dom.spec.whatwg.org/#dom-abortcontroller-abortcontroller
AbortController::AbortController(JS::Realm& realm, JS::NonnullGCPtr<AbortSignal> signal)
: PlatformObject(realm)
, m_signal(move(signal))
{
}
AbortController::~AbortController() = default;
JS::ThrowCompletionOr<void> AbortController::initialize(JS::Realm& realm)
{
MUST_OR_THROW_OOM(Base::initialize(realm));
set_prototype(&Bindings::ensure_web_prototype<Bindings::AbortControllerPrototype>(realm, "AbortController"));
return {};
}
void AbortController::visit_edges(Cell::Visitor& visitor)
{
Base::visit_edges(visitor);
visitor.visit(m_signal.ptr());
}
// https://dom.spec.whatwg.org/#dom-abortcontroller-abort
void AbortController::abort(JS::Value reason)
{
// The abort(reason) method steps are to signal abort on thiss signal with reason if it is given.
m_signal->signal_abort(reason);
}
}