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/*
* Copyright (c) 2021, Luke Wilde <lukew@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/RefCounted.h>
#include <AK/Weakable.h>
#include <LibWeb/DOM/EventTarget.h>
#include <LibWeb/Forward.h>
namespace Web::DOM {
// https://dom.spec.whatwg.org/#abortsignal
class AbortSignal final : public EventTarget {
WEB_PLATFORM_OBJECT(AbortSignal, EventTarget);
public:
static JS::NonnullGCPtr<AbortSignal> construct_impl(JS::Realm&);
virtual ~AbortSignal() override = default;
void add_abort_algorithm(JS::SafeFunction<void()>);
// https://dom.spec.whatwg.org/#dom-abortsignal-aborted
// An AbortSignal object is aborted when its abort reason is not undefined.
bool aborted() const { return !m_abort_reason.is_undefined(); }
void signal_abort(JS::Value reason);
void set_onabort(WebIDL::CallbackType*);
WebIDL::CallbackType* onabort();
// https://dom.spec.whatwg.org/#dom-abortsignal-reason
JS::Value reason() const { return m_abort_reason; }
JS::ThrowCompletionOr<void> throw_if_aborted() const;
void follow(JS::NonnullGCPtr<AbortSignal> parent_signal);
private:
explicit AbortSignal(JS::Realm&);
virtual void initialize(JS::Realm&) override;
virtual void visit_edges(JS::Cell::Visitor&) override;
// https://dom.spec.whatwg.org/#abortsignal-abort-reason
// An AbortSignal object has an associated abort reason, which is a JavaScript value. It is undefined unless specified otherwise.
JS::Value m_abort_reason { JS::js_undefined() };
// https://dom.spec.whatwg.org/#abortsignal-abort-algorithms
// FIXME: This should be a set.
Vector<JS::SafeFunction<void()>> m_abort_algorithms;
};
}
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