blob: edca46da34b4eaa89ef5413f19c78382641cba95 [file] [log] [blame]
/*
* Copyright (C) 2017 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "AbortSignal.h"
#include "Event.h"
#include "EventNames.h"
#include "ScriptExecutionContext.h"
namespace WebCore {
Ref<AbortSignal> AbortSignal::create(ScriptExecutionContext& context)
{
return adoptRef(*new AbortSignal(context));
}
AbortSignal::AbortSignal(ScriptExecutionContext& context)
: ContextDestructionObserver(&context)
{
}
// https://dom.spec.whatwg.org/#abortsignal-signal-abort
void AbortSignal::abort()
{
// 1. If signal's aborted flag is set, then return.
if (m_aborted)
return;
// 2. Set signal’s aborted flag.
m_aborted = true;
// 3. For each algorithm in signal's abort algorithms: run algorithm.
// 4. Empty signal's abort algorithms.
// FIXME: Add support for 'abort algorithms' - https://dom.spec.whatwg.org/#abortsignal-abort-algorithms
// 5. Fire an event named abort at signal.
dispatchEvent(Event::create(eventNames().abortEvent, false, false));
}
}