61 lines
2.3 KiB
C++
61 lines
2.3 KiB
C++
/*
|
|
* Copyright (C) 2011 Google Inc. All rights reserved.
|
|
* Copyright (C) 2016-2021 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:
|
|
*
|
|
* * Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* * 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.
|
|
* * Neither the name of Google Inc. nor the names of its
|
|
* contributors may be used to endorse or promote products derived from
|
|
* this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
|
|
* OWNER OR 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 "JSMutationObserver.h"
|
|
|
|
#include "JSNodeCustom.h"
|
|
#include "MutationCallback.h"
|
|
|
|
|
|
namespace WebCore {
|
|
using namespace JSC;
|
|
|
|
template<typename Visitor>
|
|
void JSMutationObserver::visitAdditionalChildren(Visitor& visitor)
|
|
{
|
|
wrapped().callback().visitJSFunction(visitor);
|
|
}
|
|
|
|
DEFINE_VISIT_ADDITIONAL_CHILDREN(JSMutationObserver);
|
|
|
|
bool JSMutationObserverOwner::isReachableFromOpaqueRoots(JSC::Handle<JSC::Unknown> handle, void*, AbstractSlotVisitor& visitor, const char**reason)
|
|
{
|
|
if (jsCast<JSMutationObserver*>(handle.slot()->asCell())->wrapped().isReachableFromOpaqueRoots(visitor)) {
|
|
if (UNLIKELY(reason))
|
|
*reason = "Reachable from observed nodes";
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
} // namespace WebCore
|