darling-JavaScriptCore/inspector/JavaScriptCallFrame.cpp
2018-01-02 21:17:19 -08:00

53 lines
1.9 KiB
C++

/*
* Copyright (C) 2008, 2013 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. ``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
* 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 "JavaScriptCallFrame.h"
using namespace JSC;
namespace Inspector {
JavaScriptCallFrame::JavaScriptCallFrame(Ref<DebuggerCallFrame>&& debuggerCallFrame)
: m_debuggerCallFrame(WTFMove(debuggerCallFrame))
{
}
JavaScriptCallFrame* JavaScriptCallFrame::caller()
{
if (m_caller)
return m_caller.get();
RefPtr<DebuggerCallFrame> debuggerCallerFrame = m_debuggerCallFrame->callerFrame();
if (!debuggerCallerFrame)
return nullptr;
m_caller = create(debuggerCallerFrame.releaseNonNull());
return m_caller.get();
}
} // namespace Inspector