1/*
2 * Copyright (C) 2008, 2013 Apple Inc. All Rights Reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "config.h"
27#include "JavaScriptCallFrame.h"
28
29using namespace JSC;
30
31namespace Inspector {
32
33JavaScriptCallFrame::JavaScriptCallFrame(Ref<DebuggerCallFrame>&& debuggerCallFrame)
34 : m_debuggerCallFrame(WTFMove(debuggerCallFrame))
35{
36}
37
38JavaScriptCallFrame* JavaScriptCallFrame::caller()
39{
40 if (m_caller)
41 return m_caller.get();
42
43 RefPtr<DebuggerCallFrame> debuggerCallerFrame = m_debuggerCallFrame->callerFrame();
44 if (!debuggerCallerFrame)
45 return nullptr;
46
47 m_caller = create(debuggerCallerFrame.releaseNonNull());
48 return m_caller.get();
49}
50
51} // namespace Inspector
52
53