1/*
2 * Copyright (C) 2013-2017 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 "JSMapIterator.h"
28
29#include "JSCInlines.h"
30#include "JSMap.h"
31
32namespace JSC {
33
34const ClassInfo JSMapIterator::s_info = { "Map Iterator", nullptr, nullptr, nullptr, CREATE_METHOD_TABLE(JSMapIterator) };
35
36void JSMapIterator::finishCreation(VM& vm, JSMap* iteratedObject)
37{
38 Base::finishCreation(vm);
39 m_map.set(vm, this, iteratedObject);
40 setIterator(vm, m_map->head());
41}
42
43void JSMapIterator::visitChildren(JSCell* cell, SlotVisitor& visitor)
44{
45 JSMapIterator* thisObject = jsCast<JSMapIterator*>(cell);
46 ASSERT_GC_OBJECT_INHERITS(thisObject, info());
47 Base::visitChildren(thisObject, visitor);
48 visitor.append(thisObject->m_map);
49 visitor.append(thisObject->m_iter);
50}
51
52JSValue JSMapIterator::createPair(JSGlobalObject* globalObject, JSValue key, JSValue value)
53{
54 MarkedArgumentBuffer args;
55 args.append(key);
56 args.append(value);
57 ASSERT(!args.hasOverflowed());
58 return constructArray(globalObject, static_cast<ArrayAllocationProfile*>(nullptr), args);
59}
60
61}
62