1/*
2 * Copyright (C) 2014-2019 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. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#pragma once
27
28#include "JSCast.h"
29#include "PropertySlot.h"
30#include "PutPropertySlot.h"
31#include "Structure.h"
32
33namespace JSC {
34
35class CustomGetterSetter : public JSCell {
36public:
37 typedef JSCell Base;
38 static const unsigned StructureFlags = Base::StructureFlags | StructureIsImmortal;
39
40 typedef PropertySlot::GetValueFunc CustomGetter;
41 typedef PutPropertySlot::PutValueFunc CustomSetter;
42
43 static CustomGetterSetter* create(VM& vm, CustomGetter customGetter, CustomSetter customSetter)
44 {
45 CustomGetterSetter* customGetterSetter = new (NotNull, allocateCell<CustomGetterSetter>(vm.heap)) CustomGetterSetter(vm, vm.customGetterSetterStructure.get(), customGetter, customSetter);
46 customGetterSetter->finishCreation(vm);
47 return customGetterSetter;
48 }
49
50 CustomGetterSetter::CustomGetter getter() const { return m_getter; }
51 CustomGetterSetter::CustomSetter setter() const { return m_setter; }
52
53 static Structure* createStructure(VM& vm, JSGlobalObject* globalObject, JSValue prototype)
54 {
55 return Structure::create(vm, globalObject, prototype, TypeInfo(CustomGetterSetterType, StructureFlags), info());
56 }
57
58 DECLARE_EXPORT_INFO;
59
60protected:
61 CustomGetterSetter(VM& vm, Structure* structure, CustomGetter getter, CustomSetter setter)
62 : JSCell(vm, structure)
63 , m_getter(getter)
64 , m_setter(setter)
65 {
66 }
67
68private:
69 CustomGetter m_getter;
70 CustomSetter m_setter;
71};
72
73JS_EXPORT_PRIVATE bool callCustomSetter(ExecState*, CustomGetterSetter::CustomSetter, bool isAccessor, JSValue thisValue, JSValue);
74JS_EXPORT_PRIVATE bool callCustomSetter(ExecState*, JSValue customGetterSetter, bool isAccessor, JSObject* slotBase, JSValue thisValue, JSValue);
75
76} // namespace JSC
77