1/*
2 * Copyright (C) 2008, 2009 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 *
8 * 1.  Redistributions of source code must retain the above copyright
9 *     notice, this list of conditions and the following disclaimer.
10 * 2.  Redistributions in binary form must reproduce the above copyright
11 *     notice, this list of conditions and the following disclaimer in the
12 *     documentation and/or other materials provided with the distribution.
13 * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
14 *     its contributors may be used to endorse or promote products derived
15 *     from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
20 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29
30#include "config.h"
31#include "JSNotAnObject.h"
32
33#include <wtf/UnusedParam.h>
34
35namespace JSC {
36
37ASSERT_CLASS_FITS_IN_CELL(JSNotAnObject);
38
39// JSValue methods
40JSValue JSNotAnObject::toPrimitive(ExecState* exec, PreferredPrimitiveType) const
41{
42    ASSERT_UNUSED(exec, exec->hadException());
43    return jsNumber(0);
44}
45
46bool JSNotAnObject::getPrimitiveNumber(ExecState* exec, double&, JSValue&)
47{
48    ASSERT_UNUSED(exec, exec->hadException());
49    return false;
50}
51
52bool JSNotAnObject::toBoolean(ExecState* exec) const
53{
54    ASSERT_UNUSED(exec, exec->hadException());
55    return false;
56}
57
58double JSNotAnObject::toNumber(ExecState* exec) const
59{
60    ASSERT_UNUSED(exec, exec->hadException());
61    return NaN;
62}
63
64UString JSNotAnObject::toString(ExecState* exec) const
65{
66    ASSERT_UNUSED(exec, exec->hadException());
67    return "";
68}
69
70JSObject* JSNotAnObject::toObject(ExecState* exec, JSGlobalObject*) const
71{
72    ASSERT_UNUSED(exec, exec->hadException());
73    return const_cast<JSNotAnObject*>(this);
74}
75
76// JSObject methods
77bool JSNotAnObject::getOwnPropertySlot(ExecState* exec, const Identifier&, PropertySlot&)
78{
79    ASSERT_UNUSED(exec, exec->hadException());
80    return false;
81}
82
83bool JSNotAnObject::getOwnPropertySlot(ExecState* exec, unsigned, PropertySlot&)
84{
85    ASSERT_UNUSED(exec, exec->hadException());
86    return false;
87}
88
89bool JSNotAnObject::getOwnPropertyDescriptor(ExecState* exec, const Identifier&, PropertyDescriptor&)
90{
91    ASSERT_UNUSED(exec, exec->hadException());
92    return false;
93}
94
95void JSNotAnObject::put(ExecState* exec, const Identifier& , JSValue, PutPropertySlot&)
96{
97    ASSERT_UNUSED(exec, exec->hadException());
98}
99
100void JSNotAnObject::put(ExecState* exec, unsigned, JSValue)
101{
102    ASSERT_UNUSED(exec, exec->hadException());
103}
104
105bool JSNotAnObject::deleteProperty(ExecState* exec, const Identifier&)
106{
107    ASSERT_UNUSED(exec, exec->hadException());
108    return false;
109}
110
111bool JSNotAnObject::deleteProperty(ExecState* exec, unsigned)
112{
113    ASSERT_UNUSED(exec, exec->hadException());
114    return false;
115}
116
117void JSNotAnObject::getOwnPropertyNames(ExecState* exec, PropertyNameArray&, EnumerationMode)
118{
119    ASSERT_UNUSED(exec, exec->hadException());
120}
121
122} // namespace JSC
123