1/*
2 * Copyright (C) 2015 Apple Inc. All rights reserved.
3 * Copyright (C) Saam Barati <saambarati1@gmail.com>. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
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 *
14 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#pragma once
28
29#include "VM.h"
30#include <wtf/text/WTFString.h>
31
32namespace JSC {
33
34enum RuntimeType : uint16_t {
35 TypeNothing = 0x0,
36 TypeFunction = 0x1,
37 TypeUndefined = 0x2,
38 TypeNull = 0x4,
39 TypeBoolean = 0x8,
40 TypeAnyInt = 0x10,
41 TypeNumber = 0x20,
42 TypeString = 0x40,
43 TypeObject = 0x80,
44 TypeSymbol = 0x100,
45 TypeBigInt = 0x200,
46};
47
48typedef uint16_t RuntimeTypeMask;
49
50static const RuntimeTypeMask RuntimeTypeMaskAllTypes = TypeFunction | TypeUndefined | TypeNull | TypeBoolean | TypeAnyInt | TypeNumber | TypeString | TypeObject | TypeSymbol | TypeBigInt;
51
52class JSValue;
53RuntimeType runtimeTypeForValue(VM&, JSValue);
54String runtimeTypeAsString(RuntimeType);
55
56ALWAYS_INLINE bool runtimeTypeIsPrimitive(RuntimeTypeMask type)
57{
58 return type & ~(TypeFunction | TypeObject);
59}
60
61} // namespace JSC
62