1 | /* |
2 | * Copyright (C) 2012 Apple Inc. All rights reserved. |
3 | * Copyright (C) 2015 Yusuke Suzuki <utatane.tea@gmail.com>. |
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. AND ITS CONTRIBUTORS ``AS IS'' |
15 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
16 | * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
17 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
18 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
19 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
20 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
21 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
22 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
23 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
24 | * THE POSSIBILITY OF SUCH DAMAGE. |
25 | */ |
26 | |
27 | #pragma once |
28 | |
29 | #include "JSObject.h" |
30 | #include "Symbol.h" |
31 | |
32 | namespace JSC { |
33 | |
34 | // In the ES6 spec, Symbol.prototype object is an ordinary JS object, not one of the symbol wrapper object instance. |
35 | class SymbolPrototype final : public JSNonFinalObject { |
36 | public: |
37 | typedef JSNonFinalObject Base; |
38 | static const unsigned StructureFlags = Base::StructureFlags | HasStaticPropertyTable; |
39 | |
40 | static SymbolPrototype* create(VM& vm, JSGlobalObject* globalObject, Structure* structure) |
41 | { |
42 | SymbolPrototype* prototype = new (NotNull, allocateCell<SymbolPrototype>(vm.heap)) SymbolPrototype(vm, structure); |
43 | prototype->finishCreation(vm, globalObject); |
44 | return prototype; |
45 | } |
46 | |
47 | DECLARE_INFO; |
48 | |
49 | static Structure* createStructure(VM& vm, JSGlobalObject* globalObject, JSValue prototype) |
50 | { |
51 | return Structure::create(vm, globalObject, prototype, TypeInfo(ObjectType, StructureFlags), info()); |
52 | } |
53 | |
54 | protected: |
55 | SymbolPrototype(VM&, Structure*); |
56 | void finishCreation(VM&, JSGlobalObject*); |
57 | }; |
58 | STATIC_ASSERT_IS_TRIVIALLY_DESTRUCTIBLE(SymbolPrototype); |
59 | |
60 | } // namespace JSC |
61 | |