1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
|
/*
* Copyright (C) 1999-2000 Harri Porten (porten@kde.org)
* Copyright (C) 2007, 2008 Apple Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#ifndef StringObject_h
#define StringObject_h
#include "JSWrapperObject.h"
#include "JSString.h"
namespace JSC {
class StringObject : public JSWrapperObject {
public:
typedef JSWrapperObject Base;
static StringObject* create(VM& vm, Structure* structure)
{
JSString* string = jsEmptyString(&vm);
StringObject* object = new (NotNull, allocateCell<StringObject>(vm.heap)) StringObject(vm, structure);
object->finishCreation(vm, string);
return object;
}
static StringObject* create(VM& vm, Structure* structure, JSString* string)
{
StringObject* object = new (NotNull, allocateCell<StringObject>(vm.heap)) StringObject(vm, structure);
object->finishCreation(vm, string);
return object;
}
static StringObject* create(VM&, JSGlobalObject*, JSString*);
JS_EXPORT_PRIVATE static bool getOwnPropertySlot(JSObject*, ExecState*, PropertyName, PropertySlot&);
JS_EXPORT_PRIVATE static bool getOwnPropertySlotByIndex(JSObject*, ExecState*, unsigned propertyName, PropertySlot&);
JS_EXPORT_PRIVATE static void put(JSCell*, ExecState*, PropertyName, JSValue, PutPropertySlot&);
JS_EXPORT_PRIVATE static void putByIndex(JSCell*, ExecState*, unsigned propertyName, JSValue, bool shouldThrow);
JS_EXPORT_PRIVATE static bool deleteProperty(JSCell*, ExecState*, PropertyName);
JS_EXPORT_PRIVATE static bool deletePropertyByIndex(JSCell*, ExecState*, unsigned propertyName);
JS_EXPORT_PRIVATE static void getOwnPropertyNames(JSObject*, ExecState*, PropertyNameArray&, EnumerationMode);
JS_EXPORT_PRIVATE static bool defineOwnProperty(JSObject*, ExecState*, PropertyName, const PropertyDescriptor&, bool shouldThrow);
DECLARE_EXPORT_INFO;
JSString* internalValue() const { return asString(JSWrapperObject::internalValue());}
static Structure* createStructure(VM& vm, JSGlobalObject* globalObject, JSValue prototype)
{
return Structure::create(vm, globalObject, prototype, TypeInfo(ObjectType, StructureFlags), info());
}
protected:
JS_EXPORT_PRIVATE void finishCreation(VM&, JSString*);
static const unsigned StructureFlags = OverridesGetOwnPropertySlot | InterceptsGetOwnPropertySlotByIndexEvenWhenLengthIsNotZero | OverridesGetPropertyNames | JSWrapperObject::StructureFlags;
JS_EXPORT_PRIVATE StringObject(VM&, Structure*);
};
StringObject* asStringObject(JSValue);
inline StringObject* asStringObject(JSValue value)
{
ASSERT(asObject(value)->inherits(StringObject::info()));
return static_cast<StringObject*>(asObject(value));
}
JS_EXPORT_PRIVATE StringObject* constructString(VM&, JSGlobalObject*, JSValue);
} // namespace JSC
#endif // StringObject_h
|
