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
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
|
/*
* Copyright (C) 2019-2021 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "JSDOMSetLike.h"
#include "WebCoreJSBuiltinInternals.h"
#include "WebCoreJSClientData.h"
#include <JavaScriptCore/CatchScope.h>
#include <JavaScriptCore/JSSet.h>
#include <JavaScriptCore/JSSetInlines.h>
#include <JavaScriptCore/VMTrapsInlines.h>
namespace WebCore {
void DOMSetAdapter::clear()
{
clearBackingSet(m_lexicalGlobalObject, m_backingSet);
}
std::pair<bool, std::reference_wrapper<JSC::JSObject>> getBackingSet(JSC::JSGlobalObject& lexicalGlobalObject, JSC::JSObject& setLike)
{
auto& vm = lexicalGlobalObject.vm();
auto backingSet = setLike.getDirect(vm, builtinNames(vm).backingSetPrivateName());
if (!backingSet) {
auto& vm = lexicalGlobalObject.vm();
backingSet = JSC::JSSet::create(vm, lexicalGlobalObject.setStructure());
setLike.putDirect(vm, builtinNames(vm).backingSetPrivateName(), backingSet, enumToUnderlyingType(JSC::PropertyAttribute::DontEnum));
return { true, *JSC::asObject(backingSet) };
}
return { false, *JSC::asObject(backingSet) };
}
void clearBackingSet(JSC::JSGlobalObject& lexicalGlobalObject, JSC::JSObject& backingSet)
{
auto& vm = JSC::getVM(&lexicalGlobalObject);
auto function = lexicalGlobalObject.jsSetPrototype()->getDirect(vm, vm.propertyNames->builtinNames().clearPrivateName());
ASSERT(function);
auto callData = JSC::getCallData(function);
ASSERT(callData.type != JSC::CallData::Type::None);
JSC::MarkedArgumentBuffer arguments;
JSC::call(&lexicalGlobalObject, function, callData, &backingSet, arguments);
}
void addToBackingSet(JSC::JSGlobalObject& lexicalGlobalObject, JSC::JSObject& backingSet, JSC::JSValue item)
{
auto& vm = JSC::getVM(&lexicalGlobalObject);
auto function = lexicalGlobalObject.jsSetPrototype()->getDirect(vm, vm.propertyNames->builtinNames().addPrivateName());
ASSERT(function);
auto callData = JSC::getCallData(function);
ASSERT(callData.type != JSC::CallData::Type::None);
JSC::MarkedArgumentBuffer arguments;
arguments.append(item);
ASSERT(!arguments.hasOverflowed());
JSC::call(&lexicalGlobalObject, function, callData, &backingSet, arguments);
}
JSC::JSValue forwardAttributeGetterToBackingSet(JSC::JSGlobalObject& lexicalGlobalObject, JSC::JSObject& backingSet, const JSC::Identifier& attributeName)
{
return backingSet.get(&lexicalGlobalObject, attributeName);
}
JSC::JSValue forwardFunctionCallToBackingSet(JSC::JSGlobalObject& lexicalGlobalObject, JSC::CallFrame& callFrame, JSC::JSObject& backingSet, const JSC::Identifier& functionName)
{
auto& vm = JSC::getVM(&lexicalGlobalObject);
auto function = lexicalGlobalObject.jsSetPrototype()->getDirect(vm, functionName);
ASSERT(function);
auto callData = JSC::getCallData(function);
ASSERT(callData.type != JSC::CallData::Type::None);
JSC::MarkedArgumentBuffer arguments;
arguments.ensureCapacity(callFrame.argumentCount());
for (size_t cptr = 0; cptr < callFrame.argumentCount(); ++cptr)
arguments.append(callFrame.uncheckedArgument(cptr));
ASSERT(!arguments.hasOverflowed());
return JSC::call(&lexicalGlobalObject, function, callData, &backingSet, arguments);
}
JSC::JSValue forwardForEachCallToBackingSet(JSDOMGlobalObject& globalObject, JSC::CallFrame& callFrame, JSC::JSObject& setLike)
{
auto result = getBackingSet(globalObject, setLike);
ASSERT(!result.first);
auto* function = globalObject.builtinInternalFunctions().jsDOMBindingInternals().m_forEachWrapperFunction.get();
ASSERT(function);
auto callData = JSC::getCallData(function);
ASSERT(callData.type != JSC::CallData::Type::None);
JSC::MarkedArgumentBuffer arguments;
arguments.ensureCapacity(callFrame.argumentCount() + 1);
arguments.append(&result.second.get());
for (size_t cptr = 0; cptr < callFrame.argumentCount(); ++cptr)
arguments.append(callFrame.uncheckedArgument(cptr));
ASSERT(!arguments.hasOverflowed());
return JSC::call(&globalObject, function, callData, &setLike, arguments);
}
}
|
