99 lines
4.0 KiB
C++
99 lines
4.0 KiB
C++
/*
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* Copyright (C) 2003-2019 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef RUNTIME_ARRAY_H_
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#define RUNTIME_ARRAY_H_
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#include "BridgeJSC.h"
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#include "JSDOMBinding.h"
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#include <JavaScriptCore/ArrayPrototype.h>
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namespace JSC {
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class RuntimeArray final : public JSArray {
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public:
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using Base = JSArray;
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static constexpr unsigned StructureFlags = Base::StructureFlags | OverridesGetOwnPropertySlot | OverridesGetOwnPropertyNames | OverridesPut | InterceptsGetOwnPropertySlotByIndexEvenWhenLengthIsNotZero;
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static constexpr bool needsDestruction = true;
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template<typename CellType, JSC::SubspaceAccess>
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static JSC::IsoSubspace* subspaceFor(JSC::VM& vm)
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{
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return subspaceForImpl(vm);
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}
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static RuntimeArray* create(JSGlobalObject* lexicalGlobalObject, Bindings::Array* array)
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{
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VM& vm = lexicalGlobalObject->vm();
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// FIXME: deprecatedGetDOMStructure uses the prototype off of the wrong global object
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// We need to pass in the right global object for "array".
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Structure* domStructure = WebCore::deprecatedGetDOMStructure<RuntimeArray>(lexicalGlobalObject);
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RuntimeArray* runtimeArray = new (NotNull, allocateCell<RuntimeArray>(vm.heap)) RuntimeArray(vm, domStructure);
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runtimeArray->finishCreation(vm, array);
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return runtimeArray;
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}
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typedef Bindings::Array BindingsArray;
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~RuntimeArray();
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static void destroy(JSCell*);
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static void getOwnPropertyNames(JSObject*, JSGlobalObject*, PropertyNameArray&, DontEnumPropertiesMode);
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static bool getOwnPropertySlot(JSObject*, JSGlobalObject*, PropertyName, PropertySlot&);
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static bool getOwnPropertySlotByIndex(JSObject*, JSGlobalObject*, unsigned, PropertySlot&);
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static bool put(JSCell*, JSGlobalObject*, PropertyName, JSValue, PutPropertySlot&);
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static bool putByIndex(JSCell*, JSGlobalObject*, unsigned propertyName, JSValue, bool shouldThrow);
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static bool deleteProperty(JSCell*, JSGlobalObject*, PropertyName, DeletePropertySlot&);
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static bool deletePropertyByIndex(JSCell*, JSGlobalObject*, unsigned propertyName);
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unsigned getLength() const { return m_array->getLength(); }
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Bindings::Array* getConcreteArray() const { return m_array; }
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DECLARE_INFO;
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static ArrayPrototype* createPrototype(VM&, JSGlobalObject& globalObject)
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{
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return globalObject.arrayPrototype();
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}
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static Structure* createStructure(VM& vm, JSGlobalObject* globalObject, JSValue prototype)
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{
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return Structure::create(vm, globalObject, prototype, TypeInfo(DerivedArrayType, StructureFlags), info(), ArrayClass);
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}
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private:
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RuntimeArray(VM&, Structure*);
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void finishCreation(VM&, Bindings::Array*);
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static JSC::IsoSubspace* subspaceForImpl(JSC::VM&);
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BindingsArray* m_array;
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};
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} // namespace JSC
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#endif // RUNTIME_ARRAY_H_
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