mirror of
https://github.com/darlinghq/darling-JavaScriptCore.git
synced 2024-11-23 04:09:40 +00:00
93 lines
4.4 KiB
C++
93 lines
4.4 KiB
C++
/*
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* Copyright (C) 2015-2020 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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#pragma once
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#include "AbstractModuleRecord.h"
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#include "JSDestructibleObject.h"
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namespace JSC {
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class JSModuleNamespaceObject final : public JSNonFinalObject {
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public:
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using Base = JSNonFinalObject;
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static constexpr unsigned StructureFlags = Base::StructureFlags | OverridesGetOwnPropertySlot | OverridesGetOwnPropertyNames | InterceptsGetOwnPropertySlotByIndexEvenWhenLengthIsNotZero | GetOwnPropertySlotIsImpureForPropertyAbsence | IsImmutablePrototypeExoticObject;
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static constexpr bool needsDestruction = true;
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static void destroy(JSCell*);
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template<typename CellType, SubspaceAccess mode>
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static IsoSubspace* subspaceFor(VM& vm)
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{
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return vm.moduleNamespaceObjectSpace<mode>();
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}
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static JSModuleNamespaceObject* create(JSGlobalObject* globalObject, Structure* structure, AbstractModuleRecord* moduleRecord, Vector<std::pair<Identifier, AbstractModuleRecord::Resolution>>&& resolutions)
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{
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VM& vm = getVM(globalObject);
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JSModuleNamespaceObject* object = new (NotNull, allocateCell<JSModuleNamespaceObject>(vm.heap)) JSModuleNamespaceObject(vm, structure);
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object->finishCreation(globalObject, moduleRecord, WTFMove(resolutions));
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return object;
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}
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JS_EXPORT_PRIVATE static bool getOwnPropertySlot(JSObject*, JSGlobalObject*, PropertyName, PropertySlot&);
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JS_EXPORT_PRIVATE static bool getOwnPropertySlotByIndex(JSObject*, JSGlobalObject*, unsigned propertyName, PropertySlot&);
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JS_EXPORT_PRIVATE static bool put(JSCell*, JSGlobalObject*, PropertyName, JSValue, PutPropertySlot&);
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JS_EXPORT_PRIVATE static bool putByIndex(JSCell*, JSGlobalObject*, unsigned propertyName, JSValue, bool shouldThrow);
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JS_EXPORT_PRIVATE static bool deleteProperty(JSCell*, JSGlobalObject*, PropertyName, DeletePropertySlot&);
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JS_EXPORT_PRIVATE static void getOwnPropertyNames(JSObject*, JSGlobalObject*, PropertyNameArray&, DontEnumPropertiesMode);
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JS_EXPORT_PRIVATE static bool defineOwnProperty(JSObject*, JSGlobalObject*, PropertyName, const PropertyDescriptor&, bool shouldThrow);
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DECLARE_EXPORT_INFO;
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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(ModuleNamespaceObjectType, StructureFlags), info());
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}
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AbstractModuleRecord* moduleRecord() { return m_moduleRecord.get(); }
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private:
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JS_EXPORT_PRIVATE JSModuleNamespaceObject(VM&, Structure*);
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JS_EXPORT_PRIVATE void finishCreation(JSGlobalObject*, AbstractModuleRecord*, Vector<std::pair<Identifier, AbstractModuleRecord::Resolution>>&&);
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static void visitChildren(JSCell*, SlotVisitor&);
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bool getOwnPropertySlotCommon(JSGlobalObject*, PropertyName, PropertySlot&);
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struct ExportEntry {
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Identifier localName;
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WriteBarrier<AbstractModuleRecord> moduleRecord;
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};
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typedef HashMap<RefPtr<UniquedStringImpl>, ExportEntry, IdentifierRepHash, HashTraits<RefPtr<UniquedStringImpl>>> ExportMap;
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ExportMap m_exports;
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Vector<Identifier> m_names;
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WriteBarrier<AbstractModuleRecord> m_moduleRecord;
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friend size_t cellSize(VM&, JSCell*);
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};
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} // namespace JSC
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