mirror of
https://github.com/darlinghq/darling-JavaScriptCore.git
synced 2024-11-26 21:50:53 +00:00
80 lines
2.8 KiB
C++
80 lines
2.8 KiB
C++
/*
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* Copyright (C) 1999-2000 Harri Porten (porten@kde.org)
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* Copyright (C) 2007-2019 Apple Inc. All rights reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#pragma once
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#include "InternalFunction.h"
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#include "ProxyObject.h"
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namespace JSC {
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class ArrayAllocationProfile;
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class ArrayPrototype;
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class JSArray;
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class GetterSetter;
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class ArrayConstructor final : public InternalFunction {
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public:
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typedef InternalFunction Base;
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static constexpr unsigned StructureFlags = Base::StructureFlags | HasStaticPropertyTable;
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static ArrayConstructor* create(VM& vm, JSGlobalObject* globalObject, Structure* structure, ArrayPrototype* arrayPrototype, GetterSetter* speciesSymbol)
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{
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ArrayConstructor* constructor = new (NotNull, allocateCell<ArrayConstructor>(vm.heap)) ArrayConstructor(vm, structure);
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constructor->finishCreation(vm, globalObject, arrayPrototype, speciesSymbol);
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return constructor;
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}
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DECLARE_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(InternalFunctionType, StructureFlags), info());
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}
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private:
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ArrayConstructor(VM&, Structure*);
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void finishCreation(VM&, JSGlobalObject*, ArrayPrototype*, GetterSetter* speciesSymbol);
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};
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STATIC_ASSERT_ISO_SUBSPACE_SHARABLE(ArrayConstructor, InternalFunction);
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JSArray* constructArrayWithSizeQuirk(JSGlobalObject*, ArrayAllocationProfile*, JSValue length, JSValue prototype = JSValue());
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JSC_DECLARE_HOST_FUNCTION(arrayConstructorPrivateFuncIsArraySlow);
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bool isArraySlow(JSGlobalObject*, ProxyObject* argument);
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// ES6 7.2.2
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// https://tc39.github.io/ecma262/#sec-isarray
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inline bool isArray(JSGlobalObject* globalObject, JSValue argumentValue)
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{
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if (!argumentValue.isObject())
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return false;
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JSObject* argument = jsCast<JSObject*>(argumentValue);
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if (argument->type() == ArrayType || argument->type() == DerivedArrayType)
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return true;
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if (argument->type() != ProxyObjectType)
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return false;
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return isArraySlow(globalObject, jsCast<ProxyObject*>(argument));
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}
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} // namespace JSC
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