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JSGlobalObject.cpp
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JSGlobalObject.cpp
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/*
* Copyright (C) 2007-2020 Apple Inc. All rights reserved.
* Copyright (C) 2008 Cameron Zwarich (cwzwarich@uwaterloo.ca)
*
* 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.
* 3. Neither the name of Apple Inc. ("Apple") nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "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 OR ITS 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 "JSGlobalObject.h"
#include "AggregateError.h"
#include "AggregateErrorConstructor.h"
#include "AggregateErrorPrototype.h"
#include "ArrayConstructor.h"
#include "ArrayIteratorPrototype.h"
#include "ArrayPrototype.h"
#include "AsyncFromSyncIteratorPrototype.h"
#include "AsyncFunctionConstructor.h"
#include "AsyncFunctionPrototype.h"
#include "AsyncGeneratorFunctionConstructor.h"
#include "AsyncGeneratorFunctionPrototype.h"
#include "AsyncGeneratorPrototype.h"
#include "AsyncIteratorPrototype.h"
#include "AtomicsObject.h"
#include "BigIntConstructor.h"
#include "BigIntObject.h"
#include "BigIntPrototype.h"
#include "BooleanConstructor.h"
#include "BooleanPrototype.h"
#include "BuiltinNames.h"
#include "CatchScope.h"
#include "ClonedArguments.h"
#include "CodeBlock.h"
#include "CodeBlockSetInlines.h"
#include "ConsoleObject.h"
#include "DateConstructor.h"
#include "DatePrototype.h"
#include "Debugger.h"
#include "DebuggerScope.h"
#include "DirectArguments.h"
#include "ErrorConstructor.h"
#include "ErrorPrototype.h"
#include "FinalizationRegistryConstructor.h"
#include "FinalizationRegistryPrototype.h"
#include "FunctionConstructor.h"
#include "FunctionPrototype.h"
#include "GeneratorFunctionConstructor.h"
#include "GeneratorFunctionPrototype.h"
#include "GeneratorPrototype.h"
#include "GetterSetter.h"
#include "HeapIterationScope.h"
#include "InspectorInstrumentationObject.h"
#include "IntlCollator.h"
#include "IntlCollatorPrototype.h"
#include "IntlDateTimeFormat.h"
#include "IntlDateTimeFormatConstructor.h"
#include "IntlDateTimeFormatPrototype.h"
#include "IntlDisplayNames.h"
#include "IntlDisplayNamesPrototype.h"
#include "IntlListFormat.h"
#include "IntlListFormatPrototype.h"
#include "IntlLocale.h"
#include "IntlLocalePrototype.h"
#include "IntlNumberFormat.h"
#include "IntlNumberFormatConstructor.h"
#include "IntlNumberFormatPrototype.h"
#include "IntlObject.h"
#include "IntlPluralRules.h"
#include "IntlPluralRulesPrototype.h"
#include "IntlRelativeTimeFormat.h"
#include "IntlRelativeTimeFormatPrototype.h"
#include "IntlSegmentIterator.h"
#include "IntlSegmentIteratorPrototype.h"
#include "IntlSegmenter.h"
#include "IntlSegmenterPrototype.h"
#include "IntlSegments.h"
#include "IntlSegmentsPrototype.h"
#include "IteratorPrototype.h"
#include "JSAPIWrapperObject.h"
#include "JSArrayBuffer.h"
#include "JSArrayBufferConstructor.h"
#include "JSArrayBufferPrototype.h"
#include "JSArrayIterator.h"
#include "JSAsyncFunction.h"
#include "JSAsyncGenerator.h"
#include "JSAsyncGeneratorFunction.h"
#include "JSBoundFunction.h"
#include "JSCallbackConstructor.h"
#include "JSCallbackFunction.h"
#include "JSCallbackObject.h"
#include "JSCustomGetterSetterFunction.h"
#include "JSDataView.h"
#include "JSDataViewPrototype.h"
#include "JSDollarVM.h"
#include "JSFinalizationRegistry.h"
#include "JSFunction.h"
#include "JSGenerator.h"
#include "JSGeneratorFunction.h"
#include "JSGenericTypedArrayViewConstructorInlines.h"
#include "JSGenericTypedArrayViewInlines.h"
#include "JSGenericTypedArrayViewPrototypeInlines.h"
#include "JSGlobalObjectFunctions.h"
#include "JSInternalPromise.h"
#include "JSInternalPromiseConstructor.h"
#include "JSInternalPromisePrototype.h"
#include "JSLexicalEnvironment.h"
#include "JSMap.h"
#include "JSMapIterator.h"
#include "JSMicrotask.h"
#include "JSModuleEnvironment.h"
#include "JSModuleLoader.h"
#include "JSModuleNamespaceObject.h"
#include "JSModuleRecord.h"
#include "JSNativeStdFunction.h"
#include "JSONObject.h"
#include "JSPromise.h"
#include "JSPromiseConstructor.h"
#include "JSPromisePrototype.h"
#include "JSSet.h"
#include "JSSetIterator.h"
#include "JSStringIterator.h"
#include "JSTypedArrayConstructors.h"
#include "JSTypedArrayPrototypes.h"
#include "JSTypedArrayViewConstructor.h"
#include "JSTypedArrayViewPrototype.h"
#include "JSTypedArrays.h"
#include "JSWeakMap.h"
#include "JSWeakObjectRef.h"
#include "JSWeakSet.h"
#include "JSWebAssembly.h"
#include "JSWebAssemblyCompileError.h"
#include "JSWebAssemblyGlobal.h"
#include "JSWebAssemblyInstance.h"
#include "JSWebAssemblyLinkError.h"
#include "JSWebAssemblyMemory.h"
#include "JSWebAssemblyModule.h"
#include "JSWebAssemblyRuntimeError.h"
#include "JSWebAssemblyTable.h"
#include "JSWithScope.h"
#include "LazyClassStructureInlines.h"
#include "LazyPropertyInlines.h"
#include "LinkTimeConstant.h"
#include "MapConstructor.h"
#include "MapIteratorPrototype.h"
#include "MapPrototype.h"
#include "MarkedSpaceInlines.h"
#include "MathObject.h"
#include "NativeErrorConstructor.h"
#include "NativeErrorPrototype.h"
#include "NullGetterFunction.h"
#include "NullSetterFunction.h"
#include "NumberConstructor.h"
#include "NumberPrototype.h"
#include "ObjCCallbackFunction.h"
#include "ObjectConstructor.h"
#include "ObjectPropertyChangeAdaptiveWatchpoint.h"
#include "ObjectPropertyConditionSet.h"
#include "ObjectPrototype.h"
#include "ProxyConstructor.h"
#include "ProxyObject.h"
#include "ProxyRevoke.h"
#include "ReflectObject.h"
#include "RegExpConstructor.h"
#include "RegExpMatchesArray.h"
#include "RegExpObject.h"
#include "RegExpPrototype.h"
#include "RegExpStringIteratorPrototype.h"
#include "SamplingProfiler.h"
#include "ScopedArguments.h"
#include "SetConstructor.h"
#include "SetIteratorPrototype.h"
#include "SetPrototype.h"
#include "StrictEvalActivation.h"
#include "StringConstructor.h"
#include "StringIteratorPrototype.h"
#include "StringPrototype.h"
#include "SymbolConstructor.h"
#include "SymbolObject.h"
#include "SymbolPrototype.h"
#include "WasmCapabilities.h"
#include "WeakMapConstructor.h"
#include "WeakMapPrototype.h"
#include "WeakObjectRefConstructor.h"
#include "WeakObjectRefPrototype.h"
#include "WeakSetConstructor.h"
#include "WeakSetPrototype.h"
#include "WebAssemblyCompileErrorConstructor.h"
#include "WebAssemblyCompileErrorPrototype.h"
#include "WebAssemblyFunction.h"
#include "WebAssemblyGlobalConstructor.h"
#include "WebAssemblyGlobalPrototype.h"
#include "WebAssemblyInstanceConstructor.h"
#include "WebAssemblyInstancePrototype.h"
#include "WebAssemblyLinkErrorConstructor.h"
#include "WebAssemblyLinkErrorPrototype.h"
#include "WebAssemblyMemoryConstructor.h"
#include "WebAssemblyMemoryPrototype.h"
#include "WebAssemblyModuleConstructor.h"
#include "WebAssemblyModulePrototype.h"
#include "WebAssemblyModuleRecord.h"
#include "WebAssemblyRuntimeErrorConstructor.h"
#include "WebAssemblyRuntimeErrorPrototype.h"
#include "WebAssemblyTableConstructor.h"
#include "WebAssemblyTablePrototype.h"
#include <wtf/RandomNumber.h>
#if ENABLE(REMOTE_INSPECTOR)
#include "JSGlobalObjectDebuggable.h"
#include "JSGlobalObjectInspectorController.h"
#endif
#ifdef JSC_GLIB_API_ENABLED
#include "JSCCallbackFunction.h"
#include "JSCWrapperMap.h"
#endif
namespace JSC {
#define CHECK_FEATURE_FLAG_TYPE(capitalName, lowerName, properName, instanceType, jsName, prototypeBase, featureFlag) \
static_assert(std::is_same_v<std::remove_cv_t<decltype(featureFlag)>, bool> || std::is_same_v<std::remove_cv_t<decltype(featureFlag)>, bool&>);
FOR_EACH_SIMPLE_BUILTIN_TYPE(CHECK_FEATURE_FLAG_TYPE)
FOR_EACH_BUILTIN_DERIVED_ITERATOR_TYPE(CHECK_FEATURE_FLAG_TYPE)
FOR_EACH_LAZY_BUILTIN_TYPE(CHECK_FEATURE_FLAG_TYPE)
static JSC_DECLARE_HOST_FUNCTION(makeBoundFunction);
static JSC_DECLARE_HOST_FUNCTION(hasOwnLengthProperty);
static JSC_DECLARE_HOST_FUNCTION(createPrivateSymbol);
static JSC_DECLARE_HOST_FUNCTION(enableSuperSampler);
static JSC_DECLARE_HOST_FUNCTION(disableSuperSampler);
static JSC_DECLARE_HOST_FUNCTION(enqueueJob);
#if ASSERT_ENABLED
static JSC_DECLARE_HOST_FUNCTION(assertCall);
#endif
#if ENABLE(SAMPLING_PROFILER)
static JSC_DECLARE_HOST_FUNCTION(enableSamplingProfiler);
static JSC_DECLARE_HOST_FUNCTION(disableSamplingProfiler);
#endif
static JSValue createProxyProperty(VM& vm, JSObject* object)
{
JSGlobalObject* global = jsCast<JSGlobalObject*>(object);
return ProxyConstructor::create(vm, ProxyConstructor::createStructure(vm, global, global->functionPrototype()));
}
static JSValue createJSONProperty(VM& vm, JSObject* object)
{
JSGlobalObject* global = jsCast<JSGlobalObject*>(object);
return JSONObject::create(vm, JSONObject::createStructure(vm, global, global->objectPrototype()));
}
static JSValue createMathProperty(VM& vm, JSObject* object)
{
JSGlobalObject* global = jsCast<JSGlobalObject*>(object);
return MathObject::create(vm, global, MathObject::createStructure(vm, global, global->objectPrototype()));
}
static JSValue createReflectProperty(VM& vm, JSObject* object)
{
JSGlobalObject* global = jsCast<JSGlobalObject*>(object);
return ReflectObject::create(vm, global, ReflectObject::createStructure(vm, global, global->objectPrototype()));
}
static JSValue createConsoleProperty(VM& vm, JSObject* object)
{
JSGlobalObject* global = jsCast<JSGlobalObject*>(object);
return ConsoleObject::create(vm, global, ConsoleObject::createStructure(vm, global, constructEmptyObject(global)));
}
JSC_DEFINE_HOST_FUNCTION(makeBoundFunction, (JSGlobalObject* globalObject, CallFrame* callFrame))
{
VM& vm = globalObject->vm();
auto scope = DECLARE_THROW_SCOPE(vm);
JSObject* target = asObject(callFrame->uncheckedArgument(0));
JSValue boundThis = callFrame->uncheckedArgument(1);
JSValue boundArgs = callFrame->uncheckedArgument(2);
double length = callFrame->uncheckedArgument(3).asNumber();
JSString* nameString = asString(callFrame->uncheckedArgument(4));
RELEASE_AND_RETURN(scope, JSValue::encode(JSBoundFunction::create(vm, globalObject, target, boundThis, boundArgs.isCell() ? jsCast<JSImmutableButterfly*>(boundArgs) : nullptr, length, nameString)));
}
JSC_DEFINE_HOST_FUNCTION(hasOwnLengthProperty, (JSGlobalObject* globalObject, CallFrame* callFrame))
{
VM& vm = globalObject->vm();
auto scope = DECLARE_THROW_SCOPE(vm);
JSObject* target = asObject(callFrame->uncheckedArgument(0));
JSFunction* function = jsDynamicCast<JSFunction*>(vm, target);
if (function && function->canAssumeNameAndLengthAreOriginal(vm)) {
#if ASSERT_ENABLED
bool result = target->hasOwnProperty(globalObject, vm.propertyNames->length);
RETURN_IF_EXCEPTION(scope, { });
ASSERT(result);
#endif
return JSValue::encode(jsBoolean(true));
}
RELEASE_AND_RETURN(scope, JSValue::encode(jsBoolean(target->hasOwnProperty(globalObject, vm.propertyNames->length))));
}
// FIXME: use a bytecode or intrinsic for creating a private symbol.
// https://bugs.webkit.org/show_bug.cgi?id=212782
JSC_DEFINE_HOST_FUNCTION(createPrivateSymbol, (JSGlobalObject* globalObject, CallFrame*))
{
VM& vm = globalObject->vm();
return JSValue::encode(Symbol::create(vm, PrivateSymbolImpl::createNullSymbol().get()));
}
#if ASSERT_ENABLED
JSC_DEFINE_HOST_FUNCTION(assertCall, (JSGlobalObject* globalObject, CallFrame* callFrame))
{
RELEASE_ASSERT(callFrame->argument(0).isBoolean());
if (callFrame->argument(0).asBoolean())
return JSValue::encode(jsUndefined());
bool iteratedOnce = false;
CodeBlock* codeBlock = nullptr;
unsigned line;
callFrame->iterate(globalObject->vm(), [&] (StackVisitor& visitor) {
if (!iteratedOnce) {
iteratedOnce = true;
return StackVisitor::Continue;
}
RELEASE_ASSERT(visitor->hasLineAndColumnInfo());
unsigned column;
visitor->computeLineAndColumn(line, column);
codeBlock = visitor->codeBlock();
return StackVisitor::Done;
});
RELEASE_ASSERT(!!codeBlock);
RELEASE_ASSERT_WITH_MESSAGE(false, "JS assertion failed at line %u in:\n%s\n", line, codeBlock->sourceCodeForTools().data());
return JSValue::encode(jsUndefined());
}
#endif // ASSERT_ENABLED
#if ENABLE(SAMPLING_PROFILER)
JSC_DEFINE_HOST_FUNCTION(enableSamplingProfiler, (JSGlobalObject* globalObject, CallFrame*))
{
SamplingProfiler* profiler = globalObject->vm().samplingProfiler();
if (!profiler)
profiler = &globalObject->vm().ensureSamplingProfiler(Stopwatch::create());
profiler->start();
return JSValue::encode(jsUndefined());
}
JSC_DEFINE_HOST_FUNCTION(disableSamplingProfiler, (JSGlobalObject* globalObject, CallFrame*))
{
SamplingProfiler* profiler = globalObject->vm().samplingProfiler();
if (!profiler)
profiler = &globalObject->vm().ensureSamplingProfiler(Stopwatch::create());
{
auto locker = holdLock(profiler->getLock());
profiler->pause(locker);
}
return JSValue::encode(jsUndefined());
}
#endif
JSC_DEFINE_HOST_FUNCTION(enableSuperSampler, (JSGlobalObject*, CallFrame*))
{
enableSuperSampler();
return JSValue::encode(jsUndefined());
}
JSC_DEFINE_HOST_FUNCTION(disableSuperSampler, (JSGlobalObject*, CallFrame*))
{
disableSuperSampler();
return JSValue::encode(jsUndefined());
}
} // namespace JSC
#include "JSGlobalObject.lut.h"
namespace JSC {
const ClassInfo JSGlobalObject::s_info = { "GlobalObject", &Base::s_info, &globalObjectTable, nullptr, CREATE_METHOD_TABLE(JSGlobalObject) };
const GlobalObjectMethodTable JSGlobalObject::s_globalObjectMethodTable = {
&supportsRichSourceInfo,
&shouldInterruptScript,
&javaScriptRuntimeFlags,
nullptr, // queueTaskToEventLoop
&shouldInterruptScriptBeforeTimeout,
nullptr, // moduleLoaderImportModule
nullptr, // moduleLoaderResolve
nullptr, // moduleLoaderFetch
nullptr, // moduleLoaderCreateImportMetaProperties
nullptr, // moduleLoaderEvaluate
nullptr, // promiseRejectionTracker
&reportUncaughtExceptionAtEventLoop,
¤tScriptExecutionOwner,
&scriptExecutionStatus,
nullptr, // defaultLanguage
nullptr, // compileStreaming
nullptr, // instantiateStreaming
};
/* Source for JSGlobalObject.lut.h
@begin globalObjectTable
isNaN JSBuiltin DontEnum|Function 1
isFinite JSBuiltin DontEnum|Function 1
escape globalFuncEscape DontEnum|Function 1
unescape globalFuncUnescape DontEnum|Function 1
decodeURI globalFuncDecodeURI DontEnum|Function 1
decodeURIComponent globalFuncDecodeURIComponent DontEnum|Function 1
encodeURI globalFuncEncodeURI DontEnum|Function 1
encodeURIComponent globalFuncEncodeURIComponent DontEnum|Function 1
eval JSGlobalObject::m_evalFunction DontEnum|CellProperty
globalThis JSGlobalObject::m_globalThis DontEnum|CellProperty
parseInt JSGlobalObject::m_parseIntFunction DontEnum|CellProperty
parseFloat JSGlobalObject::m_parseFloatFunction DontEnum|CellProperty
ArrayBuffer JSGlobalObject::m_arrayBufferStructure DontEnum|ClassStructure
EvalError JSGlobalObject::m_evalErrorStructure DontEnum|ClassStructure
RangeError JSGlobalObject::m_rangeErrorStructure DontEnum|ClassStructure
ReferenceError JSGlobalObject::m_referenceErrorStructure DontEnum|ClassStructure
SyntaxError JSGlobalObject::m_syntaxErrorStructure DontEnum|ClassStructure
TypeError JSGlobalObject::m_typeErrorStructure DontEnum|ClassStructure
URIError JSGlobalObject::m_URIErrorStructure DontEnum|ClassStructure
AggregateError JSGlobalObject::m_aggregateErrorStructure DontEnum|ClassStructure
Proxy createProxyProperty DontEnum|PropertyCallback
Reflect createReflectProperty DontEnum|PropertyCallback
JSON createJSONProperty DontEnum|PropertyCallback
Math createMathProperty DontEnum|PropertyCallback
console createConsoleProperty DontEnum|PropertyCallback
Int8Array JSGlobalObject::m_typedArrayInt8 DontEnum|ClassStructure
Int16Array JSGlobalObject::m_typedArrayInt16 DontEnum|ClassStructure
Int32Array JSGlobalObject::m_typedArrayInt32 DontEnum|ClassStructure
Uint8Array JSGlobalObject::m_typedArrayUint8 DontEnum|ClassStructure
Uint8ClampedArray JSGlobalObject::m_typedArrayUint8Clamped DontEnum|ClassStructure
Uint16Array JSGlobalObject::m_typedArrayUint16 DontEnum|ClassStructure
Uint32Array JSGlobalObject::m_typedArrayUint32 DontEnum|ClassStructure
Float32Array JSGlobalObject::m_typedArrayFloat32 DontEnum|ClassStructure
Float64Array JSGlobalObject::m_typedArrayFloat64 DontEnum|ClassStructure
DataView JSGlobalObject::m_typedArrayDataView DontEnum|ClassStructure
Date JSGlobalObject::m_dateStructure DontEnum|ClassStructure
Error JSGlobalObject::m_errorStructure DontEnum|ClassStructure
Boolean JSGlobalObject::m_booleanObjectStructure DontEnum|ClassStructure
Map JSGlobalObject::m_mapStructure DontEnum|ClassStructure
Number JSGlobalObject::m_numberObjectStructure DontEnum|ClassStructure
Set JSGlobalObject::m_setStructure DontEnum|ClassStructure
Symbol JSGlobalObject::m_symbolObjectStructure DontEnum|ClassStructure
WeakMap JSGlobalObject::m_weakMapStructure DontEnum|ClassStructure
WeakSet JSGlobalObject::m_weakSetStructure DontEnum|ClassStructure
@end
*/
JSC_DEFINE_HOST_FUNCTION(enqueueJob, (JSGlobalObject* globalObject, CallFrame* callFrame))
{
VM& vm = globalObject->vm();
JSValue job = callFrame->argument(0);
JSValue argument0 = callFrame->argument(1);
JSValue argument1 = callFrame->argument(2);
JSValue argument2 = callFrame->argument(3);
globalObject->queueMicrotask(createJSMicrotask(vm, job, argument0, argument1, argument2));
return JSValue::encode(jsUndefined());
}
JSGlobalObject::JSGlobalObject(VM& vm, Structure* structure, const GlobalObjectMethodTable* globalObjectMethodTable)
: Base(vm, structure, nullptr)
, m_vm(&vm)
, m_linkTimeConstants(numberOfLinkTimeConstants)
, m_masqueradesAsUndefinedWatchpoint(WatchpointSet::create(IsWatched))
, m_havingABadTimeWatchpoint(WatchpointSet::create(IsWatched))
, m_varInjectionWatchpoint(WatchpointSet::create(IsWatched))
, m_weakRandom(Options::forceWeakRandomSeed() ? Options::forcedWeakRandomSeed() : static_cast<unsigned>(randomNumber() * (std::numeric_limits<unsigned>::max() + 1.0)))
, m_arrayIteratorProtocolWatchpointSet(IsWatched)
, m_mapIteratorProtocolWatchpointSet(IsWatched)
, m_setIteratorProtocolWatchpointSet(IsWatched)
, m_stringIteratorProtocolWatchpointSet(IsWatched)
, m_mapSetWatchpointSet(IsWatched)
, m_setAddWatchpointSet(IsWatched)
, m_arrayJoinWatchpointSet(IsWatched)
, m_numberToStringWatchpointSet(IsWatched)
, m_runtimeFlags()
, m_stackTraceLimit(Options::defaultErrorStackTraceLimit())
, m_globalObjectMethodTable(globalObjectMethodTable ? globalObjectMethodTable : &s_globalObjectMethodTable)
{
}
JSGlobalObject::~JSGlobalObject()
{
#if ENABLE(REMOTE_INSPECTOR)
m_inspectorController->globalObjectDestroyed();
#endif
if (m_debugger)
m_debugger->detach(this, Debugger::GlobalObjectIsDestructing);
}
void JSGlobalObject::destroy(JSCell* cell)
{
static_cast<JSGlobalObject*>(cell)->JSGlobalObject::~JSGlobalObject();
}
void JSGlobalObject::setGlobalThis(VM& vm, JSObject* globalThis)
{
m_globalThis.set(vm, this, globalThis);
}
static GetterSetter* getGetterById(JSGlobalObject* globalObject, JSObject* base, const Identifier& ident)
{
VM& vm = globalObject->vm();
JSValue baseValue = JSValue(base);
PropertySlot slot(baseValue, PropertySlot::InternalMethodType::VMInquiry, &vm);
baseValue.getPropertySlot(globalObject, ident, slot);
return jsCast<GetterSetter*>(slot.getPureResult());
}
static ObjectPropertyCondition setupAdaptiveWatchpoint(JSGlobalObject* globalObject, JSObject* base, const Identifier& ident)
{
// Performing these gets should not throw.
VM& vm = globalObject->vm();
auto catchScope = DECLARE_CATCH_SCOPE(vm);
PropertySlot slot(base, PropertySlot::InternalMethodType::Get);
bool result = base->getOwnPropertySlot(base, globalObject, ident, slot);
ASSERT_UNUSED(result, result);
catchScope.assertNoException();
RELEASE_ASSERT(slot.isCacheableValue());
JSValue functionValue = slot.getValue(globalObject, ident);
catchScope.assertNoException();
ASSERT(jsDynamicCast<JSFunction*>(vm, functionValue));
ObjectPropertyCondition condition = generateConditionForSelfEquivalence(vm, nullptr, base, ident.impl());
RELEASE_ASSERT(condition.requiredValue() == functionValue);
bool isWatchable = condition.isWatchable(PropertyCondition::EnsureWatchability);
RELEASE_ASSERT(isWatchable); // We allow this to install the necessary watchpoints.
return condition;
}
template<ErrorType errorType>
void JSGlobalObject::initializeErrorConstructor(LazyClassStructure::Initializer& init)
{
init.setPrototype(NativeErrorPrototype::create(init.vm, NativeErrorPrototype::createStructure(init.vm, this, m_errorStructure.prototype(this)), errorTypeName(errorType)));
init.setStructure(ErrorInstance::createStructure(init.vm, this, init.prototype));
init.setConstructor(NativeErrorConstructor<errorType>::create(init.vm, NativeErrorConstructor<errorType>::createStructure(init.vm, this, m_errorStructure.constructor(this)), jsCast<NativeErrorPrototype*>(init.prototype)));
}
void JSGlobalObject::initializeAggregateErrorConstructor(LazyClassStructure::Initializer& init)
{
init.setPrototype(AggregateErrorPrototype::create(init.vm, AggregateErrorPrototype::createStructure(init.vm, this, m_errorStructure.prototype(this))));
init.setStructure(AggregateError::createStructure(init.vm, this, init.prototype));
init.setConstructor(AggregateErrorConstructor::create(init.vm, AggregateErrorConstructor::createStructure(init.vm, this, m_errorStructure.constructor(this)), jsCast<AggregateErrorPrototype*>(init.prototype)));
}
void JSGlobalObject::init(VM& vm)
{
ASSERT(vm.currentThreadIsHoldingAPILock());
auto catchScope = DECLARE_CATCH_SCOPE(vm);
Base::setStructure(vm, Structure::toCacheableDictionaryTransition(vm, structure(vm)));
m_debugger = nullptr;
#if ENABLE(REMOTE_INSPECTOR)
m_inspectorController = makeUnique<Inspector::JSGlobalObjectInspectorController>(*this);
m_inspectorDebuggable = makeUnique<JSGlobalObjectDebuggable>(*this);
m_inspectorDebuggable->init();
m_consoleClient = m_inspectorController->consoleClient();
#endif
m_functionPrototype.set(vm, this, FunctionPrototype::create(vm, FunctionPrototype::createStructure(vm, this, jsNull()))); // The real prototype will be set once ObjectPrototype is created.
m_calleeStructure.set(vm, this, JSCallee::createStructure(vm, this, jsNull()));
m_globalLexicalEnvironment.set(vm, this, JSGlobalLexicalEnvironment::create(vm, JSGlobalLexicalEnvironment::createStructure(vm, this), this));
// Need to create the callee structure (above) before creating the callee.
JSCallee* globalCallee = JSCallee::create(vm, this, globalScope());
m_globalCallee.set(vm, this, globalCallee);
CallFrame::initDeprecatedCallFrameForDebugger(JSGlobalObject::deprecatedCallFrameForDebugger(), globalCallee);
JSCallee* stackOverflowFrameCallee = JSCallee::create(vm, this, globalScope());
m_stackOverflowFrameCallee.set(vm, this, stackOverflowFrameCallee);
m_hostFunctionStructure.set(vm, this, JSFunction::createStructure(vm, this, m_functionPrototype.get()));
auto initFunctionStructures = [&] (FunctionStructures& structures) {
structures.strictFunctionStructure.set(vm, this, JSStrictFunction::createStructure(vm, this, m_functionPrototype.get()));
structures.sloppyFunctionStructure.set(vm, this, JSSloppyFunction::createStructure(vm, this, m_functionPrototype.get()));
structures.arrowFunctionStructure.set(vm, this, JSArrowFunction::createStructure(vm, this, m_functionPrototype.get()));
};
initFunctionStructures(m_builtinFunctions);
initFunctionStructures(m_ordinaryFunctions);
m_customGetterSetterFunctionStructure.initLater(
[] (const Initializer<Structure>& init) {
init.set(JSCustomGetterSetterFunction::createStructure(init.vm, init.owner, init.owner->m_functionPrototype.get()));
});
m_boundFunctionStructure.initLater(
[] (const Initializer<Structure>& init) {
init.set(JSBoundFunction::createStructure(init.vm, init.owner, init.owner->m_functionPrototype.get()));
});
m_nativeStdFunctionStructure.initLater(
[] (const Initializer<Structure>& init) {
init.set(JSNativeStdFunction::createStructure(init.vm, init.owner, init.owner->m_functionPrototype.get()));
});
JSFunction* callFunction = nullptr;
JSFunction* applyFunction = nullptr;
JSFunction* hasInstanceSymbolFunction = nullptr;
m_functionPrototype->addFunctionProperties(vm, this, &callFunction, &applyFunction, &hasInstanceSymbolFunction);
m_objectProtoToStringFunction.initLater(
[] (const Initializer<JSFunction>& init) {
init.set(JSFunction::create(init.vm, init.owner, 0, init.vm.propertyNames->toString.string(), objectProtoFuncToString, NoIntrinsic));
});
m_arrayProtoToStringFunction.initLater(
[] (const Initializer<JSFunction>& init) {
init.set(JSFunction::create(init.vm, init.owner, 0, init.vm.propertyNames->toString.string(), arrayProtoFuncToString, NoIntrinsic));
});
m_arrayProtoValuesFunction.initLater(
[] (const Initializer<JSFunction>& init) {
init.set(JSFunction::create(init.vm, init.owner, 0, init.vm.propertyNames->builtinNames().valuesPublicName().string(), arrayProtoFuncValues, ArrayValuesIntrinsic));
});
m_iteratorProtocolFunction.initLater(
[] (const Initializer<JSFunction>& init) {
init.set(JSFunction::create(init.vm, iteratorHelpersPerformIterationCodeGenerator(init.vm), init.owner));
});
m_promiseResolveFunction.initLater(
[] (const Initializer<JSFunction>& init) {
init.set(JSFunction::create(init.vm, promiseConstructorResolveCodeGenerator(init.vm), init.owner));
});
m_numberProtoToStringFunction.initLater(
[] (const Initializer<JSFunction>& init) {
init.set(JSFunction::create(init.vm, jsCast<JSGlobalObject*>(init.owner), 1, init.vm.propertyNames->toString.string(), numberProtoFuncToString, NumberPrototypeToStringIntrinsic));
});
m_functionProtoHasInstanceSymbolFunction.set(vm, this, hasInstanceSymbolFunction);
m_throwTypeErrorGetterSetter.initLater(
[] (const Initializer<GetterSetter>& init) {
JSFunction* thrower = init.owner->throwTypeErrorFunction();
GetterSetter* getterSetter = GetterSetter::create(init.vm, init.owner, thrower, thrower);
init.set(getterSetter);
});
m_nullGetterFunction.set(vm, this, NullGetterFunction::create(vm, NullGetterFunction::createStructure(vm, this, m_functionPrototype.get())));
Structure* nullSetterFunctionStructure = NullSetterFunction::createStructure(vm, this, m_functionPrototype.get());
m_nullSetterFunction.set(vm, this, NullSetterFunction::create(vm, nullSetterFunctionStructure, ECMAMode::sloppy()));
m_nullSetterStrictFunction.set(vm, this, NullSetterFunction::create(vm, nullSetterFunctionStructure, ECMAMode::strict()));
m_objectPrototype.set(vm, this, ObjectPrototype::create(vm, this, ObjectPrototype::createStructure(vm, this, jsNull())));
// We have to manually set this here because we make it a prototype without transition below.
m_objectPrototype.get()->didBecomePrototype();
GetterSetter* protoAccessor = GetterSetter::create(vm, this,
JSFunction::create(vm, this, 0, makeString("get ", vm.propertyNames->underscoreProto.string()), globalFuncProtoGetter, UnderscoreProtoIntrinsic),
JSFunction::create(vm, this, 0, makeString("set ", vm.propertyNames->underscoreProto.string()), globalFuncProtoSetter));
m_objectPrototype->putDirectNonIndexAccessorWithoutTransition(vm, vm.propertyNames->underscoreProto, protoAccessor, PropertyAttribute::Accessor | PropertyAttribute::DontEnum);
m_functionPrototype->structure(vm)->setPrototypeWithoutTransition(vm, m_objectPrototype.get());
m_objectStructureForObjectConstructor.set(vm, this, vm.structureCache.emptyObjectStructureForPrototype(this, m_objectPrototype.get(), JSFinalObject::defaultInlineCapacity()));
m_objectProtoValueOfFunction.set(vm, this, jsCast<JSFunction*>(objectPrototype()->getDirect(vm, vm.propertyNames->valueOf)));
JSFunction* thrower = JSFunction::create(vm, this, 0, emptyString(), globalFuncThrowTypeErrorArgumentsCalleeAndCaller);
thrower->freeze(vm);
GetterSetter* getterSetter = GetterSetter::create(vm, this, thrower, thrower);
m_throwTypeErrorArgumentsCalleeAndCallerGetterSetter.set(vm, this, getterSetter);
m_functionPrototype->initRestrictedProperties(vm, this);
m_speciesGetterSetter.set(vm, this, GetterSetter::create(vm, this, JSFunction::create(vm, globalOperationsSpeciesGetterCodeGenerator(vm), this), nullptr));
m_typedArrayProto.initLater(
[] (const Initializer<JSTypedArrayViewPrototype>& init) {
init.set(JSTypedArrayViewPrototype::create(init.vm, init.owner, JSTypedArrayViewPrototype::createStructure(init.vm, init.owner, init.owner->m_objectPrototype.get())));
// Make sure that the constructor gets initialized, too.
init.owner->m_typedArraySuperConstructor.get(init.owner);
});
m_typedArraySuperConstructor.initLater(
[] (const Initializer<JSTypedArrayViewConstructor>& init) {
JSTypedArrayViewPrototype* prototype = init.owner->m_typedArrayProto.get(init.owner);
JSTypedArrayViewConstructor* constructor = JSTypedArrayViewConstructor::create(init.vm, init.owner, JSTypedArrayViewConstructor::createStructure(init.vm, init.owner, init.owner->m_functionPrototype.get()), prototype, init.owner->m_speciesGetterSetter.get());
prototype->putDirectWithoutTransition(init.vm, init.vm.propertyNames->constructor, constructor, static_cast<unsigned>(PropertyAttribute::DontEnum));
init.set(constructor);
});
#define INIT_TYPED_ARRAY_LATER(type) \
m_typedArray ## type.initLater( \
[] (LazyClassStructure::Initializer& init) { \
init.setPrototype(JS ## type ## ArrayPrototype::create(init.vm, init.global, JS ## type ## ArrayPrototype::createStructure(init.vm, init.global, init.global->m_typedArrayProto.get(init.global)))); \
init.setStructure(JS ## type ## Array::createStructure(init.vm, init.global, init.prototype)); \
init.setConstructor(JS ## type ## ArrayConstructor::create(init.vm, init.global, JS ## type ## ArrayConstructor::createStructure(init.vm, init.global, init.global->m_typedArraySuperConstructor.get(init.global)), init.prototype, #type "Array"_s)); \
init.global->putDirect(init.vm, init.vm.propertyNames->builtinNames().type ## ArrayPrivateName(), init.constructor, static_cast<unsigned>(PropertyAttribute::DontEnum)); \
});
FOR_EACH_TYPED_ARRAY_TYPE_EXCLUDING_DATA_VIEW(INIT_TYPED_ARRAY_LATER)
#undef INIT_TYPED_ARRAY_LATER
m_typedArrayDataView.initLater(
[] (LazyClassStructure::Initializer& init) {
init.setPrototype(JSDataViewPrototype::create(init.vm, JSDataViewPrototype::createStructure(init.vm, init.global, init.global->m_objectPrototype.get())));
init.setStructure(JSDataView::createStructure(init.vm, init.global, init.prototype));
init.setConstructor(JSDataViewConstructor::create(init.vm, init.global, JSDataViewConstructor::createStructure(init.vm, init.global, init.global->m_functionPrototype.get()), init.prototype, "DataView"_s));
});
m_lexicalEnvironmentStructure.set(vm, this, JSLexicalEnvironment::createStructure(vm, this));
m_moduleEnvironmentStructure.initLater(
[] (const Initializer<Structure>& init) {
init.set(JSModuleEnvironment::createStructure(init.vm, init.owner));
});
m_strictEvalActivationStructure.initLater(
[] (const Initializer<Structure>& init) {
init.set(StrictEvalActivation::createStructure(init.vm, init.owner, jsNull()));
});
m_debuggerScopeStructure.initLater(
[] (const Initializer<Structure>& init) {
init.set(DebuggerScope::createStructure(init.vm, init.owner));
});
m_withScopeStructure.initLater(
[] (const Initializer<Structure>& init) {
init.set(JSWithScope::createStructure(init.vm, init.owner, jsNull()));
});
m_nullPrototypeObjectStructure.set(vm, this, JSFinalObject::createStructure(vm, this, jsNull(), JSFinalObject::defaultInlineCapacity()));
m_callbackFunctionStructure.initLater(
[] (const Initializer<Structure>& init) {
init.set(JSCallbackFunction::createStructure(init.vm, init.owner, init.owner->m_functionPrototype.get()));
});
m_directArgumentsStructure.set(vm, this, DirectArguments::createStructure(vm, this, m_objectPrototype.get()));
m_scopedArgumentsStructure.set(vm, this, ScopedArguments::createStructure(vm, this, m_objectPrototype.get()));
m_clonedArgumentsStructure.set(vm, this, ClonedArguments::createStructure(vm, this, m_objectPrototype.get()));
m_callbackConstructorStructure.initLater(
[] (const Initializer<Structure>& init) {
init.set(JSCallbackConstructor::createStructure(init.vm, init.owner, init.owner->m_objectPrototype.get()));
});
m_callbackObjectStructure.initLater(
[] (const Initializer<Structure>& init) {
init.set(JSCallbackObject<JSNonFinalObject>::createStructure(init.vm, init.owner, init.owner->m_objectPrototype.get()));
});
#if JSC_OBJC_API_ENABLED
m_objcCallbackFunctionStructure.initLater(
[] (const Initializer<Structure>& init) {
init.set(ObjCCallbackFunction::createStructure(init.vm, init.owner, init.owner->m_functionPrototype.get()));
});
m_objcWrapperObjectStructure.initLater(
[] (const Initializer<Structure>& init) {
init.set(JSCallbackObject<JSAPIWrapperObject>::createStructure(init.vm, init.owner, init.owner->m_objectPrototype.get()));
});
#endif
#ifdef JSC_GLIB_API_ENABLED
m_glibCallbackFunctionStructure.initLater(
[] (const Initializer<Structure>& init) {
init.set(JSCCallbackFunction::createStructure(init.vm, init.owner, init.owner->m_functionPrototype.get()));
});
m_glibWrapperObjectStructure.initLater(
[] (const Initializer<Structure>& init) {
init.set(JSCallbackObject<JSAPIWrapperObject>::createStructure(init.vm, init.owner, init.owner->m_objectPrototype.get()));
});
#endif
m_arrayPrototype.set(vm, this, ArrayPrototype::create(vm, this, ArrayPrototype::createStructure(vm, this, m_objectPrototype.get())));
m_originalArrayStructureForIndexingShape[arrayIndexFromIndexingType(UndecidedShape)].set(vm, this, JSArray::createStructure(vm, this, m_arrayPrototype.get(), ArrayWithUndecided));
m_originalArrayStructureForIndexingShape[arrayIndexFromIndexingType(Int32Shape)].set(vm, this, JSArray::createStructure(vm, this, m_arrayPrototype.get(), ArrayWithInt32));
m_originalArrayStructureForIndexingShape[arrayIndexFromIndexingType(DoubleShape)].set(vm, this, JSArray::createStructure(vm, this, m_arrayPrototype.get(), ArrayWithDouble));
m_originalArrayStructureForIndexingShape[arrayIndexFromIndexingType(ContiguousShape)].set(vm, this, JSArray::createStructure(vm, this, m_arrayPrototype.get(), ArrayWithContiguous));
m_originalArrayStructureForIndexingShape[arrayIndexFromIndexingType(ArrayStorageShape)].set(vm, this, JSArray::createStructure(vm, this, m_arrayPrototype.get(), ArrayWithArrayStorage));
m_originalArrayStructureForIndexingShape[arrayIndexFromIndexingType(SlowPutArrayStorageShape)].set(vm, this, JSArray::createStructure(vm, this, m_arrayPrototype.get(), ArrayWithSlowPutArrayStorage));
m_originalArrayStructureForIndexingShape[arrayIndexFromIndexingType(CopyOnWriteArrayWithInt32)].set(vm, this, JSArray::createStructure(vm, this, m_arrayPrototype.get(), CopyOnWriteArrayWithInt32));
m_originalArrayStructureForIndexingShape[arrayIndexFromIndexingType(CopyOnWriteArrayWithDouble)].set(vm, this, JSArray::createStructure(vm, this, m_arrayPrototype.get(), CopyOnWriteArrayWithDouble));
m_originalArrayStructureForIndexingShape[arrayIndexFromIndexingType(CopyOnWriteArrayWithContiguous)].set(vm, this, JSArray::createStructure(vm, this, m_arrayPrototype.get(), CopyOnWriteArrayWithContiguous));
for (unsigned i = 0; i < NumberOfArrayIndexingModes; ++i)
m_arrayStructureForIndexingShapeDuringAllocation[i] = m_originalArrayStructureForIndexingShape[i];
m_regExpPrototype.set(vm, this, RegExpPrototype::create(vm, this, RegExpPrototype::createStructure(vm, this, m_objectPrototype.get())));
m_regExpStructure.set(vm, this, RegExpObject::createStructure(vm, this, m_regExpPrototype.get()));
m_regExpMatchesArrayStructure.set(vm, this, createRegExpMatchesArrayStructure(vm, this));
m_moduleRecordStructure.initLater(
[] (const Initializer<Structure>& init) {
init.set(JSModuleRecord::createStructure(init.vm, init.owner, jsNull()));
});
m_moduleNamespaceObjectStructure.initLater(
[] (const Initializer<Structure>& init) {
init.set(JSModuleNamespaceObject::createStructure(init.vm, init.owner, jsNull()));
});
m_proxyObjectStructure.initLater(
[] (const Initializer<Structure>& init) {
bool isCallable = false;
init.set(ProxyObject::createStructure(init.vm, init.owner, jsNull(), isCallable));
});
m_callableProxyObjectStructure.initLater(
[] (const Initializer<Structure>& init) {
bool isCallable = true;
init.set(ProxyObject::createStructure(init.vm, init.owner, jsNull(), isCallable));
});
m_proxyRevokeStructure.initLater(
[] (const Initializer<Structure>& init) {
init.set(ProxyRevoke::createStructure(init.vm, init.owner, init.owner->m_functionPrototype.get()));
});
m_parseIntFunction.initLater(
[] (const Initializer<JSFunction>& init) {
init.set(JSFunction::create(init.vm, init.owner, 2, init.vm.propertyNames->parseInt.string(), globalFuncParseInt, ParseIntIntrinsic));
});
m_parseFloatFunction.initLater(
[] (const Initializer<JSFunction>& init) {
init.set(JSFunction::create(init.vm, init.owner, 1, init.vm.propertyNames->parseFloat.string(), globalFuncParseFloat, NoIntrinsic));
});
if (Options::useSharedArrayBuffer()) {
m_sharedArrayBufferStructure.initLater(
[] (LazyClassStructure::Initializer& init) {
init.setPrototype(JSArrayBufferPrototype::create(init.vm, init.global, JSArrayBufferPrototype::createStructure(init.vm, init.global, init.global->m_objectPrototype.get()), ArrayBufferSharingMode::Shared));
init.setStructure(JSArrayBuffer::createStructure(init.vm, init.global, init.prototype));
init.setConstructor(JSSharedArrayBufferConstructor::create(init.vm, JSSharedArrayBufferConstructor::createStructure(init.vm, init.global, init.global->m_functionPrototype.get()), jsCast<JSArrayBufferPrototype*>(init.prototype), init.global->m_speciesGetterSetter.get()));
});
}
m_iteratorPrototype.set(vm, this, IteratorPrototype::create(vm, this, IteratorPrototype::createStructure(vm, this, m_objectPrototype.get())));
m_asyncIteratorPrototype.set(vm, this, AsyncIteratorPrototype::create(vm, this, AsyncIteratorPrototype::createStructure(vm, this, m_objectPrototype.get())));
m_generatorPrototype.set(vm, this, GeneratorPrototype::create(vm, this, GeneratorPrototype::createStructure(vm, this, m_iteratorPrototype.get())));
m_asyncGeneratorPrototype.set(vm, this, AsyncGeneratorPrototype::create(vm, this, AsyncGeneratorPrototype::createStructure(vm, this, m_asyncIteratorPrototype.get())));
auto* arrayIteratorPrototype = ArrayIteratorPrototype::create(vm, this, ArrayIteratorPrototype::createStructure(vm, this, m_iteratorPrototype.get()));
m_arrayIteratorPrototype.set(vm, this, arrayIteratorPrototype);
m_arrayIteratorStructure.set(vm, this, JSArrayIterator::createStructure(vm, this, arrayIteratorPrototype));
auto* mapIteratorPrototype = MapIteratorPrototype::create(vm, this, MapIteratorPrototype::createStructure(vm, this, m_iteratorPrototype.get()));
m_mapIteratorPrototype.set(vm, this, mapIteratorPrototype);
m_mapIteratorStructure.set(vm, this, JSMapIterator::createStructure(vm, this, mapIteratorPrototype));
auto* setIteratorPrototype = SetIteratorPrototype::create(vm, this, SetIteratorPrototype::createStructure(vm, this, m_iteratorPrototype.get()));
m_setIteratorPrototype.set(vm, this, setIteratorPrototype);
m_setIteratorStructure.set(vm, this, JSSetIterator::createStructure(vm, this, setIteratorPrototype));
JSFunction* defaultPromiseThen = JSFunction::create(vm, promisePrototypeThenCodeGenerator(vm), this);
m_linkTimeConstants[static_cast<unsigned>(LinkTimeConstant::defaultPromiseThen)].set(vm, this, defaultPromiseThen);
#define CREATE_PROTOTYPE_FOR_SIMPLE_TYPE(capitalName, lowerName, properName, instanceType, jsName, prototypeBase, featureFlag) if (featureFlag) { \
m_ ## lowerName ## Prototype.set(vm, this, capitalName##Prototype::create(vm, this, capitalName##Prototype::createStructure(vm, this, m_ ## prototypeBase ## Prototype.get()))); \
m_ ## properName ## Structure.set(vm, this, instanceType::createStructure(vm, this, m_ ## lowerName ## Prototype.get())); \
}
FOR_EACH_SIMPLE_BUILTIN_TYPE(CREATE_PROTOTYPE_FOR_SIMPLE_TYPE)
FOR_EACH_BUILTIN_DERIVED_ITERATOR_TYPE(CREATE_PROTOTYPE_FOR_SIMPLE_TYPE)
#undef CREATE_PROTOTYPE_FOR_SIMPLE_TYPE
#define CREATE_PROTOTYPE_FOR_LAZY_TYPE(capitalName, lowerName, properName, instanceType, jsName, prototypeBase, featureFlag) if (featureFlag) { \
m_ ## properName ## Structure.initLater(\
[] (LazyClassStructure::Initializer& init) { \
init.setPrototype(capitalName##Prototype::create(init.vm, init.global, capitalName##Prototype::createStructure(init.vm, init.global, init.global->m_ ## prototypeBase ## Prototype.get()))); \
init.setStructure(instanceType::createStructure(init.vm, init.global, init.prototype)); \
init.setConstructor(capitalName ## Constructor::create(init.vm, capitalName ## Constructor::createStructure(init.vm, init.global, init.global->m_functionPrototype.get()), jsCast<capitalName ## Prototype*>(init.prototype), init.global->m_speciesGetterSetter.get())); \
}); \
}
FOR_EACH_LAZY_BUILTIN_TYPE(CREATE_PROTOTYPE_FOR_LAZY_TYPE)
// Constructors
ObjectConstructor* objectConstructor = ObjectConstructor::create(vm, this, ObjectConstructor::createStructure(vm, this, m_functionPrototype.get()), m_objectPrototype.get());
m_objectConstructor.set(vm, this, objectConstructor);
m_linkTimeConstants[static_cast<unsigned>(LinkTimeConstant::Object)].set(vm, this, objectConstructor);
JSFunction* throwTypeErrorFunction = JSFunction::create(vm, this, 0, String(), globalFuncThrowTypeError);
m_linkTimeConstants[static_cast<unsigned>(LinkTimeConstant::throwTypeErrorFunction)].set(vm, this, throwTypeErrorFunction);
FunctionConstructor* functionConstructor = FunctionConstructor::create(vm, FunctionConstructor::createStructure(vm, this, m_functionPrototype.get()), m_functionPrototype.get());
m_functionConstructor.set(vm, this, functionConstructor);
ArrayConstructor* arrayConstructor = ArrayConstructor::create(vm, this, ArrayConstructor::createStructure(vm, this, m_functionPrototype.get()), m_arrayPrototype.get(), m_speciesGetterSetter.get());
m_arrayConstructor.set(vm, this, arrayConstructor);
m_linkTimeConstants[static_cast<unsigned>(LinkTimeConstant::Array)].set(vm, this, arrayConstructor);
RegExpConstructor* regExpConstructor = RegExpConstructor::create(vm, RegExpConstructor::createStructure(vm, this, m_functionPrototype.get()), m_regExpPrototype.get(), m_speciesGetterSetter.get());
m_regExpConstructor.set(vm, this, regExpConstructor);
m_linkTimeConstants[static_cast<unsigned>(LinkTimeConstant::RegExp)].set(vm, this, regExpConstructor);
m_regExpGlobalData.cachedResult().record(vm, this, nullptr, jsEmptyString(vm), MatchResult(0, 0));
AtomicsObject* atomicsObject = nullptr;
if (Options::useSharedArrayBuffer())
atomicsObject = AtomicsObject::create(vm, this, AtomicsObject::createStructure(vm, this, m_objectPrototype.get()));
#define CREATE_CONSTRUCTOR_FOR_SIMPLE_TYPE(capitalName, lowerName, properName, instanceType, jsName, prototypeBase, featureFlag) \
capitalName ## Constructor* lowerName ## Constructor = featureFlag ? capitalName ## Constructor::create(vm, capitalName ## Constructor::createStructure(vm, this, m_functionPrototype.get()), m_ ## lowerName ## Prototype.get(), m_speciesGetterSetter.get()) : nullptr; \
if (featureFlag) \
m_ ## lowerName ## Prototype->putDirectWithoutTransition(vm, vm.propertyNames->constructor, lowerName ## Constructor, static_cast<unsigned>(PropertyAttribute::DontEnum)); \
FOR_EACH_SIMPLE_BUILTIN_TYPE(CREATE_CONSTRUCTOR_FOR_SIMPLE_TYPE)
#undef CREATE_CONSTRUCTOR_FOR_SIMPLE_TYPE
m_promiseConstructor.set(vm, this, promiseConstructor);
m_internalPromiseConstructor.set(vm, this, internalPromiseConstructor);
m_linkTimeConstants[static_cast<unsigned>(LinkTimeConstant::Promise)].set(vm, this, promiseConstructor);
m_linkTimeConstants[static_cast<unsigned>(LinkTimeConstant::InternalPromise)].set(vm, this, internalPromiseConstructor);
m_evalErrorStructure.initLater(
[] (LazyClassStructure::Initializer& init) {
init.global->initializeErrorConstructor<ErrorType::EvalError>(init);
});
m_rangeErrorStructure.initLater(
[] (LazyClassStructure::Initializer& init) {
init.global->initializeErrorConstructor<ErrorType::RangeError>(init);
});
m_referenceErrorStructure.initLater(
[] (LazyClassStructure::Initializer& init) {
init.global->initializeErrorConstructor<ErrorType::ReferenceError>(init);
});
m_syntaxErrorStructure.initLater(
[] (LazyClassStructure::Initializer& init) {
init.global->initializeErrorConstructor<ErrorType::SyntaxError>(init);
});
m_typeErrorStructure.initLater(
[] (LazyClassStructure::Initializer& init) {
init.global->initializeErrorConstructor<ErrorType::TypeError>(init);
});
m_URIErrorStructure.initLater(
[] (LazyClassStructure::Initializer& init) {
init.global->initializeErrorConstructor<ErrorType::URIError>(init);
});
m_aggregateErrorStructure.initLater(
[] (LazyClassStructure::Initializer& init) {
init.global->initializeAggregateErrorConstructor(init);
});
m_generatorFunctionPrototype.set(vm, this, GeneratorFunctionPrototype::create(vm, GeneratorFunctionPrototype::createStructure(vm, this, m_functionPrototype.get())));
GeneratorFunctionConstructor* generatorFunctionConstructor = GeneratorFunctionConstructor::create(vm, GeneratorFunctionConstructor::createStructure(vm, this, functionConstructor), m_generatorFunctionPrototype.get());
m_generatorFunctionPrototype->putDirectWithoutTransition(vm, vm.propertyNames->constructor, generatorFunctionConstructor, PropertyAttribute::DontEnum | PropertyAttribute::ReadOnly);
m_generatorFunctionStructure.set(vm, this, JSGeneratorFunction::createStructure(vm, this, m_generatorFunctionPrototype.get()));
m_generatorPrototype->putDirectWithoutTransition(vm, vm.propertyNames->constructor, m_generatorFunctionPrototype.get(), PropertyAttribute::DontEnum | PropertyAttribute::ReadOnly);
m_generatorFunctionPrototype->putDirectWithoutTransition(vm, vm.propertyNames->prototype, m_generatorPrototype.get(), PropertyAttribute::DontEnum | PropertyAttribute::ReadOnly);
m_generatorStructure.set(vm, this, JSGenerator::createStructure(vm, this, m_generatorPrototype.get()));
m_asyncFunctionPrototype.set(vm, this, AsyncFunctionPrototype::create(vm, AsyncFunctionPrototype::createStructure(vm, this, m_functionPrototype.get())));
AsyncFunctionConstructor* asyncFunctionConstructor = AsyncFunctionConstructor::create(vm, AsyncFunctionConstructor::createStructure(vm, this, functionConstructor), m_asyncFunctionPrototype.get());
m_asyncFunctionPrototype->putDirectWithoutTransition(vm, vm.propertyNames->constructor, asyncFunctionConstructor, PropertyAttribute::DontEnum | PropertyAttribute::ReadOnly);
m_asyncFunctionStructure.set(vm, this, JSAsyncFunction::createStructure(vm, this, m_asyncFunctionPrototype.get()));
m_asyncGeneratorFunctionPrototype.set(vm, this, AsyncGeneratorFunctionPrototype::create(vm, AsyncGeneratorFunctionPrototype::createStructure(vm, this, m_functionPrototype.get())));
AsyncGeneratorFunctionConstructor* asyncGeneratorFunctionConstructor = AsyncGeneratorFunctionConstructor::create(vm, AsyncGeneratorFunctionConstructor::createStructure(vm, this, functionConstructor), m_asyncGeneratorFunctionPrototype.get());
m_asyncGeneratorFunctionPrototype->putDirectWithoutTransition(vm, vm.propertyNames->constructor, asyncGeneratorFunctionConstructor, PropertyAttribute::DontEnum | PropertyAttribute::ReadOnly);
m_asyncGeneratorFunctionStructure.set(vm, this, JSAsyncGeneratorFunction::createStructure(vm, this, m_asyncGeneratorFunctionPrototype.get()));
m_asyncGeneratorPrototype->putDirectWithoutTransition(vm, vm.propertyNames->constructor, m_asyncGeneratorFunctionPrototype.get(), PropertyAttribute::DontEnum | PropertyAttribute::ReadOnly);
m_asyncGeneratorFunctionPrototype->putDirectWithoutTransition(vm, vm.propertyNames->prototype, m_asyncGeneratorPrototype.get(), PropertyAttribute::DontEnum | PropertyAttribute::ReadOnly);
m_asyncGeneratorStructure.set(vm, this, JSAsyncGenerator::createStructure(vm, this, m_asyncGeneratorPrototype.get()));
m_objectPrototype->putDirectWithoutTransition(vm, vm.propertyNames->constructor, objectConstructor, static_cast<unsigned>(PropertyAttribute::DontEnum));
m_functionPrototype->putDirectWithoutTransition(vm, vm.propertyNames->constructor, functionConstructor, static_cast<unsigned>(PropertyAttribute::DontEnum));
m_arrayPrototype->putDirectWithoutTransition(vm, vm.propertyNames->constructor, arrayConstructor, static_cast<unsigned>(PropertyAttribute::DontEnum));
m_regExpPrototype->putDirectWithoutTransition(vm, vm.propertyNames->constructor, regExpConstructor, static_cast<unsigned>(PropertyAttribute::DontEnum));
putDirectWithoutTransition(vm, vm.propertyNames->Object, objectConstructor, static_cast<unsigned>(PropertyAttribute::DontEnum));
putDirectWithoutTransition(vm, vm.propertyNames->Function, functionConstructor, static_cast<unsigned>(PropertyAttribute::DontEnum));
putDirectWithoutTransition(vm, vm.propertyNames->Array, arrayConstructor, static_cast<unsigned>(PropertyAttribute::DontEnum));
putDirectWithoutTransition(vm, vm.propertyNames->RegExp, regExpConstructor, static_cast<unsigned>(PropertyAttribute::DontEnum));
if (Options::useSharedArrayBuffer()) {
putDirectWithoutTransition(vm, vm.propertyNames->SharedArrayBuffer, m_sharedArrayBufferStructure.constructor(this), static_cast<unsigned>(PropertyAttribute::DontEnum));
putDirectWithoutTransition(vm, vm.propertyNames->Atomics, atomicsObject, static_cast<unsigned>(PropertyAttribute::DontEnum));
}
#define PUT_CONSTRUCTOR_FOR_SIMPLE_TYPE(capitalName, lowerName, properName, instanceType, jsName, prototypeBase, featureFlag) \
if (featureFlag) \
putDirectWithoutTransition(vm, vm.propertyNames-> jsName, lowerName ## Constructor, static_cast<unsigned>(PropertyAttribute::DontEnum));
FOR_EACH_SIMPLE_BUILTIN_TYPE_WITH_CONSTRUCTOR(PUT_CONSTRUCTOR_FOR_SIMPLE_TYPE)
#undef PUT_CONSTRUCTOR_FOR_SIMPLE_TYPE
m_iteratorResultObjectStructure.initLater(
[] (const Initializer<Structure>& init) {
init.set(createIteratorResultObjectStructure(init.vm, *init.owner));
});