Var JavascriptError::NewInstance(RecyclableObject* function, JavascriptError* pError, CallInfo callInfo, Var newTarget, Var message)
{
ScriptContext* scriptContext = function->GetScriptContext();
bool isCtorSuperCall = (callInfo.Flags & CallFlags_New) && newTarget != nullptr && !JavascriptOperators::IsUndefined(newTarget);
JavascriptString* messageString = nullptr;
if (JavascriptOperators::GetTypeId(message) != TypeIds_Undefined)
{
messageString = JavascriptConversion::ToString(message, scriptContext);
}
if (messageString)
{
JavascriptOperators::SetProperty(pError, pError, PropertyIds::message, messageString, scriptContext);
pError->SetNotEnumerable(PropertyIds::message);
}
JavascriptExceptionContext exceptionContext;
JavascriptExceptionOperators::WalkStackForExceptionContext(*scriptContext, exceptionContext, pError,
JavascriptExceptionOperators::StackCrawlLimitOnThrow(pError, *scriptContext), /*returnAddress=*/ nullptr, /*isThrownException=*/ false, /*resetSatck=*/ false);
JavascriptExceptionOperators::AddStackTraceToObject(pError, exceptionContext.GetStackTrace(), *scriptContext, /*isThrownException=*/ false, /*resetSatck=*/ false);
return isCtorSuperCall ?
JavascriptOperators::OrdinaryCreateFromConstructor(RecyclableObject::FromVar(newTarget), pError, nullptr, scriptContext) :
pError;
}
Var JavascriptError::NewInstance(RecyclableObject* function, JavascriptError* pError, CallInfo callInfo, Arguments args)
{
ScriptContext* scriptContext = function->GetScriptContext();
AssertMsg(args.Info.Count > 0, "Should always have implicit 'this'");
Var newTarget = callInfo.Flags & CallFlags_NewTarget ? args.Values[args.Info.Count] : args[0];
bool isCtorSuperCall = (callInfo.Flags & CallFlags_New) && (callInfo.Flags & (CallFlags_Value|CallFlags_NewTarget)) && newTarget != nullptr && RecyclableObject::Is(newTarget);
JavascriptString* messageString = nullptr;
if (args.Info.Count >= 2 && !JavascriptOperators::GetTypeId(args[1]) == TypeIds_Undefined)
{
messageString = JavascriptConversion::ToString(args[1], scriptContext);
}
if (messageString)
{
JavascriptOperators::SetProperty(pError, pError, PropertyIds::message, messageString, scriptContext);
pError->SetNotEnumerable(PropertyIds::message);
}
JavascriptExceptionContext exceptionContext;
JavascriptExceptionOperators::WalkStackForExceptionContext(*scriptContext, exceptionContext, pError,
JavascriptExceptionOperators::StackCrawlLimitOnThrow(pError, *scriptContext), /*returnAddress=*/ nullptr, /*isThrownException=*/ false, /*resetSatck=*/ false);
JavascriptExceptionOperators::AddStackTraceToObject(pError, exceptionContext.GetStackTrace(), *scriptContext, /*isThrownException=*/ false, /*resetSatck=*/ false);
return isCtorSuperCall ?
JavascriptOperators::OrdinaryCreateFromConstructor(RecyclableObject::FromVar(newTarget), pError, nullptr, scriptContext) :
pError;
}
