C++ (Cpp) IfJsrtError示例

示例#1

文件： WScriptJsrt.cpp 项目： liminzhu/ChakraCore

JsValueRef WScriptJsrt::SetTimeoutCallback(JsValueRef callee, bool isConstructCall, JsValueRef *arguments, unsigned short argumentCount, void *callbackState)
{
    LPCWSTR errorMessage = _u("invalid call to WScript.SetTimeout");

    JsValueRef function;
    JsValueRef timerId;
    unsigned int time;
    double tmp;
    CallbackMessage *msg = nullptr;

    if (argumentCount != 3)
    {
        goto Error;
    }

    function = arguments[1];

    IfJsrtError(ChakraRTInterface::JsNumberToDouble(arguments[2], &tmp));

    time = static_cast<int>(tmp);
    msg = new CallbackMessage(time, function);
    messageQueue->InsertSorted(msg);

#if ENABLE_TTD
    ChakraRTInterface::JsTTDNotifyHostCallbackCreatedOrCanceled(true /*isCreate*/, false /*isCancel*/, false /*isRepeating*/, function, msg->GetId());
#endif

    IfJsrtError(ChakraRTInterface::JsDoubleToNumber(static_cast<double>(msg->GetId()), &timerId));
    return timerId;

Error:
    JsValueRef errorObject;
    JsValueRef errorMessageString;

    ERROR_MESSAGE_TO_STRING(errorCode, errorMessage, errorMessageString);

    if (errorCode != JsNoError)
    {
        errorCode = ChakraRTInterface::JsCreateError(errorMessageString, &errorObject);

        if (errorCode != JsNoError)
        {
            ChakraRTInterface::JsSetException(errorObject);
        }
    }

    return JS_INVALID_REFERENCE;
}

示例#2

文件： WScriptJsrt.cpp 项目： liminzhu/ChakraCore

JsValueRef WScriptJsrt::ClearTimeoutCallback(JsValueRef callee, bool isConstructCall, JsValueRef *arguments, unsigned short argumentCount, void *callbackState)
{
    LPCWSTR errorMessage = _u("invalid call to WScript.ClearTimeout");

    if (argumentCount != 2)
    {
        goto Error;
    }

    unsigned int timerId;
    double tmp;
    JsValueRef undef;
    JsValueRef global;

    IfJsrtError(ChakraRTInterface::JsNumberToDouble(arguments[1], &tmp));

    timerId = static_cast<int>(tmp);
    messageQueue->RemoveById(timerId);

#if ENABLE_TTD
    ChakraRTInterface::JsTTDNotifyHostCallbackCreatedOrCanceled(false /*isCreate*/, true /*isCancel*/, false /*isRepeating*/, nullptr, timerId);
#endif

    IfJsrtError(ChakraRTInterface::JsGetGlobalObject(&global));
    IfJsrtError(ChakraRTInterface::JsGetUndefinedValue(&undef));

    return undef;

Error:
    JsValueRef errorObject;
    JsValueRef errorMessageString;

    ERROR_MESSAGE_TO_STRING(errorCode, errorMessage, errorMessageString);

    if (errorCode != JsNoError)
    {
        errorCode = ChakraRTInterface::JsCreateError(errorMessageString, &errorObject);

        if (errorCode != JsNoError)
        {
            ChakraRTInterface::JsSetException(errorObject);
        }
    }

    return JS_INVALID_REFERENCE;
}

示例#3

文件： WScriptJsrt.cpp 项目： AlexElting/ChakraCore

JsValueRef WScriptJsrt::ClearTimeoutCallback(JsValueRef callee, bool isConstructCall, JsValueRef *arguments, unsigned short argumentCount, void *callbackState)
{
    LPWSTR errorMessage = L"invalid call to WScript.ClearTimeout";

    if (argumentCount != 2)
    {
        goto Error;
    }

    unsigned int timerId;
    double tmp;
    JsValueRef undef;
    JsValueRef global;

    IfJsrtError(ChakraRTInterface::JsNumberToDouble(arguments[1], &tmp));

    timerId = static_cast<int>(tmp);
    messageQueue->RemoveById(timerId);

    IfJsrtError(ChakraRTInterface::JsGetGlobalObject(&global));
    IfJsrtError(ChakraRTInterface::JsGetUndefinedValue(&undef));

    return undef;

Error:
    JsValueRef errorObject;
    JsValueRef errorMessageString;

    JsErrorCode errorCode = ChakraRTInterface::JsPointerToString(errorMessage, wcslen(errorMessage), &errorMessageString);

    if (errorCode != JsNoError)
    {
        errorCode = ChakraRTInterface::JsCreateError(errorMessageString, &errorObject);

        if (errorCode != JsNoError)
        {
            ChakraRTInterface::JsSetException(errorObject);
        }
    }

    return JS_INVALID_REFERENCE;
}

示例#4

文件： WScriptJsrt.cpp 项目： AlexElting/ChakraCore

JsValueRef WScriptJsrt::SetTimeoutCallback(JsValueRef callee, bool isConstructCall, JsValueRef *arguments, unsigned short argumentCount, void *callbackState)
{
    LPWSTR errorMessage = L"invalid call to WScript.SetTimeout";

    if (argumentCount != 3)
    {
        goto Error;
    }

    JsValueRef function = arguments[1];
    JsValueRef timerId;
    unsigned int time;
    double tmp;
    CallbackMessage *msg = nullptr;

    IfJsrtError(ChakraRTInterface::JsNumberToDouble(arguments[2], &tmp));

    time = static_cast<int>(tmp);
    msg = new CallbackMessage(time, function);
    messageQueue->Push(msg);

    IfJsrtError(ChakraRTInterface::JsDoubleToNumber(static_cast<double>(msg->GetId()), &timerId));
    return timerId;

Error:
    JsValueRef errorObject;
    JsValueRef errorMessageString;

    JsErrorCode errorCode = ChakraRTInterface::JsPointerToString(errorMessage, wcslen(errorMessage), &errorMessageString);

    if (errorCode != JsNoError)
    {
        errorCode = ChakraRTInterface::JsCreateError(errorMessageString, &errorObject);

        if (errorCode != JsNoError)
        {
            ChakraRTInterface::JsSetException(errorObject);
        }
    }

    return JS_INVALID_REFERENCE;
}

示例#5

文件： WScriptJsrt.cpp 项目： ianwjhalliday/ChakraCore

JsValueRef WScriptJsrt::DetachCallback(JsValueRef callee, bool isConstructCall, JsValueRef *arguments, unsigned short argumentCount, void *callbackState)
{
    LPCWSTR errorMessage = _u("WScript.Detach requires a function, like WScript.Detach(foo);");
    JsValueType argumentType = JsUndefined;
    if (argumentCount != 2)
    {
        goto Error;
    }
    IfJsrtError(ChakraRTInterface::JsGetValueType(arguments[1], &argumentType));
    if (argumentType != JsFunction)
    {
        goto Error;
    }
    QueueDebugOperation(arguments[1], [](WScriptJsrt::CallbackMessage& msg)
    {
        JsContextRef currentContext = JS_INVALID_REFERENCE;
        ChakraRTInterface::JsGetCurrentContext(&currentContext);
        JsRuntimeHandle currentRuntime = JS_INVALID_RUNTIME_HANDLE;
        ChakraRTInterface::JsGetRuntime(currentContext, &currentRuntime);
        if (Debugger::debugger != nullptr)
        {
            Debugger* debugger = Debugger::GetDebugger(currentRuntime);
            debugger->StopDebugging(currentRuntime);
        }
        return msg.CallFunction("");
    });
Error:
    JsValueRef errorObject;
    JsValueRef errorMessageString;

    ERROR_MESSAGE_TO_STRING(errorCode, errorMessage, errorMessageString);

    if (errorCode != JsNoError)
    {
        errorCode = ChakraRTInterface::JsCreateError(errorMessageString, &errorObject);
        if (errorCode != JsNoError)
        {
            ChakraRTInterface::JsSetException(errorObject);
        }
    }
    return JS_INVALID_REFERENCE;
}