C++ createSyntaxError函数代码示例

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本文整理汇总了C++中createSyntaxError函数的典型用法代码示例。如果您正苦于以下问题：C++ createSyntaxError函数的具体用法？C++ createSyntaxError怎么用？C++ createSyntaxError使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了createSyntaxError函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: constructRegExp

// ECMA 15.10.4
JSObject* constructRegExp(ExecState* exec, JSGlobalObject* globalObject, const ArgList& args)
{
    JSValue arg0 = args.at(0);
    JSValue arg1 = args.at(1);

    if (arg0.inherits(&RegExpObject::s_info)) {
        if (!arg1.isUndefined())
            return throwError(exec, createTypeError(exec, "Cannot supply flags when constructing one RegExp from another."));
        return asObject(arg0);
    }

    UString pattern = arg0.isUndefined() ? UString("") : arg0.toString(exec);
    if (exec->hadException())
        return 0;

    RegExpFlags flags = NoFlags;
    if (!arg1.isUndefined()) {
        flags = regExpFlags(arg1.toString(exec));
        if (exec->hadException())
            return 0;
        if (flags == InvalidFlags)
            return throwError(exec, createSyntaxError(exec, "Invalid flags supplied to RegExp constructor."));
    }

    RefPtr<RegExp> regExp = exec->globalData().regExpCache()->lookupOrCreate(pattern, flags);
    if (!regExp->isValid())
        return throwError(exec, createSyntaxError(exec, regExp->errorMessage()));
    return new (exec) RegExpObject(exec->lexicalGlobalObject(), globalObject->regExpStructure(), regExp.release());
}

开发者ID:Eightomic，项目名称:phantomjs，代码行数:30，代码来源:RegExpConstructor.cpp

示例2: throwError

JSC::JSValue JSAudioNode::connect(JSC::ExecState* exec)
{
    if (exec->argumentCount() < 1)
        return throwError(exec, createSyntaxError(exec, "Not enough arguments"));

    unsigned outputIndex = 0;
    unsigned inputIndex = 0;
    
    AudioNode* destinationNode = toAudioNode(exec->argument(0));
    if (!destinationNode)
        return throwError(exec, createSyntaxError(exec, "Invalid destination node"));
    
    if (exec->argumentCount() > 1)
        outputIndex = exec->argument(1).toInt32(exec);

    if (exec->argumentCount() > 2)
        inputIndex = exec->argument(2).toInt32(exec);

    AudioNode* audioNode = static_cast<AudioNode*>(impl());
    bool success = audioNode->connect(destinationNode, outputIndex, inputIndex);
    if (!success)
        return throwError(exec, createSyntaxError(exec, "Invalid index parameter"));
    
    return JSC::jsUndefined();
}

开发者ID:0omega，项目名称:platform_external_webkit，代码行数:25，代码来源:JSAudioNodeCustom.cpp

示例3: constructRegExp

// ECMA 15.10.4
JSObject* constructRegExp(ExecState* exec, JSGlobalObject* globalObject, const ArgList& args, bool callAsConstructor)
{
    JSValue arg0 = args.at(0);
    JSValue arg1 = args.at(1);

    if (arg0.inherits(&RegExpObject::s_info)) {
        if (!arg1.isUndefined())
            return throwError(exec, createTypeError(exec, "Cannot supply flags when constructing one RegExp from another."));
        // If called as a function, this just returns the first argument (see 15.10.3.1).
        if (callAsConstructor) {
            RegExp* regExp = static_cast<RegExpObject*>(asObject(arg0))->regExp();
            return RegExpObject::create(exec, globalObject, globalObject->regExpStructure(), regExp);
        }
        return asObject(arg0);
    }

    UString pattern = arg0.isUndefined() ? UString("") : arg0.toString(exec)->value(exec);
    if (exec->hadException())
        return 0;

    RegExpFlags flags = NoFlags;
    if (!arg1.isUndefined()) {
        flags = regExpFlags(arg1.toString(exec)->value(exec));
        if (exec->hadException())
            return 0;
        if (flags == InvalidFlags)
            return throwError(exec, createSyntaxError(exec, "Invalid flags supplied to RegExp constructor."));
    }

    RegExp* regExp = RegExp::create(exec->globalData(), pattern, flags);
    if (!regExp->isValid())
        return throwError(exec, createSyntaxError(exec, regExp->errorMessage()));
    return RegExpObject::create(exec, exec->lexicalGlobalObject(), globalObject->regExpStructure(), regExp);
}

开发者ID:CannedFish，项目名称:deepin-webkit，代码行数:35，代码来源:RegExpConstructor.cpp

示例4: throwVMError

EncodedJSValue JSC_HOST_CALL JSAudioContextConstructor::constructJSAudioContext(ExecState* exec)
{
    JSAudioContextConstructor* jsConstructor = jsCast<JSAudioContextConstructor*>(exec->callee());
    if (!jsConstructor)
        return throwVMError(exec, createReferenceError(exec, "AudioContext constructor callee is unavailable"));

    ScriptExecutionContext* scriptExecutionContext = jsConstructor->scriptExecutionContext();
    if (!scriptExecutionContext)
        return throwVMError(exec, createReferenceError(exec, "AudioContext constructor script execution context is unavailable"));
        
    if (!scriptExecutionContext->isDocument())
        return throwVMError(exec, createReferenceError(exec, "AudioContext constructor called in a script execution context which is not a document"));

    Document* document = static_cast<Document*>(scriptExecutionContext);

    RefPtr<AudioContext> audioContext;
    
    if (!exec->argumentCount()) {
        // Constructor for default AudioContext which talks to audio hardware.
        ExceptionCode ec = 0;
        audioContext = AudioContext::create(document, ec);
        if (ec) {
            setDOMException(exec, ec);
            return JSValue::encode(JSValue());
        }
        if (!audioContext.get())
            return throwVMError(exec, createSyntaxError(exec, "audio resources unavailable for AudioContext construction"));
    } else {
        // Constructor for offline (render-target) AudioContext which renders into an AudioBuffer.
        // new AudioContext(in unsigned long numberOfChannels, in unsigned long numberOfFrames, in float sampleRate);
        if (exec->argumentCount() < 3)
            return throwVMError(exec, createNotEnoughArgumentsError(exec));

        int32_t numberOfChannels = exec->argument(0).toInt32(exec);
        int32_t numberOfFrames = exec->argument(1).toInt32(exec);
        float sampleRate = exec->argument(2).toFloat(exec);
        
        if (numberOfChannels <= 0 || numberOfChannels > 10)
            return throwVMError(exec, createSyntaxError(exec, "Invalid number of channels"));

        if (numberOfFrames <= 0)
            return throwVMError(exec, createSyntaxError(exec, "Invalid number of frames"));

        if (sampleRate <= 0)
            return throwVMError(exec, createSyntaxError(exec, "Invalid sample rate"));

        ExceptionCode ec = 0;
        audioContext = AudioContext::createOfflineContext(document, numberOfChannels, numberOfFrames, sampleRate, ec);
        if (ec) {
            setDOMException(exec, ec);
            return throwVMError(exec, createSyntaxError(exec, "Error creating OfflineAudioContext"));
        }
    }

    if (!audioContext.get())
        return throwVMError(exec, createReferenceError(exec, "Error creating AudioContext"));

    return JSValue::encode(CREATE_DOM_WRAPPER(exec, jsConstructor->globalObject(), AudioContext, audioContext.get()));
}

开发者ID:Moondee，项目名称:Artemis，代码行数:59，代码来源:JSAudioContextCustom.cpp

示例5: toAudioBuffer

void JSAudioBufferSourceNode::setBuffer(ExecState* exec, JSValue value)
{
    AudioBufferSourceNode* imp = static_cast<AudioBufferSourceNode*>(impl());
    AudioBuffer* buffer = toAudioBuffer(value);
    if (!buffer) {
        throwError(exec, createSyntaxError(exec, "Value is not of type AudioBuffer"));
        return;
    }
    
    if (!imp->setBuffer(buffer))
        throwError(exec, createSyntaxError(exec, "AudioBuffer unsupported number of channels"));
}

开发者ID:CannedFish，项目名称:deepin-webkit，代码行数:12，代码来源:JSAudioBufferSourceNodeCustom.cpp

示例6: jsDataViewPrototypeFunctionSetFloat64

EncodedJSValue JSC_HOST_CALL jsDataViewPrototypeFunctionSetFloat64(ExecState* exec)
{
    JSValue thisValue = exec->hostThisValue();
    if (!thisValue.inherits(&JSDataView::s_info))
        return throwVMTypeError(exec);
    JSDataView* castedThis = static_cast<JSDataView*>(asObject(thisValue));
    ASSERT_GC_OBJECT_INHERITS(castedThis, &JSDataView::s_info);
    DataView* imp = static_cast<DataView*>(castedThis->impl());
    if (exec->argumentCount() < 2)
        return throwVMError(exec, createSyntaxError(exec, "Not enough arguments"));
    ExceptionCode ec = 0;
    unsigned byteOffset(exec->argument(0).toUInt32(exec));
    if (exec->hadException())
        return JSValue::encode(jsUndefined());
    double value(exec->argument(1).toNumber(exec));
    if (exec->hadException())
        return JSValue::encode(jsUndefined());

    int argsCount = exec->argumentCount();
    if (argsCount <= 2) {
        imp->setFloat64(byteOffset, value, ec);
        setDOMException(exec, ec);
        return JSValue::encode(jsUndefined());
    }

    bool littleEndian(exec->argument(2).toBoolean(exec));
    if (exec->hadException())
        return JSValue::encode(jsUndefined());

    imp->setFloat64(byteOffset, value, littleEndian, ec);
    setDOMException(exec, ec);
    return JSValue::encode(jsUndefined());
}

开发者ID:mulriple，项目名称:Webkit-Projects，代码行数:33，代码来源:JSDataView.cpp

示例7: jsDatabaseSyncPrototypeFunctionChangeVersion

EncodedJSValue JSC_HOST_CALL jsDatabaseSyncPrototypeFunctionChangeVersion(ExecState* exec)
{
    JSValue thisValue = exec->hostThisValue();
    if (!thisValue.inherits(&JSDatabaseSync::s_info))
        return throwVMTypeError(exec);
    JSDatabaseSync* castedThis = static_cast<JSDatabaseSync*>(asObject(thisValue));
    ASSERT_GC_OBJECT_INHERITS(castedThis, &JSDatabaseSync::s_info);
    DatabaseSync* imp = static_cast<DatabaseSync*>(castedThis->impl());
    if (exec->argumentCount() < 2)
        return throwVMError(exec, createSyntaxError(exec, "Not enough arguments"));
    ExceptionCode ec = 0;
    const String& oldVersion(ustringToString(exec->argument(0).toString(exec)));
    if (exec->hadException())
        return JSValue::encode(jsUndefined());
    const String& newVersion(ustringToString(exec->argument(1).toString(exec)));
    if (exec->hadException())
        return JSValue::encode(jsUndefined());
    RefPtr<SQLTransactionSyncCallback> callback;
    if (exec->argumentCount() > 2 && !exec->argument(2).isNull() && !exec->argument(2).isUndefined()) {
        if (!exec->argument(2).isObject()) {
            setDOMException(exec, TYPE_MISMATCH_ERR);
            return JSValue::encode(jsUndefined());
        }
        callback = JSSQLTransactionSyncCallback::create(asObject(exec->argument(2)), castedThis->globalObject());
    }

    imp->changeVersion(oldVersion, newVersion, callback, ec);
    setDOMException(exec, ec);
    return JSValue::encode(jsUndefined());
}

开发者ID:mulriple，项目名称:Webkit-Projects，代码行数:30，代码来源:JSDatabaseSync.cpp

示例8: jsSVGNumberListPrototypeFunctionReplaceItem

EncodedJSValue JSC_HOST_CALL jsSVGNumberListPrototypeFunctionReplaceItem(ExecState* exec)
{
    JSValue thisValue = exec->hostThisValue();
    if (!thisValue.inherits(&JSSVGNumberList::s_info))
        return throwVMTypeError(exec);
    JSSVGNumberList* castedThis = static_cast<JSSVGNumberList*>(asObject(thisValue));
    ASSERT_GC_OBJECT_INHERITS(castedThis, &JSSVGNumberList::s_info);
    SVGListPropertyTearOff<SVGNumberList> * imp = static_cast<SVGListPropertyTearOff<SVGNumberList> *>(castedThis->impl());
    if (exec->argumentCount() < 2)
        return throwVMError(exec, createSyntaxError(exec, "Not enough arguments"));
    ExceptionCode ec = 0;
    if (exec->argumentCount() > 0 && !exec->argument(0).isUndefinedOrNull() && !exec->argument(0).inherits(&JSSVGNumber::s_info))
        return throwVMTypeError(exec);
    SVGPropertyTearOff<float>* item(toSVGNumber(exec->argument(0)));
    if (exec->hadException())
        return JSValue::encode(jsUndefined());
    unsigned index(exec->argument(1).toUInt32(exec));
    if (exec->hadException())
        return JSValue::encode(jsUndefined());


    JSC::JSValue result = toJS(exec, castedThis->globalObject(), WTF::getPtr(imp->replaceItem(item, index, ec)));
    setDOMException(exec, ec);
    return JSValue::encode(result);
}

开发者ID:mulriple，项目名称:Webkit-Projects，代码行数:25，代码来源:JSSVGNumberList.cpp

示例9: throwError

// Custom functions
JSValue JSXMLHttpRequest::open(ExecState* exec)
{
    if (exec->argumentCount() < 2)
        return throwError(exec, createSyntaxError(exec, "Not enough arguments"));

    const KURL& url = impl()->scriptExecutionContext()->completeURL(ustringToString(exec->argument(1).toString(exec)));
    String method = ustringToString(exec->argument(0).toString(exec));

    ExceptionCode ec = 0;
    if (exec->argumentCount() >= 3) {
        bool async = exec->argument(2).toBoolean(exec);

        if (exec->argumentCount() >= 4 && !exec->argument(3).isUndefined()) {
            String user = valueToStringWithNullCheck(exec, exec->argument(3));
            
            if (exec->argumentCount() >= 5 && !exec->argument(4).isUndefined()) {
                String password = valueToStringWithNullCheck(exec, exec->argument(4));
                impl()->open(method, url, async, user, password, ec);
            } else
                impl()->open(method, url, async, user, ec);
        } else
            impl()->open(method, url, async, ec);
    } else
        impl()->open(method, url, ec);

    setDOMException(exec, ec);
    return jsUndefined();
}

开发者ID:azrul2202，项目名称:WebKit-Smartphone，代码行数:29，代码来源:JSXMLHttpRequestCustom.cpp

示例10: throwError

JSValue JSWebSocket::send(ExecState* exec)
{
    if (!exec->argumentCount())
        return throwError(exec, createSyntaxError(exec, "Not enough arguments"));

    JSValue message = exec->argument(0);
    ExceptionCode ec = 0;
    bool result;
    if (message.inherits(&JSArrayBuffer::s_info))
        result = impl()->send(toArrayBuffer(message), ec);
    else if (message.inherits(&JSBlob::s_info))
        result = impl()->send(toBlob(message), ec);
    else {
        String stringMessage = ustringToString(message.toString(exec)->value(exec));
        if (exec->hadException())
            return jsUndefined();
        result = impl()->send(stringMessage, ec);
    }
    if (ec) {
        setDOMException(exec, ec);
        return jsUndefined();
    }

    return jsBoolean(result);
}

开发者ID:CannedFish，项目名称:deepin-webkit，代码行数:25，代码来源:JSWebSocketCustom.cpp

示例11: jsSVGColorPrototypeFunctionSetColor

EncodedJSValue JSC_HOST_CALL jsSVGColorPrototypeFunctionSetColor(ExecState* exec)
{
    JSValue thisValue = exec->hostThisValue();
    if (!thisValue.inherits(&JSSVGColor::s_info))
        return throwVMTypeError(exec);
    JSSVGColor* castedThis = static_cast<JSSVGColor*>(asObject(thisValue));
    ASSERT_GC_OBJECT_INHERITS(castedThis, &JSSVGColor::s_info);
    SVGColor* imp = static_cast<SVGColor*>(castedThis->impl());
    if (exec->argumentCount() < 3)
        return throwVMError(exec, createSyntaxError(exec, "Not enough arguments"));
    ExceptionCode ec = 0;
    unsigned short colorType(exec->argument(0).toUInt32(exec));
    if (exec->hadException())
        return JSValue::encode(jsUndefined());
    const String& rgbColor(ustringToString(exec->argument(1).toString(exec)));
    if (exec->hadException())
        return JSValue::encode(jsUndefined());
    const String& iccColor(ustringToString(exec->argument(2).toString(exec)));
    if (exec->hadException())
        return JSValue::encode(jsUndefined());

    imp->setColor(colorType, rgbColor, iccColor, ec);
    setDOMException(exec, ec);
    return JSValue::encode(jsUndefined());
}

开发者ID:mulriple，项目名称:Webkit-Projects，代码行数:25，代码来源:JSSVGColor.cpp

示例12: regExpProtoFuncCompile

EncodedJSValue JSC_HOST_CALL regExpProtoFuncCompile(ExecState* exec)
{
    JSValue thisValue = exec->hostThisValue();
    if (!thisValue.inherits(&RegExpObject::info))
        return throwVMTypeError(exec);

    RefPtr<RegExp> regExp;
    JSValue arg0 = exec->argument(0);
    JSValue arg1 = exec->argument(1);
    
    if (arg0.inherits(&RegExpObject::info)) {
        if (!arg1.isUndefined())
            return throwVMError(exec, createTypeError(exec, "Cannot supply flags when constructing one RegExp from another."));
        regExp = asRegExpObject(arg0)->regExp();
    } else {
        UString pattern = !exec->argumentCount() ? UString("") : arg0.toString(exec);
        UString flags = arg1.isUndefined() ? UString("") : arg1.toString(exec);
        regExp = exec->globalData().regExpCache()->lookupOrCreate(pattern, flags);
    }

    if (!regExp->isValid())
        return throwVMError(exec, createSyntaxError(exec, makeString("Invalid regular expression: ", regExp->errorMessage())));

    asRegExpObject(thisValue)->setRegExp(regExp.release());
    asRegExpObject(thisValue)->setLastIndex(0);
    return JSValue::encode(jsUndefined());
}

开发者ID:azrul2202，项目名称:WebKit-Smartphone，代码行数:27，代码来源:RegExpPrototype.cpp

示例13: throwVMError

EncodedJSValue JSC_HOST_CALL JSSharedWorkerConstructor::constructJSSharedWorker(ExecState* exec)
{
    JSSharedWorkerConstructor* jsConstructor = static_cast<JSSharedWorkerConstructor*>(exec->callee());

    if (exec->argumentCount() < 1)
        return throwVMError(exec, createSyntaxError(exec, "Not enough arguments"));

    UString scriptURL = exec->argument(0).toString(exec);
    UString name;
    if (exec->argumentCount() > 1)
        name = exec->argument(1).toString(exec);

    if (exec->hadException())
        return JSValue::encode(JSValue());

    // FIXME: We need to use both the dynamic scope and the lexical scope (dynamic scope for resolving the worker URL)
    DOMWindow* window = asJSDOMWindow(exec->lexicalGlobalObject())->impl();
    ExceptionCode ec = 0;
    RefPtr<SharedWorker> worker = SharedWorker::create(ustringToString(scriptURL), ustringToString(name), window->document(), ec);
    if (ec) {
        setDOMException(exec, ec);
        return JSValue::encode(JSValue());
    }

    return JSValue::encode(asObject(toJS(exec, jsConstructor->globalObject(), worker.release())));
}

开发者ID:mulriple，项目名称:Webkit-Projects，代码行数:26，代码来源:JSSharedWorkerCustom.cpp

示例14: setDOMException

JSValue JSSVGLength::convertToSpecifiedUnits(ExecState* exec)
{
    if (impl()->role() == AnimValRole) {
        setDOMException(exec, NO_MODIFICATION_ALLOWED_ERR);
        return jsUndefined();
    }

    SVGLength& podImp = impl()->propertyReference();

    if (exec->argumentCount() < 1)
        return throwError(exec, createSyntaxError(exec, "Not enough arguments"));

    unsigned short unitType = exec->argument(0).toUInt32(exec);
    if (exec->hadException())
        return jsUndefined();

    ExceptionCode ec = 0;
    SVGLengthContext lengthContext(impl()->contextElement());
    podImp.convertToSpecifiedUnits(unitType, lengthContext, ec);
    if (ec) {
        setDOMException(exec, ec);
        return jsUndefined();
    }

    impl()->commitChange();
    return jsUndefined();
}

开发者ID:CannedFish，项目名称:deepin-webkit，代码行数:27，代码来源:JSSVGLengthCustom.cpp

示例15: objectProtoFuncDefineSetter

EncodedJSValue JSC_HOST_CALL objectProtoFuncDefineSetter(ExecState* exec)
{
    JSValue thisValue = exec->hostThisValue();
    CallData callData;
    if (getCallData(exec->argument(1), callData) == CallTypeNone)
        return throwVMError(exec, createSyntaxError(exec, "invalid setter usage"));
    thisValue.toThisObject(exec)->defineSetter(exec, Identifier(exec, exec->argument(0).toString(exec)), asObject(exec->argument(1)));
    return JSValue::encode(jsUndefined());
}

开发者ID:dankurka，项目名称:webkit_titanium，代码行数:9，代码来源:ObjectPrototype.cpp

示例16: addErrorInfo

JSObject* ProgramExecutable::checkSyntax(ExecState* exec)
{
    int errLine;
    UString errMsg;
    JSGlobalData* globalData = &exec->globalData();
    JSGlobalObject* lexicalGlobalObject = exec->lexicalGlobalObject();
    RefPtr<ProgramNode> programNode = globalData->parser->parse<ProgramNode>(globalData, lexicalGlobalObject->debugger(), exec, m_source, &errLine, &errMsg);
    if (!programNode)
        return addErrorInfo(globalData, createSyntaxError(lexicalGlobalObject, errMsg), errLine, m_source);
    return 0;
}

开发者ID:Treeeater，项目名称:Webkit，代码行数:11，代码来源:Executable.cpp

示例17: regExpProtoFuncCompile

EncodedJSValue JSC_HOST_CALL regExpProtoFuncCompile(ExecState* exec)
{
    JSValue thisValue = exec->hostThisValue();
    if (!thisValue.inherits(&RegExpObject::s_info))
        return throwVMTypeError(exec);

    RegExp* regExp;
    JSValue arg0 = exec->argument(0);
    JSValue arg1 = exec->argument(1);

    if (arg0.isSymbolic() || arg1.isSymbolic()) {
        Statistics::statistics()->accumulate("Concolic::MissingInstrumentation::regExpProtoFuncCompile", 1);
    }
    
    if (arg0.inherits(&RegExpObject::s_info)) {
        if (!arg1.isUndefined())
            return throwVMError(exec, createTypeError(exec, "Cannot supply flags when constructing one RegExp from another."));
        regExp = asRegExpObject(arg0)->regExp();
    } else {
        UString pattern = !exec->argumentCount() ? UString("") : arg0.toString(exec)->value(exec);
        if (exec->hadException())
            return JSValue::encode(jsUndefined());

        RegExpFlags flags = NoFlags;
        if (!arg1.isUndefined()) {
            flags = regExpFlags(arg1.toString(exec)->value(exec));
            if (exec->hadException())
                return JSValue::encode(jsUndefined());
            if (flags == InvalidFlags)
                return throwVMError(exec, createSyntaxError(exec, "Invalid flags supplied to RegExp constructor."));
        }
        regExp = RegExp::create(exec->globalData(), pattern, flags);
    }

    if (!regExp->isValid())
        return throwVMError(exec, createSyntaxError(exec, regExp->errorMessage()));

    asRegExpObject(thisValue)->setRegExp(exec->globalData(), regExp);
    asRegExpObject(thisValue)->setLastIndex(exec, 0);
    return JSValue::encode(jsUndefined());
}

开发者ID:cs-au-dk，项目名称:Artemis，代码行数:41，代码来源:RegExpPrototype.cpp

示例18: throwVMError

EncodedJSValue JSC_HOST_CALL JSWebSocketConstructor::constructJSWebSocket(ExecState* exec)
{
    JSWebSocketConstructor* jsConstructor = static_cast<JSWebSocketConstructor*>(exec->callee());
    ScriptExecutionContext* context = jsConstructor->scriptExecutionContext();
    if (!context)
        return throwVMError(exec, createReferenceError(exec, "WebSocket constructor associated document is unavailable"));

    if (!exec->argumentCount())
        return throwVMError(exec, createSyntaxError(exec, "Not enough arguments"));

    String urlString = ustringToString(exec->argument(0).toString(exec)->value(exec));
    if (exec->hadException())
        return throwVMError(exec, createSyntaxError(exec, "wrong URL"));
    RefPtr<WebSocket> webSocket = WebSocket::create(context);
    ExceptionCode ec = 0;
    if (exec->argumentCount() < 2)
        webSocket->connect(urlString, ec);
    else {
        JSValue protocolsValue = exec->argument(1);
        if (isJSArray(protocolsValue)) {
            Vector<String> protocols;
            JSArray* protocolsArray = asArray(protocolsValue);
            for (unsigned i = 0; i < protocolsArray->length(); ++i) {
                String protocol = ustringToString(protocolsArray->getIndex(i).toString(exec)->value(exec));
                if (exec->hadException())
                    return JSValue::encode(JSValue());
                protocols.append(protocol);
            }
            webSocket->connect(urlString, protocols, ec);
        } else {
            String protocol = ustringToString(protocolsValue.toString(exec)->value(exec));
            if (exec->hadException())
                return JSValue::encode(JSValue());
            webSocket->connect(urlString, protocol, ec);
        }
    }
    setDOMException(exec, ec);
    return JSValue::encode(CREATE_DOM_WRAPPER(exec, jsConstructor->globalObject(), WebSocket, webSocket.get()));
}

开发者ID:CannedFish，项目名称:deepin-webkit，代码行数:39，代码来源:JSWebSocketCustom.cpp

示例19: visit

    boost::any visit( BooleanConstant booleanConstant ) {

        if( currentTokenIs(TokenType::KeywordTrue) )
            booleanConstant->value = true;
        else if( currentTokenIs(TokenType::KeywordFalse) )
            booleanConstant->value = false;
        else
            throw createSyntaxError( "Expected 'true' or 'false'" );

        extractToken();

        return boost::any();
    }

开发者ID:vanderlokken，项目名称:8b，代码行数:13，代码来源:Parser.cpp

示例20: constructRegExp

// ECMA 15.10.4
JSObject* constructRegExp(ExecState* exec, JSGlobalObject* globalObject, const ArgList& args, JSValue newTarget)
{
    JSValue arg0 = args.at(0);
    JSValue arg1 = args.at(1);

    if (arg0.inherits(RegExpObject::info())) {
        if (!arg1.isUndefined())
            return exec->vm().throwException(exec, createTypeError(exec, ASCIILiteral("Cannot supply flags when constructing one RegExp from another.")));
        // If called as a function, this just returns the first argument (see 15.10.3.1).
        if (newTarget != jsUndefined()) {
            RegExp* regExp = static_cast<RegExpObject*>(asObject(arg0))->regExp();

            return RegExpObject::create(exec->vm(), getRegExpStructure(exec, globalObject, newTarget), regExp);
        }
        return asObject(arg0);
    }

    String pattern = arg0.isUndefined() ? emptyString() : arg0.toString(exec)->value(exec);
    if (exec->hadException())
        return 0;

    RegExpFlags flags = NoFlags;
    if (!arg1.isUndefined()) {
        flags = regExpFlags(arg1.toString(exec)->value(exec));
        if (exec->hadException())
            return 0;
        if (flags == InvalidFlags)
            return exec->vm().throwException(exec, createSyntaxError(exec, ASCIILiteral("Invalid flags supplied to RegExp constructor.")));
    }

    VM& vm = exec->vm();
    RegExp* regExp = RegExp::create(vm, pattern, flags);
    if (!regExp->isValid())
        return vm.throwException(exec, createSyntaxError(exec, regExp->errorMessage()));

    return RegExpObject::create(vm, getRegExpStructure(exec, globalObject, newTarget), regExp);
}

开发者ID:jeff-jenness，项目名称:webkit，代码行数:38，代码来源:RegExpConstructor.cpp

注：本文中的createSyntaxError函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。