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C++ ExecState::vm方法代码示例

本文整理汇总了C++中ExecState::vm方法的典型用法代码示例。如果您正苦于以下问题：C++ ExecState::vm方法的具体用法？C++ ExecState::vm怎么用？C++ ExecState::vm使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类ExecState的用法示例。


在下文中一共展示了ExecState::vm方法的15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，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: JSSynchronousGarbageCollectForDebugging

void JSSynchronousGarbageCollectForDebugging(JSContextRef ctx)
{
    if (!ctx)
        return;

    ExecState* exec = toJS(ctx);
    APIEntryShim entryShim(exec);
    exec->vm().heap.collectAllGarbage();
}
开发者ID:3163504123，项目名称:phantomjs，代码行数:9，代码来源:JSBase.cpp

示例2: all

JSValue JSHTMLDocument::all(ExecState& state) const
{
    // If "all" has been overwritten, return the overwritten value
    JSValue v = getDirect(state.vm(), Identifier::fromString(&state, "all"));
    if (v)
        return v;

    return toJS(&state, globalObject(), wrapped().all());
}
开发者ID:hnney，项目名称:webkit，代码行数:9，代码来源:JSHTMLDocumentCustom.cpp

示例3: JSSynchronousGarbageCollectForDebugging

void JSSynchronousGarbageCollectForDebugging(JSContextRef ctx)
{
    if (!ctx)
        return;

    ExecState* exec = toJS(ctx);
    JSLockHolder locker(exec);
    exec->vm().heap.collectAllGarbage();
}
开发者ID:MYSHLIFE，项目名称:webkit，代码行数:9，代码来源:JSBase.cpp

示例4: verify

JSValue JSWebKitSubtleCrypto::verify(ExecState& state)
{
    VM& vm = state.vm();
    auto scope = DECLARE_THROW_SCOPE(vm);

    if (state.argumentCount() < 4)
        return throwException(&state, scope, createNotEnoughArgumentsError(&state));

    auto algorithm = createAlgorithmFromJSValue(state, state.uncheckedArgument(0));
    ASSERT(scope.exception() || algorithm);
    if (!algorithm)
        return jsUndefined();

    auto parameters = JSCryptoAlgorithmDictionary::createParametersForVerify(&state, algorithm->identifier(), state.uncheckedArgument(0));
    ASSERT(scope.exception() || parameters);
    if (!parameters)
        return jsUndefined();

    RefPtr<CryptoKey> key = JSCryptoKey::toWrapped(state.uncheckedArgument(1));
    if (!key)
        return throwTypeError(&state, scope);

    if (!key->allows(CryptoKeyUsageVerify)) {
        wrapped().document()->addConsoleMessage(MessageSource::JS, MessageLevel::Error, ASCIILiteral("Key usages do not include 'verify'"));
        setDOMException(&state, NOT_SUPPORTED_ERR);
        return jsUndefined();
    }

    CryptoOperationData signature;
    auto success = cryptoOperationDataFromJSValue(&state, state.uncheckedArgument(2), signature);
    ASSERT(scope.exception() || success);
    if (!success)
        return jsUndefined();

    CryptoOperationData data;
    success = cryptoOperationDataFromJSValue(&state, state.uncheckedArgument(3), data);
    ASSERT(scope.exception() || success);
    if (!success)
        return jsUndefined();

    RefPtr<DeferredPromise> wrapper = createDeferredPromise(state, domWindow());
    auto promise = wrapper->promise();
    auto successCallback = [wrapper](bool result) mutable {
        wrapper->resolve(result);
    };
    auto failureCallback = [wrapper]() mutable {
        wrapper->reject(nullptr);
    };

    auto result = algorithm->verify(*parameters, *key, signature, data, WTFMove(successCallback), WTFMove(failureCallback));
    if (result.hasException()) {
        propagateException(state, scope, result.releaseException());
        return { };
    }

    return promise;
}
开发者ID:ollie314，项目名称:webkit，代码行数:57，代码来源:JSWebKitSubtleCryptoCustom.cpp

示例5: JSObjectIsConstructor

bool JSObjectIsConstructor(JSContextRef ctx, JSObjectRef object)
{
    ExecState* exec = toJS(ctx);
    VM& vm = exec->vm();
    JSLockHolder locker(vm);
    if (!object)
        return false;
    return toJS(object)->isConstructor(vm);
}
开发者ID:wolfviking0，项目名称:webcl-webkit，代码行数:9，代码来源:JSObjectRef.cpp

示例6: JSContextGetGroup

JSContextGroupRef JSContextGetGroup(JSContextRef ctx)
{
    if (!ctx) {
        ASSERT_NOT_REACHED();
        return 0;
    }
    ExecState* exec = toJS(ctx);
    return toRef(&exec->vm());
}
开发者ID:Metrological，项目名称:qtwebkit，代码行数:9，代码来源:JSContextRef.cpp

示例7: throwTypeError

template<> DictionaryImplName convertDictionary<DictionaryImplName>(ExecState& state, JSValue value)
{
    VM& vm = state.vm();
    auto throwScope = DECLARE_THROW_SCOPE(vm);
    bool isNullOrUndefined = value.isUndefinedOrNull();
    auto* object = isNullOrUndefined ? nullptr : value.getObject();
    if (UNLIKELY(!isNullOrUndefined && !object)) {
        throwTypeError(&state, throwScope);
        return { };
    }
    DictionaryImplName result;
    JSValue boolMemberValue;
    if (isNullOrUndefined)
        boolMemberValue = jsUndefined();
    else {
        boolMemberValue = object->get(&state, Identifier::fromString(&state, "boolMember"));
        RETURN_IF_EXCEPTION(throwScope, { });
    }
    if (!boolMemberValue.isUndefined()) {
        result.boolMember = convert<IDLBoolean>(state, boolMemberValue);
        RETURN_IF_EXCEPTION(throwScope, { });
    }
    JSValue callbackMemberValue;
    if (isNullOrUndefined)
        callbackMemberValue = jsUndefined();
    else {
        callbackMemberValue = object->get(&state, Identifier::fromString(&state, "callbackMember"));
        RETURN_IF_EXCEPTION(throwScope, { });
    }
    if (!callbackMemberValue.isUndefined()) {
        result.callbackMember = convert<IDLCallbackFunction<JSVoidCallback>>(state, callbackMemberValue, *jsCast<JSDOMGlobalObject*>(state.lexicalGlobalObject()));
        RETURN_IF_EXCEPTION(throwScope, { });
    }
    JSValue enumMemberValue;
    if (isNullOrUndefined)
        enumMemberValue = jsUndefined();
    else {
        enumMemberValue = object->get(&state, Identifier::fromString(&state, "enumMember"));
        RETURN_IF_EXCEPTION(throwScope, { });
    }
    if (!enumMemberValue.isUndefined()) {
        result.enumMember = convert<IDLEnumeration<TestStandaloneDictionary::EnumInStandaloneDictionaryFile>>(state, enumMemberValue);
        RETURN_IF_EXCEPTION(throwScope, { });
    }
    JSValue stringMemberValue;
    if (isNullOrUndefined)
        stringMemberValue = jsUndefined();
    else {
        stringMemberValue = object->get(&state, Identifier::fromString(&state, "stringMember"));
        RETURN_IF_EXCEPTION(throwScope, { });
    }
    if (!stringMemberValue.isUndefined()) {
        result.stringMember = convert<IDLDOMString>(state, stringMemberValue);
        RETURN_IF_EXCEPTION(throwScope, { });
    }
    return result;
}
开发者ID:wolfviking0，项目名称:webcl-webkit，代码行数:57，代码来源:JSTestStandaloneDictionary.cpp

示例8: JSSynchronousEdenCollectForDebugging

void JSSynchronousEdenCollectForDebugging(JSContextRef ctx)
{
    if (!ctx)
        return;

    ExecState* exec = toJS(ctx);
    JSLockHolder locker(exec);
    exec->vm().heap.collectSync(CollectionScope::Eden);
}
开发者ID:caiolima，项目名称:webkit，代码行数:9，代码来源:JSBase.cpp

示例9: wrapKey

JSValue JSWebKitSubtleCrypto::wrapKey(ExecState& state)
{
    VM& vm = state.vm();
    auto scope = DECLARE_THROW_SCOPE(vm);

    if (state.argumentCount() < 4)
        return throwException(&state, scope, createNotEnoughArgumentsError(&state));

    auto keyFormat = cryptoKeyFormatFromJSValue(state, scope, state.uncheckedArgument(0));
    RETURN_IF_EXCEPTION(scope, { });

    RefPtr<CryptoKey> key = JSCryptoKey::toWrapped(vm, state.uncheckedArgument(1));
    if (!key)
        return throwTypeError(&state, scope);

    RefPtr<CryptoKey> wrappingKey = JSCryptoKey::toWrapped(vm, state.uncheckedArgument(2));
    if (!key)
        return throwTypeError(&state, scope);

    if (!wrappingKey->allows(CryptoKeyUsageWrapKey)) {
        wrapped().document()->addConsoleMessage(MessageSource::JS, MessageLevel::Error, ASCIILiteral("Key usages do not include 'wrapKey'"));
        throwNotSupportedError(state, scope);
        return jsUndefined();
    }

    auto algorithm = createAlgorithmFromJSValue(state, scope, state.uncheckedArgument(3));
    RETURN_IF_EXCEPTION(scope, { });

    auto parameters = JSCryptoAlgorithmDictionary::createParametersForEncrypt(state, scope, algorithm->identifier(), state.uncheckedArgument(3));
    RETURN_IF_EXCEPTION(scope, { });

    RefPtr<DeferredPromise> wrapper = createDeferredPromise(state, domWindow());
    auto promise = wrapper->promise();

    auto exportSuccessCallback = [keyFormat, algorithm, parameters, wrappingKey, wrapper](const Vector<uint8_t>& exportedKeyData) mutable {
        auto encryptSuccessCallback = [wrapper](const Vector<uint8_t>& encryptedData) mutable {
            fulfillPromiseWithArrayBuffer(wrapper.releaseNonNull(), encryptedData.data(), encryptedData.size());
        };
        auto encryptFailureCallback = [wrapper]() mutable {
        wrapper->reject(); // FIXME: This should reject with an Exception.
        };
        auto result = algorithm->encryptForWrapKey(*parameters, *wrappingKey, std::make_pair(exportedKeyData.data(), exportedKeyData.size()), WTFMove(encryptSuccessCallback), WTFMove(encryptFailureCallback));
        if (result.hasException()) {
            // FIXME: Report failure details to console, and possibly to calling script once there is a standardized way to pass errors to WebCrypto promise reject functions.
            wrapper->reject(); // FIXME: This should reject with an Exception.
        }
    };

    auto exportFailureCallback = [wrapper]() mutable {
        wrapper->reject(); // FIXME: This should reject with an Exception.
    };

    WebCore::exportKey(state, keyFormat, *key, WTFMove(exportSuccessCallback), WTFMove(exportFailureCallback));

    return promise;
}
开发者ID:caiolima，项目名称:webkit，代码行数:56，代码来源:JSWebKitSubtleCryptoCustom.cpp

示例10: MessageEvent

inline MessageEvent::MessageEvent(ExecState& state, const AtomicString& type, Init&& initializer, IsTrusted isTrusted)
    : Event(type, initializer, isTrusted)
    , m_dataType(DataTypeScriptValue)
    , m_dataAsScriptValue(state.vm(), initializer.data)
    , m_origin(initializer.origin)
    , m_lastEventId(initializer.lastEventId)
    , m_source(WTFMove(initializer.source))
    , m_ports(WTFMove(initializer.ports))
{
}
开发者ID:，项目名称:，代码行数:10，代码来源:

示例11: JSSynchronousGarbageCollectForDebugging

void JSSynchronousGarbageCollectForDebugging(JSContextRef ctx)
{
    if (!ctx)
        return;

    ExecState* exec = toJS(ctx);
    VM& vm = exec->vm();
    JSLockHolder locker(vm);
    vm.heap.collectNow(Sync, CollectionScope::Full);
}
开发者ID:wolfviking0，项目名称:webcl-webkit，代码行数:10，代码来源:JSBase.cpp

示例12: JSReportExtraMemoryCost

void JSReportExtraMemoryCost(JSContextRef ctx, size_t size)
{
    if (!ctx) {
        ASSERT_NOT_REACHED();
        return;
    }
    ExecState* exec = toJS(ctx);
    APIEntryShim entryShim(exec);
    exec->vm().heap.reportExtraMemoryCost(size);
}
开发者ID:，项目名称:，代码行数:10，代码来源:

示例13: JSGlobalContextRetain

JSGlobalContextRef JSGlobalContextRetain(JSGlobalContextRef ctx)
{
    ExecState* exec = toJS(ctx);
    JSLockHolder locker(exec);

    VM& vm = exec->vm();
    gcProtect(exec->vmEntryGlobalObject());
    vm.ref();
    return ctx;
}
开发者ID:Comcast，项目名称:WebKitForWayland，代码行数:10，代码来源:JSContextRef.cpp

示例14: JSObjectMakeFunctionWithCallback

JSObjectRef JSObjectMakeFunctionWithCallback(JSContextRef ctx, JSStringRef name, JSObjectCallAsFunctionCallback callAsFunction)
{
    if (!ctx) {
        ASSERT_NOT_REACHED();
        return 0;
    }
    ExecState* exec = toJS(ctx);
    JSLockHolder locker(exec);
    return toRef(JSCallbackFunction::create(exec->vm(), exec->lexicalGlobalObject(), callAsFunction, name ? name->string() : ASCIILiteral("anonymous")));
}
开发者ID:valbok，项目名称:WebKitForWayland，代码行数:10，代码来源:JSObjectRef.cpp

示例15: JSReportExtraMemoryCost

void JSReportExtraMemoryCost(JSContextRef ctx, size_t size)
{
    if (!ctx) {
        ASSERT_NOT_REACHED();
        return;
    }
    ExecState* exec = toJS(ctx);
    JSLockHolder locker(exec);
    exec->vm().heap.reportExtraMemoryCost(size);
}
开发者ID:AndriyKalashnykov，项目名称:webkit，代码行数:10，代码来源:JSBase.cpp


注：本文中的ExecState::vm方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，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。