void WebCLKernel::setArg(unsigned index, const ScriptValue& value, ExceptionState& es)
{
v8::Isolate* isolate = value.isolate();
v8::Handle<v8::Value> object(value.v8Value());
if (V8WebCLMemoryObject::hasInstance(object, isolate)) {
WebCLMemoryObject* memoryObject;
memoryObject = V8WebCLMemoryObject::toImplWithTypeCheck(isolate, object);
setArg(index, memoryObject, es);
return;
}
if (V8WebCLSampler::hasInstance(object, isolate)) {
WebCLSampler* sampler;
sampler = V8WebCLSampler::toImplWithTypeCheck(isolate, object);
setArg(index, sampler, es);
return;
}
if (V8ArrayBufferView::hasInstance(object, isolate)) {
DOMArrayBufferView* arrayBufferView;
arrayBufferView = object->IsArrayBufferView() ? V8ArrayBufferView::toImpl(v8::Handle<v8::ArrayBufferView>::Cast(object)) : 0;
setArg(index, arrayBufferView, es);
return;
}
es.throwWebCLException(WebCLException::INVALID_ARG_VALUE, WebCLException::invalidArgValueMessage);
}
ScriptPromise::ScriptPromise(const ScriptValue& value)
{
if (value.hasNoValue())
return;
v8::Local<v8::Value> v8Value(value.v8Value());
v8::Isolate* isolate = value.isolate();
if (V8PromiseCustom::isPromise(v8Value, isolate)) {
m_promise = value;
return;
}
m_promise = ScriptValue(V8PromiseCustom::toPromise(v8Value, isolate), isolate);
}
ScriptValue call(ScriptValue v) override
{
RefPtr<ReadingContext> readingContext(m_readingContext);
if (!readingContext)
return v;
bool done;
v8::Local<v8::Value> item = v.v8Value();
ASSERT(item->IsObject());
v8::Local<v8::Value> value = v8CallOrCrash(v8UnpackIteratorResult(v.getScriptState(), item.As<v8::Object>(), &done));
if (done) {
readingContext->onReadDone();
return v;
}
if (!V8Uint8Array::hasInstance(value, v.isolate())) {
readingContext->onRejected();
return ScriptValue();
}
readingContext->onRead(V8Uint8Array::toImpl(value.As<v8::Object>()));
return v;
}
ScriptPromise ScriptPromise::cast(const ScriptValue& value)
{
if (value.isEmpty())
return ScriptPromise();
v8::Local<v8::Value> v8Value(value.v8Value());
v8::Isolate* isolate = value.isolate();
if (V8PromiseCustom::isPromise(v8Value, isolate) || v8Value->IsPromise()) {
return ScriptPromise(value.scriptState(), v8Value);
}
if (RuntimeEnabledFeatures::scriptPromiseOnV8PromiseEnabled()) {
v8::Local<v8::Promise::Resolver> resolver = v8::Promise::Resolver::New(isolate);
if (resolver.IsEmpty()) {
// The Promise constructor may return an empty value, for example
// when the stack is exhausted.
return ScriptPromise();
}
resolver->Resolve(v8Value);
return ScriptPromise(value.scriptState(), resolver->GetPromise());
}
return ScriptPromise(value.scriptState(), V8PromiseCustom::toPromise(v8Value, isolate));
}
void ForeignFetchRespondWithObserver::responseWasFulfilled(
const ScriptValue& value) {
ASSERT(getExecutionContext());
ExceptionState exceptionState(value.isolate(), ExceptionState::UnknownContext,
"ForeignFetchEvent", "respondWith");
ForeignFetchResponse foreignFetchResponse =
ScriptValue::to<ForeignFetchResponse>(toIsolate(getExecutionContext()),
value, exceptionState);
if (exceptionState.hadException()) {
exceptionState.clearException();
responseWasRejected(WebServiceWorkerResponseErrorNoForeignFetchResponse);
return;
}
Response* response = foreignFetchResponse.response();
const FetchResponseData* internalResponse = response->response();
const bool isOpaque =
internalResponse->getType() == FetchResponseData::OpaqueType ||
internalResponse->getType() == FetchResponseData::OpaqueRedirectType;
if (internalResponse->getType() != FetchResponseData::DefaultType)
internalResponse = internalResponse->internalResponse();
if (!foreignFetchResponse.hasOrigin()) {
if (foreignFetchResponse.hasHeaders() &&
!foreignFetchResponse.headers().isEmpty()) {
responseWasRejected(
WebServiceWorkerResponseErrorForeignFetchHeadersWithoutOrigin);
return;
}
// If response isn't already opaque, make it opaque.
if (!isOpaque) {
FetchResponseData* opaqueData =
internalResponse->createOpaqueFilteredResponse();
response = Response::create(getExecutionContext(), opaqueData);
}
} else if (m_requestOrigin->toString() != foreignFetchResponse.origin()) {
responseWasRejected(
WebServiceWorkerResponseErrorForeignFetchMismatchedOrigin);
return;
} else if (!isOpaque) {
HTTPHeaderSet headers;
if (foreignFetchResponse.hasHeaders()) {
for (const String& header : foreignFetchResponse.headers())
headers.add(header);
if (response->response()->getType() == FetchResponseData::CORSType) {
const HTTPHeaderSet& existingHeaders =
response->response()->corsExposedHeaderNames();
HTTPHeaderSet headersToRemove;
for (HTTPHeaderSet::iterator it = headers.begin(); it != headers.end();
++it) {
if (!existingHeaders.contains(*it))
headersToRemove.add(*it);
}
headers.removeAll(headersToRemove);
}
}
FetchResponseData* responseData =
internalResponse->createCORSFilteredResponse(headers);
response = Response::create(getExecutionContext(), responseData);
}
RespondWithObserver::responseWasFulfilled(
ScriptValue::from(value.getScriptState(), response));
}
