JSValue* JSXPathResult::getValueProperty(ExecState* exec, int token) const
{
switch (token) {
case ResultTypeAttrNum: {
XPathResult* imp = static_cast<XPathResult*>(impl());
return jsNumber(imp->resultType());
}
case NumberValueAttrNum: {
ExceptionCode ec = 0;
XPathResult* imp = static_cast<XPathResult*>(impl());
KJS::JSValue* result = jsNumber(imp->numberValue(ec));
setDOMException(exec, ec);
return result;
}
case StringValueAttrNum: {
ExceptionCode ec = 0;
XPathResult* imp = static_cast<XPathResult*>(impl());
KJS::JSValue* result = jsString(imp->stringValue(ec));
setDOMException(exec, ec);
return result;
}
case BooleanValueAttrNum: {
ExceptionCode ec = 0;
XPathResult* imp = static_cast<XPathResult*>(impl());
KJS::JSValue* result = jsBoolean(imp->booleanValue(ec));
setDOMException(exec, ec);
return result;
}
case SingleNodeValueAttrNum: {
ExceptionCode ec = 0;
XPathResult* imp = static_cast<XPathResult*>(impl());
KJS::JSValue* result = toJS(exec, WTF::getPtr(imp->singleNodeValue(ec)));
setDOMException(exec, ec);
return result;
}
case InvalidIteratorStateAttrNum: {
XPathResult* imp = static_cast<XPathResult*>(impl());
return jsBoolean(imp->invalidIteratorState());
}
case SnapshotLengthAttrNum: {
ExceptionCode ec = 0;
XPathResult* imp = static_cast<XPathResult*>(impl());
KJS::JSValue* result = jsNumber(imp->snapshotLength(ec));
setDOMException(exec, ec);
return result;
}
case ConstructorAttrNum:
return getConstructor(exec);
}
return 0;
}
JSValue jsXPathResultNumberValue(ExecState* exec, JSValue slotBase, const Identifier&)
{
JSXPathResult* castedThis = static_cast<JSXPathResult*>(asObject(slotBase));
ExceptionCode ec = 0;
XPathResult* imp = static_cast<XPathResult*>(castedThis->impl());
JSC::JSValue result = jsNumber(imp->numberValue(ec));
setDOMException(exec, ec);
return result;
}
static v8::Handle<v8::Value> numberValueAttrGetter(v8::Local<v8::String> name, const v8::AccessorInfo& info)
{
INC_STATS("DOM.XPathResult.numberValue._get");
XPathResult* imp = V8XPathResult::toNative(info.Holder());
ExceptionCode ec = 0;
double v = imp->numberValue(ec);
if (UNLIKELY(ec)) {
V8Proxy::setDOMException(ec);
return v8::Handle<v8::Value>();
}
return v8::Number::New(v);
}
void MainThreadDebugger::xpathSelectorCallback(
const v8::FunctionCallbackInfo<v8::Value>& info) {
if (info.Length() < 1)
return;
String selector = toCoreStringWithUndefinedOrNullCheck(info[0]);
if (selector.isEmpty())
return;
Node* node = secondArgumentAsNode(info);
if (!node || !node->isContainerNode())
return;
ExceptionState exceptionState(ExceptionState::ExecutionContext, "$x",
"CommandLineAPI", info.Holder(),
info.GetIsolate());
XPathResult* result = XPathEvaluator::create()->evaluate(
selector, node, nullptr, XPathResult::kAnyType, ScriptValue(),
exceptionState);
if (exceptionState.hadException() || !result)
return;
if (result->resultType() == XPathResult::kNumberType) {
info.GetReturnValue().Set(toV8(result->numberValue(exceptionState),
info.Holder(), info.GetIsolate()));
} else if (result->resultType() == XPathResult::kStringType) {
info.GetReturnValue().Set(toV8(result->stringValue(exceptionState),
info.Holder(), info.GetIsolate()));
} else if (result->resultType() == XPathResult::kBooleanType) {
info.GetReturnValue().Set(toV8(result->booleanValue(exceptionState),
info.Holder(), info.GetIsolate()));
} else {
v8::Isolate* isolate = info.GetIsolate();
v8::Local<v8::Context> context = isolate->GetCurrentContext();
v8::Local<v8::Array> nodes = v8::Array::New(isolate);
size_t index = 0;
while (Node* node = result->iterateNext(exceptionState)) {
if (exceptionState.hadException())
return;
if (!createDataPropertyInArray(
context, nodes, index++,
toV8(node, info.Holder(), info.GetIsolate()))
.FromMaybe(false))
return;
}
info.GetReturnValue().Set(nodes);
}
}