v8::Handle<v8::Value> V8HTMLAllCollection::callAsFunctionCallback(const v8::Arguments& args) { INC_STATS("DOM.HTMLAllCollection.callAsFunction()"); if (args.Length() < 1) return v8::Undefined(); HTMLAllCollection* imp = V8HTMLAllCollection::toNative(args.Holder()); if (args.Length() == 1) return getItem(imp, args[0]); // If there is a second argument it is the index of the item we want. String name = toWebCoreString(args[0]); v8::Local<v8::Uint32> index = args[1]->ToArrayIndex(); if (index.IsEmpty()) return v8::Undefined(); unsigned current = index->Uint32Value(); Node* node = imp->namedItem(name); while (node) { if (!current) return toV8(node); node = imp->nextNamedItem(name); current--; } return v8::Undefined(); }
// HTMLAllCollections are strange objects, they support both get and call. static EncodedJSValue JSC_HOST_CALL callHTMLAllCollection(ExecState* exec) { if (exec->argumentCount() < 1) return JSValue::encode(jsUndefined()); // Do not use thisObj here. It can be the JSHTMLDocument, in the document.forms(i) case. JSHTMLAllCollection* jsCollection = static_cast<JSHTMLAllCollection*>(exec->callee()); HTMLAllCollection* collection = static_cast<HTMLAllCollection*>(jsCollection->impl()); // Also, do we need the TypeError test here ? if (exec->argumentCount() == 1) { // Support for document.all(<index>) etc. bool ok; UString string = exec->argument(0).toString(exec); unsigned index = Identifier::toUInt32(string, ok); if (ok) return JSValue::encode(toJS(exec, jsCollection->globalObject(), collection->item(index))); // Support for document.images('<name>') etc. return JSValue::encode(getNamedItems(exec, jsCollection, Identifier(exec, string))); } // The second arg, if set, is the index of the item we want bool ok; UString string = exec->argument(0).toString(exec); unsigned index = Identifier::toUInt32(exec->argument(1).toString(exec), ok); if (ok) { AtomicString pstr = ustringToAtomicString(string); Node* node = collection->namedItem(pstr); while (node) { if (!index) return JSValue::encode(toJS(exec, jsCollection->globalObject(), node)); node = collection->nextNamedItem(pstr); --index; } } return JSValue::encode(jsUndefined()); }