JSHTMLAllCollectionCustom.cpp [plain text]
#include "config.h"
#include "JSHTMLAllCollection.h"
#include "HTMLAllCollection.h"
#include "JSNode.h"
#include "JSNodeList.h"
#include "StaticNodeList.h"
#include <runtime/IdentifierInlines.h>
using namespace JSC;
namespace WebCore {
static JSValue namedItems(ExecState* exec, JSHTMLAllCollection* collection, PropertyName propertyName)
{
Vector<Ref<Element>> namedItems = collection->impl().namedItems(propertyNameToAtomicString(propertyName));
if (namedItems.isEmpty())
return jsUndefined();
if (namedItems.size() == 1)
return toJS(exec, collection->globalObject(), namedItems[0].ptr());
return toJS(exec, collection->globalObject(), StaticElementList::adopt(namedItems).get());
}
static EncodedJSValue JSC_HOST_CALL callHTMLAllCollection(ExecState* exec)
{
if (exec->argumentCount() < 1)
return JSValue::encode(jsUndefined());
JSHTMLAllCollection* jsCollection = jsCast<JSHTMLAllCollection*>(exec->callee());
HTMLAllCollection& collection = jsCollection->impl();
if (exec->argumentCount() == 1) {
String string = exec->argument(0).toString(exec)->value(exec);
if (Optional<uint32_t> index = parseIndex(*string.impl()))
return JSValue::encode(toJS(exec, jsCollection->globalObject(), collection.item(index.value())));
return JSValue::encode(namedItems(exec, jsCollection, Identifier::fromString(exec, string)));
}
String string = exec->argument(0).toString(exec)->value(exec);
if (Optional<uint32_t> index = parseIndex(*exec->argument(1).toWTFString(exec).impl())) {
if (auto* item = collection.namedItemWithIndex(string, index.value()))
return JSValue::encode(toJS(exec, jsCollection->globalObject(), item));
}
return JSValue::encode(jsUndefined());
}
CallType JSHTMLAllCollection::getCallData(JSCell*, CallData& callData)
{
callData.native.function = callHTMLAllCollection;
return CallTypeHost;
}
bool JSHTMLAllCollection::canGetItemsForName(ExecState*, HTMLAllCollection* collection, PropertyName propertyName)
{
return collection->hasNamedItem(propertyNameToAtomicString(propertyName));
}
EncodedJSValue JSHTMLAllCollection::nameGetter(ExecState* exec, JSObject* slotBase, EncodedJSValue, PropertyName propertyName)
{
JSHTMLAllCollection* thisObj = jsCast<JSHTMLAllCollection*>(slotBase);
return JSValue::encode(namedItems(exec, thisObj, propertyName));
}
JSValue JSHTMLAllCollection::item(ExecState* exec)
{
if (Optional<uint32_t> index = parseIndex(*exec->argument(0).toString(exec)->value(exec).impl()))
return toJS(exec, globalObject(), impl().item(index.value()));
return namedItems(exec, this, Identifier::fromString(exec, exec->argument(0).toString(exec)->value(exec)));
}
JSValue JSHTMLAllCollection::namedItem(ExecState* exec)
{
JSValue value = namedItems(exec, this, Identifier::fromString(exec, exec->argument(0).toString(exec)->value(exec)));
return value.isUndefined() ? jsNull() : value;
}
}