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& state, JSHTMLAllCollection* collection, PropertyName propertyName)
{
Vector<Ref<Element>> namedItems = collection->wrapped().namedItems(propertyNameToAtomicString(propertyName));
if (namedItems.isEmpty())
return jsUndefined();
if (namedItems.size() == 1)
return toJS(&state, collection->globalObject(), namedItems[0]);
return toJS(&state, collection->globalObject(), StaticElementList::create(WTFMove(namedItems)));
}
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->wrapped();
if (exec->argumentCount() == 1) {
String string = exec->argument(0).toString(exec)->value(exec);
if (exec->hadException())
return JSValue::encode(jsUndefined());
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 (exec->hadException())
return JSValue::encode(jsUndefined());
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 CallType::Host;
}
bool JSHTMLAllCollection::nameGetter(ExecState* state, PropertyName propertyName, JSValue& value)
{
JSValue items = namedItems(*state, this, propertyName);
if (items.isUndefined())
return false;
value = items;
return true;
}
JSValue JSHTMLAllCollection::item(ExecState& state)
{
if (Optional<uint32_t> index = parseIndex(*state.argument(0).toString(&state)->value(&state).impl()))
return toJS(&state, globalObject(), wrapped().item(index.value()));
return namedItems(state, this, Identifier::fromString(&state, state.argument(0).toString(&state)->value(&state)));
}
JSValue JSHTMLAllCollection::namedItem(ExecState& state)
{
JSValue value = namedItems(state, this, Identifier::fromString(&state, state.argument(0).toString(&state)->value(&state)));
return value.isUndefined() ? jsNull() : value;
}
}