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27 #include "JSNamedNodeMap.h"
32 #include "NamedNodeMap.h"
38 bool JSNamedNodeMap::canGetItemsForName(ExecState*, NamedNodeMap* impl, const Identifier& propertyName)
40 return impl->getNamedItem(identifierToString(propertyName));
43 JSValue JSNamedNodeMap::nameGetter(ExecState* exec, JSValue slotBase, const Identifier& propertyName)
45 JSNamedNodeMap* thisObj = static_cast<JSNamedNodeMap*>(asObject(slotBase));
46 return toJS(exec, thisObj->globalObject(), thisObj->impl()->getNamedItem(identifierToString(propertyName)));
49 void JSNamedNodeMap::visitChildren(JSCell* cell, SlotVisitor& visitor)
51 JSNamedNodeMap* thisObject = jsCast<JSNamedNodeMap*>(cell);
52 ASSERT_GC_OBJECT_INHERITS(thisObject, &s_info);
53 COMPILE_ASSERT(StructureFlags & OverridesVisitChildren, OverridesVisitChildrenWithoutSettingFlag);
54 ASSERT(thisObject->structure()->typeInfo().overridesVisitChildren());
55 Base::visitChildren(thisObject, visitor);
57 // We need to keep the wrapper for our underlying NamedNodeMap's element
58 // alive because NamedNodeMap and Attr rely on the element for data, and
59 // don't know how to keep it alive correctly.
60 // FIXME: Fix this lifetime issue in the DOM, and remove this.
61 Element* element = thisObject->impl()->element();
64 visitor.addOpaqueRoot(root(element));
67 } // namespace WebCore