2 * Copyright (C) 2011 Julien Chaffraix <jchaffraix@webkit.org>
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
13 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
14 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
15 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
16 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
17 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
18 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
19 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 #include "JSXPathResult.h"
29 #include "JSDOMBinding.h"
30 #include "XPathResult.h"
31 #include "XPathValue.h"
37 void JSXPathResult::visitChildren(JSCell* cell, SlotVisitor& visitor)
39 JSXPathResult* thisObject = jsCast<JSXPathResult*>(cell);
40 ASSERT_GC_OBJECT_INHERITS(thisObject, &s_info);
41 COMPILE_ASSERT(StructureFlags & OverridesVisitChildren, OverridesVisitChildrenWithoutSettingFlag);
42 ASSERT(thisObject->structure()->typeInfo().overridesVisitChildren());
43 Base::visitChildren(thisObject, visitor);
45 const XPath::Value& xpathValue = thisObject->impl()->value();
46 if (xpathValue.isNodeSet()) {
47 const XPath::NodeSet& nodesToMark = xpathValue.toNodeSet();
48 for (size_t i = 0; i < nodesToMark.size(); ++i) {
49 Node* node = nodesToMark[i];
50 visitor.addOpaqueRoot(root(node));
55 } // namespace WebCore