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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /dom/xslt/xpath/txNamedAttributeStep.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'dom/xslt/xpath/txNamedAttributeStep.cpp')
-rw-r--r--dom/xslt/xpath/txNamedAttributeStep.cpp64
1 files changed, 64 insertions, 0 deletions
diff --git a/dom/xslt/xpath/txNamedAttributeStep.cpp b/dom/xslt/xpath/txNamedAttributeStep.cpp
new file mode 100644
index 000000000..e042b37af
--- /dev/null
+++ b/dom/xslt/xpath/txNamedAttributeStep.cpp
@@ -0,0 +1,64 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "nsIAtom.h"
+#include "txIXPathContext.h"
+#include "txNodeSet.h"
+#include "txExpr.h"
+#include "txXPathTreeWalker.h"
+
+txNamedAttributeStep::txNamedAttributeStep(int32_t aNsID,
+ nsIAtom* aPrefix,
+ nsIAtom* aLocalName)
+ : mNamespace(aNsID),
+ mPrefix(aPrefix),
+ mLocalName(aLocalName)
+{
+}
+
+nsresult
+txNamedAttributeStep::evaluate(txIEvalContext* aContext,
+ txAExprResult** aResult)
+{
+ *aResult = nullptr;
+
+ RefPtr<txNodeSet> nodes;
+ nsresult rv = aContext->recycler()->getNodeSet(getter_AddRefs(nodes));
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ txXPathTreeWalker walker(aContext->getContextNode());
+ if (walker.moveToNamedAttribute(mLocalName, mNamespace)) {
+ rv = nodes->append(walker.getCurrentPosition());
+ NS_ENSURE_SUCCESS(rv, rv);
+ }
+ NS_ADDREF(*aResult = nodes);
+
+ return NS_OK;
+}
+
+TX_IMPL_EXPR_STUBS_0(txNamedAttributeStep, NODESET_RESULT)
+
+bool
+txNamedAttributeStep::isSensitiveTo(ContextSensitivity aContext)
+{
+ return !!(aContext & NODE_CONTEXT);
+}
+
+#ifdef TX_TO_STRING
+void
+txNamedAttributeStep::toString(nsAString& aDest)
+{
+ aDest.Append(char16_t('@'));
+ if (mPrefix) {
+ nsAutoString prefix;
+ mPrefix->ToString(prefix);
+ aDest.Append(prefix);
+ aDest.Append(char16_t(':'));
+ }
+ nsAutoString localName;
+ mLocalName->ToString(localName);
+ aDest.Append(localName);
+}
+#endif