1 files changed, 40 insertions, 0 deletions
diff --git a/deps/v8/third_party/antlr4/runtime/Cpp/runtime/src/tree/xpath/XPathElement.h b/deps/v8/third_party/antlr4/runtime/Cpp/runtime/src/tree/xpath/XPathElement.h
new file mode 100644
index 0000000000..bf3ccb5fc7
--- /dev/null
+++ b/deps/v8/third_party/antlr4/runtime/Cpp/runtime/src/tree/xpath/XPathElement.h
@@ -0,0 +1,40 @@
+/* Copyright (c) 2012-2017 The ANTLR Project. All rights reserved.
+ * Use of this file is governed by the BSD 3-clause license that
+ * can be found in the LICENSE.txt file in the project root.
+ */
+
+#pragma once
+
+#include "antlr4-common.h"
+
+namespace antlr4 {
+namespace tree {
+class ParseTree;
+
+namespace xpath {
+
+class ANTLR4CPP_PUBLIC XPathElement {
+ public:
+  /// Construct element like {@code /ID} or {@code ID} or {@code /*} etc...
+  ///  op is null if just node
+  XPathElement(const std::string& nodeName);
+  XPathElement(XPathElement const&) = default;
+  virtual ~XPathElement();
+
+  XPathElement& operator=(XPathElement const&) = default;
+
+  /// Given tree rooted at {@code t} return all nodes matched by this path
+  /// element.
+  virtual std::vector<ParseTree*> evaluate(ParseTree* t);
+  virtual std::string toString() const;
+
+  void setInvert(bool value);
+
+ protected:
+  std::string _nodeName;
+  bool _invert = false;
+};
+
+}  // namespace xpath
+}  // namespace tree
+}  // namespace antlr4