deps: update V8 to 6.7.288.43

PR-URL: https://github.com/nodejs/node/pull/19989
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Matheus Marchini <matheus@sthima.com>
Reviewed-By: Gus Caplan <me@gus.host>
Reviewed-By: Myles Borins <myles.borins@gmail.com>

1 files changed, 58 insertions, 0 deletions

diff --git a/deps/v8/third_party/antlr4/runtime/Cpp/runtime/src/tree/ParseTreeVisitor.h b/deps/v8/third_party/antlr4/runtime/Cpp/runtime/src/tree/ParseTreeVisitor.h
new file mode 100644
index 0000000000..c331537b38
--- /dev/null
+++ b/deps/v8/third_party/antlr4/runtime/Cpp/runtime/src/tree/ParseTreeVisitor.h
@@ -0,0 +1,58 @@
+/* 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 "support/Any.h"
+
+namespace antlr4 {
+namespace tree {
+
+/// <summary>
+/// This interface defines the basic notion of a parse tree visitor. Generated
+/// visitors implement this interface and the {@code XVisitor} interface for
+/// grammar {@code X}.
+/// </summary>
+/// @param <T> The return type of the visit operation. Use <seealso
+/// cref="Void"/> for operations with no return type. </param>
+// ml: no template parameter here, to avoid the need for virtual template
+// functions. Instead we have our Any class.
+class ANTLR4CPP_PUBLIC ParseTreeVisitor {
+ public:
+  virtual ~ParseTreeVisitor();
+
+  /// <summary>
+  /// Visit a parse tree, and return a user-defined result of the operation.
+  /// </summary>
+  /// <param name="tree"> The <seealso cref="ParseTree"/> to visit. </param>
+  /// <returns> The result of visiting the parse tree. </returns>
+  virtual antlrcpp::Any visit(ParseTree* tree) = 0;
+
+  /// <summary>
+  /// Visit the children of a node, and return a user-defined result of the
+  /// operation.
+  /// </summary>
+  /// <param name="node"> The <seealso cref="ParseTree"/> whose children should
+  /// be visited. </param> <returns> The result of visiting the children of the
+  /// node. </returns>
+  virtual antlrcpp::Any visitChildren(ParseTree* node) = 0;
+
+  /// <summary>
+  /// Visit a terminal node, and return a user-defined result of the operation.
+  /// </summary>
+  /// <param name="node"> The <seealso cref="TerminalNode"/> to visit. </param>
+  /// <returns> The result of visiting the node. </returns>
+  virtual antlrcpp::Any visitTerminal(TerminalNode* node) = 0;
+
+  /// <summary>
+  /// Visit an error node, and return a user-defined result of the operation.
+  /// </summary>
+  /// <param name="node"> The <seealso cref="ErrorNode"/> to visit. </param>
+  /// <returns> The result of visiting the node. </returns>
+  virtual antlrcpp::Any visitErrorNode(ErrorNode* node) = 0;
+};
+
+}  // namespace tree
+}  // namespace antlr4