1 files changed, 59 insertions, 0 deletions
diff --git a/deps/v8/third_party/antlr4/runtime/Cpp/runtime/src/atn/LexerSkipAction.h b/deps/v8/third_party/antlr4/runtime/Cpp/runtime/src/atn/LexerSkipAction.h
new file mode 100644
index 0000000000..3cfe0e6444
--- /dev/null
+++ b/deps/v8/third_party/antlr4/runtime/Cpp/runtime/src/atn/LexerSkipAction.h
@@ -0,0 +1,59 @@
+/* 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 "atn/LexerAction.h"
+#include "atn/LexerActionType.h"
+
+namespace antlr4 {
+namespace atn {
+
+/// <summary>
+/// Implements the {@code skip} lexer action by calling <seealso
+/// cref="Lexer#skip"/>.
+///
+/// <para>The {@code skip} command does not have any parameters, so this action
+/// is implemented as a singleton instance exposed by <seealso
+/// cref="#INSTANCE"/>.</para>
+///
+/// @author Sam Harwell
+/// @since 4.2
+/// </summary>
+class ANTLR4CPP_PUBLIC LexerSkipAction final : public LexerAction {
+ public:
+  /// Provides a singleton instance of this parameterless lexer action.
+  static const Ref<LexerSkipAction> getInstance();
+
+  /// <summary>
+  /// {@inheritDoc} </summary>
+  /// <returns> This method returns <seealso cref="LexerActionType#SKIP"/>.
+  /// </returns>
+  virtual LexerActionType getActionType() const override;
+
+  /// <summary>
+  /// {@inheritDoc} </summary>
+  /// <returns> This method returns {@code false}. </returns>
+  virtual bool isPositionDependent() const override;
+
+  /// <summary>
+  /// {@inheritDoc}
+  ///
+  /// <para>This action is implemented by calling <seealso
+  /// cref="Lexer#skip"/>.</para>
+  /// </summary>
+  virtual void execute(Lexer* lexer) override;
+
+  virtual size_t hashCode() const override;
+  virtual bool operator==(const LexerAction& obj) const override;
+  virtual std::string toString() const override;
+
+ private:
+  /// Constructs the singleton instance of the lexer {@code skip} command.
+  LexerSkipAction();
+};
+
+}  // namespace atn
+}  // namespace antlr4