Intermediate changes

1 files changed, 34 insertions, 0 deletions

diff --git a/contrib/libs/antlr4_cpp_runtime/src/atn/DecisionState.h b/contrib/libs/antlr4_cpp_runtime/src/atn/DecisionState.h
new file mode 100644
index 0000000000..b7341ac6c9
--- /dev/null
+++ b/contrib/libs/antlr4_cpp_runtime/src/atn/DecisionState.h
@@ -0,0 +1,34 @@
+/* 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/ATNState.h"
+
+namespace antlr4 {
+namespace atn {
+
+  class ANTLR4CPP_PUBLIC DecisionState : public ATNState {
+  public:
+    static bool is(const ATNState &atnState) {
+      const auto stateType = atnState.getStateType();
+      return (stateType >= ATNStateType::BLOCK_START && stateType <= ATNStateType::TOKEN_START) ||
+              stateType == ATNStateType::PLUS_LOOP_BACK ||
+              stateType == ATNStateType::STAR_LOOP_ENTRY;
+    }
+
+    static bool is(const ATNState *atnState) { return atnState != nullptr && is(*atnState); }
+
+    int decision = -1;
+    bool nonGreedy = false;
+
+    virtual std::string toString() const override;
+
+  protected:
+    using ATNState::ATNState;
+  };
+
+} // namespace atn
+} // namespace antlr4