add antlr

lib/antlr4/include/atn/PrecedencePredicateTransition.h

@@ -0,0 +1,29 @@
+/* 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/AbstractPredicateTransition.h"
+#include "SemanticContext.h"
+
+namespace antlr4 {
+namespace atn {
+
+  class ANTLR4CPP_PUBLIC PrecedencePredicateTransition final : public AbstractPredicateTransition {
+  public:
+    const int precedence;
+
+    PrecedencePredicateTransition(ATNState *target, int precedence);
+
+    virtual SerializationType getSerializationType() const override;
+    virtual bool isEpsilon() const override;
+    virtual bool matches(size_t symbol, size_t minVocabSymbol, size_t maxVocabSymbol) const override;
+    Ref<SemanticContext::PrecedencePredicate> getPredicate() const;
+    virtual std::string toString() const override;
+
+  };
+
+} // namespace atn
+} // namespace antlr4