Added antlr4 to exported contribs into github.com/ydb-platform/ydb

4916444b182c044b7cd4c10f838a37a252ea36cf

1 files changed, 24 insertions, 0 deletions

diff --git a/contrib/libs/antlr4_cpp_runtime/src/atn/PredicateTransition.cpp b/contrib/libs/antlr4_cpp_runtime/src/atn/PredicateTransition.cpp
new file mode 100644
index 0000000000..d76dbd203a
--- /dev/null
+++ b/contrib/libs/antlr4_cpp_runtime/src/atn/PredicateTransition.cpp
@@ -0,0 +1,24 @@
+/* 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.
+ */
+
+#include "atn/PredicateTransition.h"
+
+using namespace antlr4::atn;
+
+PredicateTransition::PredicateTransition(ATNState *target, size_t ruleIndex, size_t predIndex, bool isCtxDependent)
+    : Transition(TransitionType::PREDICATE, target), _predicate(std::make_shared<SemanticContext::Predicate>(ruleIndex, predIndex, isCtxDependent)) {}
+
+bool PredicateTransition::isEpsilon() const {
+  return true;
+}
+
+bool PredicateTransition::matches(size_t /*symbol*/, size_t /*minVocabSymbol*/, size_t /*maxVocabSymbol*/) const {
+  return false;
+}
+
+std::string PredicateTransition::toString() const {
+  return "PREDICATE " + Transition::toString() + " { ruleIndex: " + std::to_string(getRuleIndex()) +
+    ", predIndex: " + std::to_string(getPredIndex()) + ", isCtxDependent: " + std::to_string(isCtxDependent()) + " }";
+}