Intermediate changes

1 files changed, 45 insertions, 0 deletions

diff --git a/contrib/libs/antlr4_cpp_runtime/src/atn/LexerCustomAction.cpp b/contrib/libs/antlr4_cpp_runtime/src/atn/LexerCustomAction.cpp
new file mode 100644
index 00000000000..b6edd89ea12
--- /dev/null
+++ b/contrib/libs/antlr4_cpp_runtime/src/atn/LexerCustomAction.cpp
@@ -0,0 +1,45 @@
+/* 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 "misc/MurmurHash.h"
+#include "Lexer.h"
+#include "support/Casts.h"
+
+#include "atn/LexerCustomAction.h"
+
+using namespace antlr4;
+using namespace antlr4::atn;
+using namespace antlr4::misc;
+using namespace antlrcpp;
+
+LexerCustomAction::LexerCustomAction(size_t ruleIndex, size_t actionIndex)
+    : LexerAction(LexerActionType::CUSTOM, true), _ruleIndex(ruleIndex), _actionIndex(actionIndex) {}
+
+void LexerCustomAction::execute(Lexer *lexer) const {
+  lexer->action(nullptr, getRuleIndex(), getActionIndex());
+}
+
+size_t LexerCustomAction::hashCodeImpl() const {
+  size_t hash = MurmurHash::initialize();
+  hash = MurmurHash::update(hash, static_cast<size_t>(getActionType()));
+  hash = MurmurHash::update(hash, getRuleIndex());
+  hash = MurmurHash::update(hash, getActionIndex());
+  return MurmurHash::finish(hash, 3);
+}
+
+bool LexerCustomAction::equals(const LexerAction &other) const {
+  if (this == std::addressof(other)) {
+    return true;
+  }
+  if (getActionType() != other.getActionType()) {
+    return false;
+  }
+  const auto &lexerAction = downCast<const LexerCustomAction&>(other);
+  return getRuleIndex() == lexerAction.getRuleIndex() && getActionIndex() == lexerAction.getActionIndex();
+}
+
+std::string LexerCustomAction::toString() const {
+  return "custom(" + std::to_string(getRuleIndex()) + ", " + std::to_string(getActionIndex()) + ")";
+}