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author | vitalyisaev <vitalyisaev@ydb.tech> | 2023-11-30 13:26:22 +0300 |
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committer | vitalyisaev <vitalyisaev@ydb.tech> | 2023-11-30 15:44:45 +0300 |
commit | 0a98fece5a9b54f16afeb3a94b3eb3105e9c3962 (patch) | |
tree | 291d72dbd7e9865399f668c84d11ed86fb190bbf /contrib/libs/antlr4_cpp_runtime/src/atn/LexerIndexedCustomAction.cpp | |
parent | cb2c8d75065e5b3c47094067cb4aa407d4813298 (diff) | |
download | ydb-0a98fece5a9b54f16afeb3a94b3eb3105e9c3962.tar.gz |
YQ Connector:Use docker-compose in integrational tests
Diffstat (limited to 'contrib/libs/antlr4_cpp_runtime/src/atn/LexerIndexedCustomAction.cpp')
-rw-r--r-- | contrib/libs/antlr4_cpp_runtime/src/atn/LexerIndexedCustomAction.cpp | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/contrib/libs/antlr4_cpp_runtime/src/atn/LexerIndexedCustomAction.cpp b/contrib/libs/antlr4_cpp_runtime/src/atn/LexerIndexedCustomAction.cpp new file mode 100644 index 0000000000..114863702c --- /dev/null +++ b/contrib/libs/antlr4_cpp_runtime/src/atn/LexerIndexedCustomAction.cpp @@ -0,0 +1,57 @@ +/* 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/CPPUtils.h" +#include "support/Casts.h" + +#include "atn/LexerIndexedCustomAction.h" + +using namespace antlr4; +using namespace antlr4::atn; +using namespace antlr4::misc; +using namespace antlrcpp; + +namespace { + + bool cachedHashCodeEqual(size_t lhs, size_t rhs) { + return lhs == rhs || lhs == 0 || rhs == 0; + } + +} + +LexerIndexedCustomAction::LexerIndexedCustomAction(int offset, Ref<const LexerAction> action) + : LexerAction(LexerActionType::INDEXED_CUSTOM, true), _action(std::move(action)), _offset(offset) {} + +void LexerIndexedCustomAction::execute(Lexer *lexer) const { + // assume the input stream position was properly set by the calling code + getAction()->execute(lexer); +} + +size_t LexerIndexedCustomAction::hashCodeImpl() const { + size_t hash = MurmurHash::initialize(); + hash = MurmurHash::update(hash, static_cast<size_t>(getActionType())); + hash = MurmurHash::update(hash, getOffset()); + hash = MurmurHash::update(hash, getAction()); + return MurmurHash::finish(hash, 3); +} + +bool LexerIndexedCustomAction::equals(const LexerAction &other) const { + if (this == std::addressof(other)) { + return true; + } + if (getActionType() != other.getActionType()) { + return false; + } + const auto &lexerAction = downCast<const LexerIndexedCustomAction&>(other); + return getOffset() == lexerAction.getOffset() && + cachedHashCodeEqual(cachedHashCode(), lexerAction.cachedHashCode()) && + *getAction() == *lexerAction.getAction(); +} + +std::string LexerIndexedCustomAction::toString() const { + return "indexedCustom(" + std::to_string(getOffset()) + ", " + getAction()->toString() + ")"; +} |