Use lower case for TString methods Data, Size and Empty in ysite, yt, ytech, yweb

Если вы считаете, что это pr сломал ваши тесты - смело откатываете.\
Если проблема нетривиальная - приходите в [саппорт](https://nda.ya.ru/t/a1JIzEbo78mtfQ)
commit_hash:dee982cfbb70b978ace5417b4619e78212000179

25 files changed, 51 insertions, 51 deletions

diff --git a/yt/cpp/mapreduce/client/init.cpp b/yt/cpp/mapreduce/client/init.cpp
index f05888befb..e55fc51388 100644
--- a/yt/cpp/mapreduce/client/init.cpp
+++ b/yt/cpp/mapreduce/client/init.cpp
@@ -159,7 +159,7 @@ void CommonInitialize(int argc, const char** argv)
     }
 
     auto logPath = TConfig::Get()->LogPath;
-    auto logger = logPath.Empty() ? CreateStdErrLogger(logLevel) : CreateFileLogger(logLevel, logPath);
+    auto logger = logPath.empty() ? CreateStdErrLogger(logLevel) : CreateFileLogger(logLevel, logPath);
     SetLogger(logger);
 
     TProcessState::Get()->SetCommandLine(argc, argv);
diff --git a/yt/cpp/mapreduce/client/operation.cpp b/yt/cpp/mapreduce/client/operation.cpp
index 0d5e892214..a0d857d553 100644
--- a/yt/cpp/mapreduce/client/operation.cpp
+++ b/yt/cpp/mapreduce/client/operation.cpp
@@ -2527,8 +2527,8 @@ void TOperation::TOperationImpl::AnalyzeUnrecognizedSpec(TNode unrecognizedSpec)
         YT_LOG_INFO(
             "WARNING! Unrecognized spec for operation %s is not empty "
             "(fields added by the YT API library are excluded): %s",
-            GetGuidAsString(*Id_).Data(),
-            NodeToYsonString(unrecognizedSpec).Data());
+            GetGuidAsString(*Id_).data(),
+            NodeToYsonString(unrecognizedSpec).data());
     }
 }
 
diff --git a/yt/cpp/mapreduce/http/http.cpp b/yt/cpp/mapreduce/http/http.cpp
index 987b6daf4a..f9eb8539b5 100644
--- a/yt/cpp/mapreduce/http/http.cpp
+++ b/yt/cpp/mapreduce/http/http.cpp
@@ -293,7 +293,7 @@ TString THttpHeader::GetHeaderAsString(const TString& hostName, const TString& r
 
     result << Method << " " << GetUrl() << " HTTP/1.1\r\n";
 
-    GetHeader(HostPort.Empty() ? hostName : HostPort, requestId, includeParameters).Get()->WriteTo(&result);
+    GetHeader(HostPort.empty() ? hostName : HostPort, requestId, includeParameters).Get()->WriteTo(&result);
 
     if (ShouldAcceptFraming()) {
         result << "X-YT-Accept-Framing: 1\r\n";
diff --git a/yt/cpp/mapreduce/http/ut/http_ut.cpp b/yt/cpp/mapreduce/http/ut/http_ut.cpp
index 0c0ab3363e..ca260841d0 100644
--- a/yt/cpp/mapreduce/http/ut/http_ut.cpp
+++ b/yt/cpp/mapreduce/http/ut/http_ut.cpp
@@ -15,7 +15,7 @@ using namespace NYT;
 void WriteDataFrame(TStringBuf string, IOutputStream* stream)
 {
     stream->Write("\x01");
-    ui32 size = string.Size();
+    ui32 size = string.size();
     auto littleEndianSize = HostToLittle(size);
     stream->Write(&littleEndianSize, sizeof(littleEndianSize));
     stream->Write(string);
diff --git a/yt/yt/client/complex_types/uuid_text.cpp b/yt/yt/client/complex_types/uuid_text.cpp
index 02f0419932..6c2aaefa75 100644
--- a/yt/yt/client/complex_types/uuid_text.cpp
+++ b/yt/yt/client/complex_types/uuid_text.cpp
@@ -45,7 +45,7 @@ void TextYqlUuidToBytes(TStringBuf uuid, char* ptr)
         }
     };
 
-    const char* input = uuid.Data();
+    const char* input = uuid.data();
     for (int i = 3; i >= 0; --i) {
         *ptr++ = parseByte(input + 2 * i);
     }
@@ -115,7 +115,7 @@ TGuid GuidFromBytes(TStringBuf bytes)
     // https://a.yandex-team.ru/arc/trunk/arcadia/yt/yt/client/formats/skiff_yson_converter-inl.h?rev=r8579019#L124
 
     CheckUuidSize(bytes);
-    const char* ptr = bytes.Data();
+    const char* ptr = bytes.data();
     auto low = InetToHost(ReadUnaligned<ui64>(ptr + sizeof(ui64)));
     auto high = InetToHost(ReadUnaligned<ui64>(ptr));
 
diff --git a/yt/yt/client/table_client/composite_compare.cpp b/yt/yt/client/table_client/composite_compare.cpp
index 168a311a99..1ae23952a6 100644
--- a/yt/yt/client/table_client/composite_compare.cpp
+++ b/yt/yt/client/table_client/composite_compare.cpp
@@ -310,7 +310,7 @@ TFingerprint CompositeFarmHash(TYsonStringBuf value)
             break;
         case EYsonItemType::StringValue: {
             auto string = item.UncheckedAsString();
-            result = FarmFingerprint(FarmFingerprint(string.Data(), string.size()));
+            result = FarmFingerprint(FarmFingerprint(string.data(), string.size()));
             break;
         }
         case EYsonItemType::EndOfStream:
@@ -351,7 +351,7 @@ TFingerprint CompositeFarmHash(TYsonStringBuf value)
                 continue;
             case EYsonItemType::StringValue: {
                 auto string = item.UncheckedAsString();
-                result = FarmFingerprint(result, FarmFingerprint(string.Data(), string.size()));
+                result = FarmFingerprint(result, FarmFingerprint(string.data(), string.size()));
                 continue;
             }
             case EYsonItemType::EndOfStream:
diff --git a/yt/yt/client/unittests/logical_type_ut.cpp b/yt/yt/client/unittests/logical_type_ut.cpp
index e3eed48de3..2435f37120 100644
--- a/yt/yt/client/unittests/logical_type_ut.cpp
+++ b/yt/yt/client/unittests/logical_type_ut.cpp
@@ -955,7 +955,7 @@ std::vector<std::vector<TString>> ParseData(TStringBuf data, int expectedFieldsC
     std::vector<std::vector<TString>> result;
     for (TStringBuf record : StringSplitter(noComments).SplitByString(";;")) {
         record = StripString(record);
-        if (record.Empty()) {
+        if (record.empty()) {
             continue;
         }
         std::vector<TString> fields;
diff --git a/yt/yt/core/compression/unittests/stream_ut.cpp b/yt/yt/core/compression/unittests/stream_ut.cpp
index d20c788855..252a40fc7a 100644
--- a/yt/yt/core/compression/unittests/stream_ut.cpp
+++ b/yt/yt/core/compression/unittests/stream_ut.cpp
@@ -66,7 +66,7 @@ TEST(TBrotliStreamTest, IncompleteStream)
 {
     TString manyAs(64 * 1024, 'a');
     auto compressed = Compress<TBrotliCompress>(manyAs);
-    TString truncated(compressed.Data(), compressed.Size() - 1);
+    TString truncated(compressed.data(), compressed.size() - 1);
     EXPECT_THROW(Decompress<TBrotliDecompress>(truncated), std::exception);
 }
 
diff --git a/yt/yt/core/json/json_writer.cpp b/yt/yt/core/json/json_writer.cpp
index 7412002ebd..6a74bed6c2 100644
--- a/yt/yt/core/json/json_writer.cpp
+++ b/yt/yt/core/json/json_writer.cpp
@@ -202,7 +202,7 @@ void TJsonWriter::Flush()
 {
     auto buf = GetBuffer();
     Output_->Write(buf);
-    WrittenToOutputByteCount_ += buf.Size();
+    WrittenToOutputByteCount_ += buf.size();
     yajl_gen_clear(Handle_);
 }
 
@@ -288,7 +288,7 @@ void TJsonWriter::OnRaw(TStringBuf /*yson*/, NYT::NYson::EYsonType /*type*/)
 
 ui64 TJsonWriter::GetWrittenByteCount() const
 {
-    return GetBuffer().Size() + WrittenToOutputByteCount_;
+    return GetBuffer().size() + WrittenToOutputByteCount_;
 }
 
 ////////////////////////////////////////////////////////////////////////////////
diff --git a/yt/yt/core/json/unittests/writer_ut.cpp b/yt/yt/core/json/unittests/writer_ut.cpp
index a3468cdf48..52ed555ba3 100644
--- a/yt/yt/core/json/unittests/writer_ut.cpp
+++ b/yt/yt/core/json/unittests/writer_ut.cpp
@@ -720,7 +720,7 @@ TEST(TJsonConsumerTest, TestNodeWeightLimitAccepted)
     auto consumer = CreateJsonConsumer(&outputStream, EYsonType::Node, std::move(config));
 
     TString yson = "<\"attr\"=123>\"456\"";
-    consumer->OnNodeWeightLimited(yson, yson.Size() - 1);
+    consumer->OnNodeWeightLimited(yson, yson.size() - 1);
     consumer->Flush();
 
     TString expectedOutput =
@@ -738,7 +738,7 @@ TEST(TJsonConsumerTest, TestNodeWeightLimitRejected)
     auto consumer = CreateJsonConsumer(&outputStream);
 
     TString yson = "<\"attr\"=123>\"456\"";
-    consumer->OnNodeWeightLimited(yson, yson.Size());
+    consumer->OnNodeWeightLimited(yson, yson.size());
     consumer->Flush();
 
     TString expectedOutput =
diff --git a/yt/yt/core/logging/compression.cpp b/yt/yt/core/logging/compression.cpp
index 0fc42506eb..68d2623a2c 100644
--- a/yt/yt/core/logging/compression.cpp
+++ b/yt/yt/core/logging/compression.cpp
@@ -27,7 +27,7 @@ TAppendableCompressedFile::TAppendableCompressedFile(
         message.AppendFormat("Truncated %v bytes due to zstd repair.\n", fileSize - OutputPosition_);
         TString messageStr = message.Flush();
 
-        Input_.Append(messageStr.Data(), messageStr.Size());
+        Input_.Append(messageStr.data(), messageStr.size());
         Flush();
     }
 }
diff --git a/yt/yt/core/misc/coro_pipe.cpp b/yt/yt/core/misc/coro_pipe.cpp
index 3b2c504c3d..1f3426c40a 100644
--- a/yt/yt/core/misc/coro_pipe.cpp
+++ b/yt/yt/core/misc/coro_pipe.cpp
@@ -26,14 +26,14 @@ public:
                 return 0;
             }
             std::tie(PendingData_) = Coroutine_->Yield();
-            if (PendingData_.Empty()) {
+            if (PendingData_.empty()) {
                 Finished_ = true;
                 *ptr = nullptr;
                 return 0;
             }
         }
-        *ptr = PendingData_.Data();
-        len = Min(len, PendingData_.Size());
+        *ptr = PendingData_.data();
+        len = Min(len, PendingData_.size());
         PendingData_.Skip(len);
         return len;
     }
@@ -42,7 +42,7 @@ public:
     {
         if (!Finished_) {
             const void* ptr;
-            if (!PendingData_.Empty() || DoNext(&ptr, 1)) {
+            if (!PendingData_.empty() || DoNext(&ptr, 1)) {
                 THROW_ERROR_EXCEPTION("Stray data in stream");
             }
         }
diff --git a/yt/yt/core/misc/statistic_path.cpp b/yt/yt/core/misc/statistic_path.cpp
index e59dddcf05..58fdcbb5ea 100644
--- a/yt/yt/core/misc/statistic_path.cpp
+++ b/yt/yt/core/misc/statistic_path.cpp
@@ -10,7 +10,7 @@ namespace NYT::NStatisticPath {
 
 TError CheckStatisticPathLiteral(const TStatisticPathType& literal)
 {
-    if (literal.Empty()) {
+    if (literal.empty()) {
         return TError("Empty statistic path literal");
     }
     constexpr static TChar invalidCharacters[2]{Delimiter, 0};
@@ -158,7 +158,7 @@ TStatisticPath::const_iterator::value_type TStatisticPath::Back() const noexcept
 void TStatisticPath::PopBack()
 {
     YT_VERIFY(!Empty());
-    Path_.resize(Path_.size() - Back().Size() - 1);
+    Path_.resize(Path_.size() - Back().size() - 1);
 }
 
 ////////////////////////////////////////////////////////////////////////////////
diff --git a/yt/yt/core/misc/unittests/checksum_ut.cpp b/yt/yt/core/misc/unittests/checksum_ut.cpp
index 99febad6f9..ffd2026e2b 100644
--- a/yt/yt/core/misc/unittests/checksum_ut.cpp
+++ b/yt/yt/core/misc/unittests/checksum_ut.cpp
@@ -66,7 +66,7 @@ TEST(TChecksumTest, TestStreams)
 {
     auto size = 0;
     for (const auto& test : Cases) {
-        size += test.Data.Size();
+        size += test.Data.size();
     }
     TBlob blob(GetRefCountedTypeCookie<TDefaultBlobTag>(), size);
 
diff --git a/yt/yt/core/rpc/http/server.cpp b/yt/yt/core/rpc/http/server.cpp
index cce02b7779..81a37e6edf 100644
--- a/yt/yt/core/rpc/http/server.cpp
+++ b/yt/yt/core/rpc/http/server.cpp
@@ -238,12 +238,12 @@ private:
         }
 
         const auto& url = req->GetUrl();
-        if (url.Path.Size() <= BaseUrl_.Size()) {
+        if (url.Path.size() <= BaseUrl_.size()) {
             return TError("Invalid URL");
         }
 
         ToProto(rpcHeader->mutable_service(), Underlying_->GetServiceId().ServiceName);
-        ToProto(rpcHeader->mutable_method(), url.Path.substr(BaseUrl_.Size()));
+        ToProto(rpcHeader->mutable_method(), url.Path.substr(BaseUrl_.size()));
 
         const auto& httpHeaders = req->GetHeaders();
 
diff --git a/yt/yt/core/yson/unittests/yson_parser_ut.cpp b/yt/yt/core/yson/unittests/yson_parser_ut.cpp
index bab4920a68..b07c160829 100644
--- a/yt/yt/core/yson/unittests/yson_parser_ut.cpp
+++ b/yt/yt/core/yson/unittests/yson_parser_ut.cpp
@@ -647,23 +647,23 @@ public:
 
     const char* Begin() const
     {
-        return Data_[Index_].Data();
+        return Data_[Index_].data();
     }
 
     const char* Current() const
     {
-        return Data_[Index_].Data() + Pointer_;
+        return Data_[Index_].data() + Pointer_;
     }
 
     void Skip(size_t size)
     {
         Pointer_ += size;
-        YT_VERIFY(Pointer_ < Data_[Index_].Size());
+        YT_VERIFY(Pointer_ < Data_[Index_].size());
     }
 
     const char* End() const
     {
-        return Data_[Index_].Data() + Data_[Index_].Size();
+        return Data_[Index_].data() + Data_[Index_].size();
     }
 
     void RefreshBlock()
diff --git a/yt/yt/core/ytree/unittests/serialize_ut.cpp b/yt/yt/core/ytree/unittests/serialize_ut.cpp
index 421baf9fb2..ee36997f70 100644
--- a/yt/yt/core/ytree/unittests/serialize_ut.cpp
+++ b/yt/yt/core/ytree/unittests/serialize_ut.cpp
@@ -69,7 +69,7 @@ void TestSerializationDeserializationPullParser(const TOriginal& original, EYson
     auto yson = ConvertToYsonString(original);
     if (ysonType != EYsonType::Node) {
         auto buf = yson.AsStringBuf();
-        yson = TYsonString(buf.SubString(1, buf.Size() - 2), ysonType);
+        yson = TYsonString(buf.SubString(1, buf.size() - 2), ysonType);
     }
     auto deserialized = PullParserConvert<TResult>(yson);
     EXPECT_EQ(original, deserialized);
diff --git a/yt/yt/core/ytree/ypath_service.cpp b/yt/yt/core/ytree/ypath_service.cpp
index b5b901dcda..b078379c81 100644
--- a/yt/yt/core/ytree/ypath_service.cpp
+++ b/yt/yt/core/ytree/ypath_service.cpp
@@ -873,7 +873,7 @@ void TCachedYPathService::RebuildCache()
         auto yson = WaitFor(asyncYson)
             .ValueOrThrow();
 
-        ProfilingCounters_->ByteSize.Update(yson.AsStringBuf().Size());
+        ProfilingCounters_->ByteSize.Update(yson.AsStringBuf().size());
 
         UpdateCachedTree(ConvertToNode(yson));
     } catch (const std::exception& ex) {
diff --git a/yt/yt/library/decimal/decimal.cpp b/yt/yt/library/decimal/decimal.cpp
index 0d3363baba..e1674f84e2 100644
--- a/yt/yt/library/decimal/decimal.cpp
+++ b/yt/yt/library/decimal/decimal.cpp
@@ -150,7 +150,7 @@ template <typename T>
 static T DecimalBinaryToIntegerUnchecked(TStringBuf binaryValue)
 {
     T result;
-    memcpy(&result, binaryValue.Data(), sizeof(result));
+    memcpy(&result, binaryValue.data(), sizeof(result));
     result = DecimalInetToHost(result);
 
     constexpr auto one = DecimalIntegerToUnsigned(T{1});
@@ -177,15 +177,15 @@ static void CheckDecimalValueSize(TStringBuf value, int precision, int scale)
             "Decimal<%v,%v> binary value representation has invalid length: actual %v, expected %v",
             precision,
             scale,
-            value.Size(),
+            value.size(),
             expectedSize);
     }
 }
 
 static Y_FORCE_INLINE TStringBuf PlaceOnBuffer(TStringBuf value, char* buffer)
 {
-    memcpy(buffer, value.Data(), value.Size());
-    return TStringBuf(buffer, value.Size());
+    memcpy(buffer, value.data(), value.size());
+    return TStringBuf(buffer, value.size());
 }
 
 // TODO(ermolovd): make it FASTER (check NYT::WriteDecIntToBufferBackwards)
@@ -367,7 +367,7 @@ TStringBuf TDecimal::BinaryToText(TStringBuf binaryDecimal, int precision, int s
     ValidatePrecisionAndScale(precision, scale);
 
     YT_VERIFY(bufferSize >= MaxTextSize);
-    switch (binaryDecimal.Size()) {
+    switch (binaryDecimal.size()) {
         case 4:
             return DecimalBinaryToTextUncheckedImpl<i32>(binaryDecimal, scale, buffer);
         case 8:
@@ -471,7 +471,7 @@ static void ValidateDecimalBinaryValueImpl(TStringBuf binaryDecimal, int precisi
 void TDecimal::ValidateBinaryValue(TStringBuf binaryDecimal, int precision, int scale)
 {
     CheckDecimalValueSize(binaryDecimal, precision, scale);
-    switch (binaryDecimal.Size()) {
+    switch (binaryDecimal.size()) {
         case 4:
             return ValidateDecimalBinaryValueImpl<i32>(binaryDecimal, precision, scale);
         case 8:
@@ -564,19 +564,19 @@ Y_FORCE_INLINE void CheckBufferLength(int precision, size_t bufferLength)
 
 i32 TDecimal::ParseBinary32(int precision, TStringBuf buffer)
 {
-    CheckBufferLength<i32>(precision, buffer.Size());
+    CheckBufferLength<i32>(precision, buffer.size());
     return DecimalBinaryToIntegerUnchecked<i32>(buffer);
 }
 
 i64 TDecimal::ParseBinary64(int precision, TStringBuf buffer)
 {
-    CheckBufferLength<i64>(precision, buffer.Size());
+    CheckBufferLength<i64>(precision, buffer.size());
     return DecimalBinaryToIntegerUnchecked<i64>(buffer);
 }
 
 TDecimal::TValue128 TDecimal::ParseBinary128(int precision, TStringBuf buffer)
 {
-    CheckBufferLength<i128>(precision, buffer.Size());
+    CheckBufferLength<i128>(precision, buffer.size());
     auto result = DecimalBinaryToIntegerUnchecked<i128>(buffer);
     return {GetLow(result), static_cast<i64>(GetHigh(result))};
 }
diff --git a/yt/yt/library/formats/arrow_parser.cpp b/yt/yt/library/formats/arrow_parser.cpp
index f815aaefed..cc31e25335 100644
--- a/yt/yt/library/formats/arrow_parser.cpp
+++ b/yt/yt/library/formats/arrow_parser.cpp
@@ -1083,8 +1083,8 @@ public:
 
     void Read(TStringBuf data) override
     {
-        i64 restSize = data.Size();
-        const char* currentPtr = data.Data();
+        i64 restSize = data.size();
+        const char* currentPtr = data.data();
         while (restSize > 0) {
             i64 nextRequiredSize = Decoder_->next_required_size();
             auto currentSize = std::min(nextRequiredSize, restSize);
diff --git a/yt/yt/library/formats/arrow_writer.cpp b/yt/yt/library/formats/arrow_writer.cpp
index 9c21cd9477..657da97ce5 100644
--- a/yt/yt/library/formats/arrow_writer.cpp
+++ b/yt/yt/library/formats/arrow_writer.cpp
@@ -1435,7 +1435,7 @@ private:
                 output->Write(&metadataAlignSize, sizeof(ui32));
                 output->Write(metadataPtr, metadataSize);
 
-                output->Write(AlignmentString.Data(), metadataAlignSize - metadataSize);
+                output->Write(AlignmentString.data(), metadataAlignSize - metadataSize);
 
                 // Body
                 if (message.BodyWriter) {
diff --git a/yt/yt/library/formats/skiff_writer.cpp b/yt/yt/library/formats/skiff_writer.cpp
index 2d7290a490..3bc6965219 100644
--- a/yt/yt/library/formats/skiff_writer.cpp
+++ b/yt/yt/library/formats/skiff_writer.cpp
@@ -473,7 +473,7 @@ TUnversionedValueToSkiffConverter CreateComplexValueConverter(
             input.Reset(value.Data.String, value.Length);
         } else if (value.Type == EValueType::Null) {
             static const TStringBuf empty = "#";
-            input.Reset(empty.Data(), empty.Size());
+            input.Reset(empty.data(), empty.size());
         } else {
             THROW_ERROR_EXCEPTION("Internal error; unexpected value type: expected %Qlv or %Qlv, actual %Qlv",
                 EValueType::Composite,
diff --git a/yt/yt/library/formats/skiff_yson_converter-inl.h b/yt/yt/library/formats/skiff_yson_converter-inl.h
index 2c667b35d6..43dabc63a5 100644
--- a/yt/yt/library/formats/skiff_yson_converter-inl.h
+++ b/yt/yt/library/formats/skiff_yson_converter-inl.h
@@ -127,7 +127,7 @@ void TUuidWriter::operator()(TStringBuf value, NSkiff::TCheckedInDebugSkiffWrite
             ExpectedSize,
             value.size());
     }
-    const ui64* array = reinterpret_cast<const ui64*>(value.Data());
+    const ui64* array = reinterpret_cast<const ui64*>(value.data());
     writer->WriteUint128(NSkiff::TUint128{InetToHost(array[1]), InetToHost(array[0])});
 }
 
diff --git a/yt/yt/library/formats/yql_yson_converter.cpp b/yt/yt/library/formats/yql_yson_converter.cpp
index a9b7b3fe08..964fd84199 100644
--- a/yt/yt/library/formats/yql_yson_converter.cpp
+++ b/yt/yt/library/formats/yql_yson_converter.cpp
@@ -169,19 +169,19 @@ void TYqlJsonWriter::OnStringScalarWeightLimited(TStringBuf value, i64 limit)
     auto incomplete = false;
     auto base64 = false;
     if (IsUtf(valueToWrite)) {
-        if (static_cast<i64>(valueToWrite.Size()) > limit) {
+        if (static_cast<i64>(valueToWrite.size()) > limit) {
             valueToWrite = TruncateUtf8(valueToWrite, limit);
             incomplete = true;
         }
     } else {
         base64 = true;
-        auto maxEncodedSize = Base64EncodeBufSize(valueToWrite.Size());
+        auto maxEncodedSize = Base64EncodeBufSize(valueToWrite.size());
         if (static_cast<i64>(maxEncodedSize) > limit) {
             auto truncatedLen = (limit - 1) / 4 * 3;
-            incomplete = (truncatedLen < static_cast<i64>(valueToWrite.Size()));
+            incomplete = (truncatedLen < static_cast<i64>(valueToWrite.size()));
             valueToWrite.Trunc(truncatedLen);
         }
-        Buffer_.Resize(Base64EncodeBufSize(valueToWrite.Size()));
+        Buffer_.Resize(Base64EncodeBufSize(valueToWrite.size()));
         valueToWrite = Base64Encode(valueToWrite, Buffer_.Begin());
     }
     OnStringScalarImpl(valueToWrite, incomplete, base64);
@@ -198,7 +198,7 @@ void TYqlJsonWriter::TransferYsonWeightLimited(
         callback(&writer);
     }
     auto yson = TStringBuf(Buffer_.Begin(), Buffer_.End());
-    if (static_cast<i64>(yson.Size()) > limit) {
+    if (static_cast<i64>(yson.size()) > limit) {
         OnStringScalarImpl("", /* incomplete */ true, /* base64 */ false);
     } else {
         WriteWithWrapping(
diff --git a/yt/yt/library/quantile_digest/quantile_digest.cpp b/yt/yt/library/quantile_digest/quantile_digest.cpp
index b500ab1aa3..db377c044d 100644
--- a/yt/yt/library/quantile_digest/quantile_digest.cpp
+++ b/yt/yt/library/quantile_digest/quantile_digest.cpp
@@ -71,7 +71,7 @@ IQuantileDigestPtr CreateTDigest(const TTDigestConfigPtr& config)
 IQuantileDigestPtr LoadQuantileDigest(TStringBuf serialized)
 {
     NProto::TQuantileDigest quantileDigest;
-    if (!quantileDigest.ParseFromArray(serialized.begin(), serialized.Size())) {
+    if (!quantileDigest.ParseFromArray(serialized.begin(), serialized.size())) {
         THROW_ERROR_EXCEPTION("Failed to parse quantile digest from proto");
     }