Method ReadBinaryString

library/cpp/yson/detail.h:526–557

            }

            void ReadBinaryString(TStringBuf* value) {
                ui32 ulength = 0;
                if (!TBaseStream::ReadVarint32(&ulength)) {
                    ythrow TYsonException() << "Error parsing varint value";
                }

                i32 length = ZigZagDecode32(ulength);
                if (length < 0) {
                    ythrow TYsonException() << "Negative binary string literal length " << length;
                }

                if (TBaseStream::Begin() + length <= TBaseStream::End()) {
                    *value = TStringBuf(TBaseStream::Begin(), length);
                    TBaseStream::Advance(length);
                } else { // reading in Buffer
                    size_t needToRead = length;
                    Buffer_.clear();
                    while (needToRead) {
                        if (TBaseStream::IsEmpty()) {
                            TBaseStream::Refresh();
                            continue;
                        }
                        size_t readingBytes = Min(needToRead, TBaseStream::Length());

                        Buffer_.insert(Buffer_.end(), TBaseStream::Begin(), TBaseStream::Begin() + readingBytes);
                        CheckMemoryLimit();
                        needToRead -= readingBytes;
                        TBaseStream::Advance(readingBytes);
                    }
                    *value = TStringBuf(Buffer_.data(), Buffer_.size());
                }
            }

            template <bool AllowFinish>
            bool ReadBoolean() {