func()

in model/modelpb/span_vtproto.pb.go [1259:1489]

• 230 lines of code
• 64 McCabe index (conditional complexity)

func (m *DB) UnmarshalVT(dAtA []byte) error {
	l := len(dAtA)
	iNdEx := 0
	for iNdEx < l {
		preIndex := iNdEx
		var wire uint64
		for shift := uint(0); ; shift += 7 {
			if shift >= 64 {
				return protohelpers.ErrIntOverflow
			}
			if iNdEx >= l {
				return io.ErrUnexpectedEOF
			}
			b := dAtA[iNdEx]
			iNdEx++
			wire |= uint64(b&0x7F) << shift
			if b < 0x80 {
				break
			}
		}
		fieldNum := int32(wire >> 3)
		wireType := int(wire & 0x7)
		if wireType == 4 {
			return fmt.Errorf("proto: DB: wiretype end group for non-group")
		}
		if fieldNum <= 0 {
			return fmt.Errorf("proto: DB: illegal tag %d (wire type %d)", fieldNum, wire)
		}
		switch fieldNum {
		case 1:
			if wireType != 0 {
				return fmt.Errorf("proto: wrong wireType = %d for field RowsAffected", wireType)
			}
			var v uint32
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return protohelpers.ErrIntOverflow
				}
				if iNdEx >= l {
					return io.ErrUnexpectedEOF
				}
				b := dAtA[iNdEx]
				iNdEx++
				v |= uint32(b&0x7F) << shift
				if b < 0x80 {
					break
				}
			}
			m.RowsAffected = &v
		case 2:
			if wireType != 2 {
				return fmt.Errorf("proto: wrong wireType = %d for field Instance", wireType)
			}
			var stringLen uint64
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return protohelpers.ErrIntOverflow
				}
				if iNdEx >= l {
					return io.ErrUnexpectedEOF
				}
				b := dAtA[iNdEx]
				iNdEx++
				stringLen |= uint64(b&0x7F) << shift
				if b < 0x80 {
					break
				}
			}
			intStringLen := int(stringLen)
			if intStringLen < 0 {
				return protohelpers.ErrInvalidLength
			}
			postIndex := iNdEx + intStringLen
			if postIndex < 0 {
				return protohelpers.ErrInvalidLength
			}
			if postIndex > l {
				return io.ErrUnexpectedEOF
			}
			m.Instance = string(dAtA[iNdEx:postIndex])
			iNdEx = postIndex
		case 3:
			if wireType != 2 {
				return fmt.Errorf("proto: wrong wireType = %d for field Statement", wireType)
			}
			var stringLen uint64
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return protohelpers.ErrIntOverflow
				}
				if iNdEx >= l {
					return io.ErrUnexpectedEOF
				}
				b := dAtA[iNdEx]
				iNdEx++
				stringLen |= uint64(b&0x7F) << shift
				if b < 0x80 {
					break
				}
			}
			intStringLen := int(stringLen)
			if intStringLen < 0 {
				return protohelpers.ErrInvalidLength
			}
			postIndex := iNdEx + intStringLen
			if postIndex < 0 {
				return protohelpers.ErrInvalidLength
			}
			if postIndex > l {
				return io.ErrUnexpectedEOF
			}
			m.Statement = string(dAtA[iNdEx:postIndex])
			iNdEx = postIndex
		case 4:
			if wireType != 2 {
				return fmt.Errorf("proto: wrong wireType = %d for field Type", wireType)
			}
			var stringLen uint64
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return protohelpers.ErrIntOverflow
				}
				if iNdEx >= l {
					return io.ErrUnexpectedEOF
				}
				b := dAtA[iNdEx]
				iNdEx++
				stringLen |= uint64(b&0x7F) << shift
				if b < 0x80 {
					break
				}
			}
			intStringLen := int(stringLen)
			if intStringLen < 0 {
				return protohelpers.ErrInvalidLength
			}
			postIndex := iNdEx + intStringLen
			if postIndex < 0 {
				return protohelpers.ErrInvalidLength
			}
			if postIndex > l {
				return io.ErrUnexpectedEOF
			}
			m.Type = string(dAtA[iNdEx:postIndex])
			iNdEx = postIndex
		case 5:
			if wireType != 2 {
				return fmt.Errorf("proto: wrong wireType = %d for field UserName", wireType)
			}
			var stringLen uint64
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return protohelpers.ErrIntOverflow
				}
				if iNdEx >= l {
					return io.ErrUnexpectedEOF
				}
				b := dAtA[iNdEx]
				iNdEx++
				stringLen |= uint64(b&0x7F) << shift
				if b < 0x80 {
					break
				}
			}
			intStringLen := int(stringLen)
			if intStringLen < 0 {
				return protohelpers.ErrInvalidLength
			}
			postIndex := iNdEx + intStringLen
			if postIndex < 0 {
				return protohelpers.ErrInvalidLength
			}
			if postIndex > l {
				return io.ErrUnexpectedEOF
			}
			m.UserName = string(dAtA[iNdEx:postIndex])
			iNdEx = postIndex
		case 6:
			if wireType != 2 {
				return fmt.Errorf("proto: wrong wireType = %d for field Link", wireType)
			}
			var stringLen uint64
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return protohelpers.ErrIntOverflow
				}
				if iNdEx >= l {
					return io.ErrUnexpectedEOF
				}
				b := dAtA[iNdEx]
				iNdEx++
				stringLen |= uint64(b&0x7F) << shift
				if b < 0x80 {
					break
				}
			}
			intStringLen := int(stringLen)
			if intStringLen < 0 {
				return protohelpers.ErrInvalidLength
			}
			postIndex := iNdEx + intStringLen
			if postIndex < 0 {
				return protohelpers.ErrInvalidLength
			}
			if postIndex > l {
				return io.ErrUnexpectedEOF
			}
			m.Link = string(dAtA[iNdEx:postIndex])
			iNdEx = postIndex
		default:
			iNdEx = preIndex
			skippy, err := protohelpers.Skip(dAtA[iNdEx:])
			if err != nil {
				return err
			}
			if (skippy < 0) || (iNdEx+skippy) < 0 {
				return protohelpers.ErrInvalidLength
			}
			if (iNdEx + skippy) > l {
				return io.ErrUnexpectedEOF
			}
			m.unknownFields = append(m.unknownFields, dAtA[iNdEx:iNdEx+skippy]...)
			iNdEx += skippy
		}
	}

	if iNdEx > l {
		return io.ErrUnexpectedEOF
	}
	return nil
}