func()

in prompb/types.pb.go [3364:3550]

• 186 lines of code
• 53 McCabe index (conditional complexity)

func (m *TimeSeries) Unmarshal(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 ErrIntOverflowTypes
			}
			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: TimeSeries: wiretype end group for non-group")
		}
		if fieldNum <= 0 {
			return fmt.Errorf("proto: TimeSeries: illegal tag %d (wire type %d)", fieldNum, wire)
		}
		switch fieldNum {
		case 1:
			if wireType != 2 {
				return fmt.Errorf("proto: wrong wireType = %d for field Labels", wireType)
			}
			var msglen int
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return ErrIntOverflowTypes
				}
				if iNdEx >= l {
					return io.ErrUnexpectedEOF
				}
				b := dAtA[iNdEx]
				iNdEx++
				msglen |= int(b&0x7F) << shift
				if b < 0x80 {
					break
				}
			}
			if msglen < 0 {
				return ErrInvalidLengthTypes
			}
			postIndex := iNdEx + msglen
			if postIndex < 0 {
				return ErrInvalidLengthTypes
			}
			if postIndex > l {
				return io.ErrUnexpectedEOF
			}
			m.Labels = append(m.Labels, Label{})
			if err := m.Labels[len(m.Labels)-1].Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
				return err
			}
			iNdEx = postIndex
		case 2:
			if wireType != 2 {
				return fmt.Errorf("proto: wrong wireType = %d for field Samples", wireType)
			}
			var msglen int
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return ErrIntOverflowTypes
				}
				if iNdEx >= l {
					return io.ErrUnexpectedEOF
				}
				b := dAtA[iNdEx]
				iNdEx++
				msglen |= int(b&0x7F) << shift
				if b < 0x80 {
					break
				}
			}
			if msglen < 0 {
				return ErrInvalidLengthTypes
			}
			postIndex := iNdEx + msglen
			if postIndex < 0 {
				return ErrInvalidLengthTypes
			}
			if postIndex > l {
				return io.ErrUnexpectedEOF
			}
			m.Samples = append(m.Samples, Sample{})
			if err := m.Samples[len(m.Samples)-1].Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
				return err
			}
			iNdEx = postIndex
		case 3:
			if wireType != 2 {
				return fmt.Errorf("proto: wrong wireType = %d for field Exemplars", wireType)
			}
			var msglen int
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return ErrIntOverflowTypes
				}
				if iNdEx >= l {
					return io.ErrUnexpectedEOF
				}
				b := dAtA[iNdEx]
				iNdEx++
				msglen |= int(b&0x7F) << shift
				if b < 0x80 {
					break
				}
			}
			if msglen < 0 {
				return ErrInvalidLengthTypes
			}
			postIndex := iNdEx + msglen
			if postIndex < 0 {
				return ErrInvalidLengthTypes
			}
			if postIndex > l {
				return io.ErrUnexpectedEOF
			}
			m.Exemplars = append(m.Exemplars, Exemplar{})
			if err := m.Exemplars[len(m.Exemplars)-1].Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
				return err
			}
			iNdEx = postIndex
		case 4:
			if wireType != 2 {
				return fmt.Errorf("proto: wrong wireType = %d for field Histograms", wireType)
			}
			var msglen int
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return ErrIntOverflowTypes
				}
				if iNdEx >= l {
					return io.ErrUnexpectedEOF
				}
				b := dAtA[iNdEx]
				iNdEx++
				msglen |= int(b&0x7F) << shift
				if b < 0x80 {
					break
				}
			}
			if msglen < 0 {
				return ErrInvalidLengthTypes
			}
			postIndex := iNdEx + msglen
			if postIndex < 0 {
				return ErrInvalidLengthTypes
			}
			if postIndex > l {
				return io.ErrUnexpectedEOF
			}
			m.Histograms = append(m.Histograms, Histogram{})
			if err := m.Histograms[len(m.Histograms)-1].Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
				return err
			}
			iNdEx = postIndex
		default:
			iNdEx = preIndex
			skippy, err := skipTypes(dAtA[iNdEx:])
			if err != nil {
				return err
			}
			if (skippy < 0) || (iNdEx+skippy) < 0 {
				return ErrInvalidLengthTypes
			}
			if (iNdEx + skippy) > l {
				return io.ErrUnexpectedEOF
			}
			m.XXX_unrecognized = append(m.XXX_unrecognized, dAtA[iNdEx:iNdEx+skippy]...)
			iNdEx += skippy
		}
	}

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