func()

in go/proto/api/v1/common.pb.go [2547:2726]

• 179 lines of code
• 49 McCabe index (conditional complexity)

func (m *Memo) 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 ErrIntOverflowCommon
			}
			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: Memo: wiretype end group for non-group")
		}
		if fieldNum <= 0 {
			return fmt.Errorf("proto: Memo: illegal tag %d (wire type %d)", fieldNum, wire)
		}
		switch fieldNum {
		case 1:
			if wireType != 2 {
				return fmt.Errorf("proto: wrong wireType = %d for field Fields", wireType)
			}
			var msglen int
			for shift := uint(0); ; shift += 7 {
				if shift >= 64 {
					return ErrIntOverflowCommon
				}
				if iNdEx >= l {
					return io.ErrUnexpectedEOF
				}
				b := dAtA[iNdEx]
				iNdEx++
				msglen |= int(b&0x7F) << shift
				if b < 0x80 {
					break
				}
			}
			if msglen < 0 {
				return ErrInvalidLengthCommon
			}
			postIndex := iNdEx + msglen
			if postIndex < 0 {
				return ErrInvalidLengthCommon
			}
			if postIndex > l {
				return io.ErrUnexpectedEOF
			}
			if m.Fields == nil {
				m.Fields = make(map[string]*Payload)
			}
			var mapkey string
			var mapvalue *Payload
			for iNdEx < postIndex {
				entryPreIndex := iNdEx
				var wire uint64
				for shift := uint(0); ; shift += 7 {
					if shift >= 64 {
						return ErrIntOverflowCommon
					}
					if iNdEx >= l {
						return io.ErrUnexpectedEOF
					}
					b := dAtA[iNdEx]
					iNdEx++
					wire |= uint64(b&0x7F) << shift
					if b < 0x80 {
						break
					}
				}
				fieldNum := int32(wire >> 3)
				if fieldNum == 1 {
					var stringLenmapkey uint64
					for shift := uint(0); ; shift += 7 {
						if shift >= 64 {
							return ErrIntOverflowCommon
						}
						if iNdEx >= l {
							return io.ErrUnexpectedEOF
						}
						b := dAtA[iNdEx]
						iNdEx++
						stringLenmapkey |= uint64(b&0x7F) << shift
						if b < 0x80 {
							break
						}
					}
					intStringLenmapkey := int(stringLenmapkey)
					if intStringLenmapkey < 0 {
						return ErrInvalidLengthCommon
					}
					postStringIndexmapkey := iNdEx + intStringLenmapkey
					if postStringIndexmapkey < 0 {
						return ErrInvalidLengthCommon
					}
					if postStringIndexmapkey > l {
						return io.ErrUnexpectedEOF
					}
					mapkey = string(dAtA[iNdEx:postStringIndexmapkey])
					iNdEx = postStringIndexmapkey
				} else if fieldNum == 2 {
					var mapmsglen int
					for shift := uint(0); ; shift += 7 {
						if shift >= 64 {
							return ErrIntOverflowCommon
						}
						if iNdEx >= l {
							return io.ErrUnexpectedEOF
						}
						b := dAtA[iNdEx]
						iNdEx++
						mapmsglen |= int(b&0x7F) << shift
						if b < 0x80 {
							break
						}
					}
					if mapmsglen < 0 {
						return ErrInvalidLengthCommon
					}
					postmsgIndex := iNdEx + mapmsglen
					if postmsgIndex < 0 {
						return ErrInvalidLengthCommon
					}
					if postmsgIndex > l {
						return io.ErrUnexpectedEOF
					}
					mapvalue = &Payload{}
					if err := mapvalue.Unmarshal(dAtA[iNdEx:postmsgIndex]); err != nil {
						return err
					}
					iNdEx = postmsgIndex
				} else {
					iNdEx = entryPreIndex
					skippy, err := skipCommon(dAtA[iNdEx:])
					if err != nil {
						return err
					}
					if (skippy < 0) || (iNdEx+skippy) < 0 {
						return ErrInvalidLengthCommon
					}
					if (iNdEx + skippy) > postIndex {
						return io.ErrUnexpectedEOF
					}
					iNdEx += skippy
				}
			}
			m.Fields[mapkey] = mapvalue
			iNdEx = postIndex
		default:
			iNdEx = preIndex
			skippy, err := skipCommon(dAtA[iNdEx:])
			if err != nil {
				return err
			}
			if (skippy < 0) || (iNdEx+skippy) < 0 {
				return ErrInvalidLengthCommon
			}
			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
}