5 repeated int32 array = 1 [(nanopb).max_count = 8];
8 /* Oneof in a message with other fields */
11 required int32 prefix = 1;
15 string second = 6 [(nanopb).max_size = 8];
18 required int32 suffix = 99;
21 /* Oneof in a message by itself */
22 message PlainOneOfMessage
27 string second = 6 [(nanopb).max_size = 8];