Hi, I wondered if any consideration was given to using an enum instead
of all the #defines.
I guess, your patch would not be much different; you can still have
all the nice names and assign the appropriate values to the enum
values same as now, but using an enum you might also gain
type-checking in the code and also get warnings for the "switch"
statements if there are any cases accidentally omitted.
For example, see typedef enum LogicalRepMsgType [1].
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[1]
https://github.com/postgres/postgres/blob/eeb4eeea2c525c51767ffeafda0070b946f26ae8/src/include/replication/logicalproto.h#L57C31-L57C31
Kind Regards,
Peter Smith
Fujitsu Australia