Use std::optional for ET feeder node attributes and introduce INVALID_COMM_TYPE in protobuf#3
Open
hxu296 wants to merge 1 commit intoastra-sim:mainfrom
Open
Use std::optional for ET feeder node attributes and introduce INVALID_COMM_TYPE in protobuf#3hxu296 wants to merge 1 commit intoastra-sim:mainfrom
std::optional for ET feeder node attributes and introduce INVALID_COMM_TYPE in protobuf#3hxu296 wants to merge 1 commit intoastra-sim:mainfrom
