➜  ~ cd /tmp
➜  /tmp mkdir src
➜  /tmp cd src
➜  src vi person.proto
➜  src protoc --go_out=. *.proto

➜  src ll
total 16
-rw-r--r--  1 tsovak  wheel   2.6K Oct 16 01:17 person.pb.go
-rw-r--r--  1 tsovak  wheel    91B Oct 16 01:17 person.proto
➜  src protoc --version
libprotoc 3.14.0
➜  src