add "make generate"

1 files changed, 9 insertions, 1 deletions

diff --git a/Makefile b/Makefile
index b159e53..ada11ab 100644
--- a/Makefile
+++ b/Makefile
@@ -3,7 +3,15 @@
 # cd ~/go/src/google.golang.org/protobuf/cmd/protoc-gen-go
 # go install
 
-all: proto goimports vet
+all: generate goimports vet
+
+generate: clean
+	go mod init
+	go mod tidy
+	go generate
+
+go-generate:
+	rm -f *.pb.go *.patch
 
 vet:
 	@GO111MODULE=off go vet