Add install dependency tool command.

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>

Makefile

@@ -66,12 +66,8 @@ endif
 	docker tag $(PRODUCTION_IMAGE):latest $(DEPLOY_ACCOUNT)/$(PRODUCTION_IMAGE):$(tag)
 	docker push $(DEPLOY_ACCOUNT)/$(PRODUCTION_IMAGE):$(tag)
 
-install:
+install: tool
 	@which glide || (curl https://glide.sh/get | sh)
-	@which go-junit-report || go get -u github.com/jstemmer/go-junit-report
-	@which gocov || go get -u github.com/axw/gocov/gocov
-	@which gocov-xml || go get -u github.com/AlekSi/gocov-xml
-	@which golint || go get -u github.com/golang/lint/golint
 	@glide install
 
 update:
@@ -80,11 +76,8 @@ update:
 fmt:
 	@echo $(TARGETS_NOVENDOR) | xargs go fmt
 
-lint:
-	@golint -set_exit_status=1 ./...
-
-vet:
-	@go vet -n -x ./...
+tool:
+	sh ./script/coverage.sh tool
 
 junit_report:
 	sh ./script/coverage.sh junit

script/coverage.sh

@@ -31,6 +31,7 @@ show_help() {
 cat << EOF
 Generate test coverage statistics for Go packages.
 
+  tool                           Install go dependency tools like gocov or golint.
   testing [set|count|atomic]     Run go testing for all packages
   coverage                       Generate coverage report for all packages
   junit                          Generate coverage xml report for junit plugin
@@ -40,6 +41,13 @@ Generate test coverage statistics for Go packages.
 EOF
 }
 
+install_dependency_tool() {
+  which go-junit-report || go get -u github.com/jstemmer/go-junit-report
+  which gocov || go get -u github.com/axw/gocov/gocov
+  which gocov-xml || go get -u github.com/AlekSi/gocov-xml
+  which golint || go get -u github.com/golang/lint/golint
+}
+
 testing() {
   test -f ${junit_report} && rm -f ${junit_report}
   coverage_mode=$@
@@ -94,6 +102,8 @@ generate_cloc_report() {
 case "$1" in
   "")
     show_help ;;
+  tool)
+    install_dependency_tool ;;
   testing)
     mode="set"
     test -z $2 || mode=$2