feat: add check unused package. (#85)

.drone.yml

@@ -21,6 +21,7 @@ pipeline:
       - make vet
       - make lint
       # - make test
+      - make test-vendor
       - coverage all
       - make coverage
       - make build

Makefile

@@ -14,6 +14,7 @@ GOFILES := $(shell find . -name "*.go" -type f -not -path "./vendor/*")
 SOURCES ?= $(shell find . -name "*.go" -type f)
 TAGS ?=
 LDFLAGS ?= -X 'main.Version=$(VERSION)'
+TMPDIR := $(shell mktemp -d 2>/dev/null || mktemp -d -t 'tempdir')
 
 ifneq ($(shell uname), Darwin)
 	EXTLDFLAGS = -extldflags "-static" $(null)
@@ -39,6 +40,19 @@ fmt-check:
 		exit 1; \
 	fi;
 
+.PHONY: test-vendor
+test-vendor:
+	@hash govendor > /dev/null 2>&1; if [ $$? -ne 0 ]; then \
+		go get -u github.com/kardianos/govendor; \
+	fi
+	govendor list +unused | tee "$(TMPDIR)/wc-gitea-unused"
+	[ $$(cat "$(TMPDIR)/wc-gitea-unused" | wc -l) -eq 0 ] || echo "Warning: /!\\ Some vendor are not used /!\\"
+
+	govendor list +outside | tee "$(TMPDIR)/wc-gitea-outside"
+	[ $$(cat "$(TMPDIR)/wc-gitea-outside" | wc -l) -eq 0 ] || exit 1
+
+	govendor status || exit 1
+
 fmt:
 	$(GOFMT) -w $(GOFILES)