From 590a44209d16110f1c9a73a3bc0f9da410ca12a8 Mon Sep 17 00:00:00 2001
From: Bo-Yi Wu <appleboy.tw@gmail.com>
Date: Thu, 30 Mar 2017 14:29:53 +0800
Subject: [PATCH] feat: add fmt check command. (#202)

---
 Makefile | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index a5e9616..044a8f4 100644
--- a/Makefile
+++ b/Makefile
@@ -41,6 +41,22 @@ endif
 fmt:
 	find . -name "*.go" -type f -not -path "./vendor/*" | xargs gofmt -s -w
 
+.PHONY: fmt-check
+fmt-check:
+	@if git diff --quiet --exit-code; then \
+		$(MAKE) fmt && git diff --exit-code || { \
+			git checkout .; \
+			echo; \
+			echo "Please run 'make fmt' and commit the result"; \
+			echo; \
+			false; } >&2; \
+	else { \
+		echo; \
+		echo "'make fmt-check' cannot be run with unstaged changes"; \
+		echo; \
+		false; } >&2; \
+	fi
+
 vet:
 	go vet $(PACKAGES)
 
@@ -76,7 +92,7 @@ build: $(EXECUTABLE)
 $(EXECUTABLE): $(SOURCES)
 	go build -v -tags '$(TAGS)' -ldflags '$(EXTLDFLAGS)-s -w $(LDFLAGS)' -o bin/$@
 
-test:
+test: fmt-check
 	for PKG in $(PACKAGES); do go test -v -cover -coverprofile $$GOPATH/src/$$PKG/coverage.txt $$PKG || exit 1; done;
 
 redis_test: init