Merge pull request #1192 from mvdan/shfmt

Add shell formatting via shfmt

Author: hqhq

Dockerfile

@@ -36,6 +36,15 @@ RUN mkdir -p /usr/src/criu \
     && cd /usr/src/criu \
     && make install-criu
 
+# install shfmt
+RUN mkdir -p /go/src/github.com/mvdan \
+    && cd /go/src/github.com/mvdan \
+    && git clone https://github.com/mvdan/sh \
+    && cd sh \
+    && git checkout -f v0.4.0 \
+    && go install ./cmd/shfmt \
+    && rm -rf /go/src/github.com/mvdan
+
 # setup a playground for us to spawn containers in
 ENV ROOTFS /busybox
 RUN mkdir -p ${ROOTFS} \

Makefile

@@ -119,6 +119,7 @@ clean:
 
 validate:
 	script/validate-gofmt
+	script/validate-shfmt
 	go vet ./...
 
 ci: validate localtest