From e4bb7b5b35e886701f89ca9cdab385c866cef345 Mon Sep 17 00:00:00 2001
From: Bora Alper <boramalper@gmail.com>
Date: Fri, 3 Aug 2018 13:11:36 +0300
Subject: [PATCH] fixed .travis.yml (4)

---
 .travis.yml | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index 8f4219b..4aaa655 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -45,6 +45,14 @@ script:
   - "go vet github.com/boramalper/magnetico/pkg/persistence/..."
 
   # Formatting Errors
-  - "gofmt -l ${GOPATH}/src/github.com/boramalper/magnetico/cmd/magneticod/"
-  - "gofmt -l ${GOPATH}/src/github.com/boramalper/magnetico/cmd/magneticow/"
-  - "gofmt -l ${GOPATH}/src/github.com/boramalper/magnetico/pkg/persistence/"
+  #
+  # Since gofmt returns zero even if there are files to be formatted, we use:
+  #
+  #   ! gofmt -d ${GOPATH}/path/ 2>&1 | read
+  #
+  # to return 1 if there are files to be formatted, and 0 if not.
+  #
+  # https://groups.google.com/forum/#!topic/Golang-Nuts/pdrN4zleUio
+  - "! gofmt -l ${GOPATH}/src/github.com/boramalper/magnetico/cmd/magneticod/ 2>&1 | read"
+  - "! gofmt -l ${GOPATH}/src/github.com/boramalper/magnetico/cmd/magneticow/ 2>&1 | read"
+  - "! gofmt -l ${GOPATH}/src/github.com/boramalper/magnetico/pkg/persistence/ 2>&1 | read"