From cc638819fd54d4d1a80566d785a1acd57ce0ff44 Mon Sep 17 00:00:00 2001
From: Marten Seemann <martenseemann@gmail.com>
Date: Wed, 5 Aug 2020 11:25:00 +0700
Subject: [PATCH] fix error check in the gogenerate Travis task

---
 .travis/script.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.travis/script.sh b/.travis/script.sh
index 1472d875a..a7985a1b0 100755
--- a/.travis/script.sh
+++ b/.travis/script.sh
@@ -20,7 +20,7 @@ if [ ${TESTMODE} == "gogenerate" ]; then
   find . -type f -name "*.go" -exec shasum {} \; > checksums_after.txt
   DIFF=`diff checksums_before.txt checksums_after.txt`
   echo $DIFF
-  if [ ! -z "$var" ]; then
+  if [ -n "$DIFF" ]; then
     exit 1
   fi
 fi