[Update] Exit with fancy error when branch is empty

2019-07-08 18:45:57 +02:00 · 2019-07-08 18:45:57 +02:00 · f0e51a39d7
parent 59ca12a7e4
commit f0e51a39d7
1 changed files with 10 additions and 9 deletions
--- a/update.sh
+++ b/update.sh
@ -26,6 +26,7 @@ DATE=$(date +%Y-%m-%d_%H_%M_%S)
 BRANCH=$(git rev-parse --abbrev-ref HEAD)

 function prefetch_images() {
+  [[ -z ${BRANCH} ]] && { echo -e "\e[33m\nUnknown branch...\e[0m"; exit 1; }
  while read image; do
    RET_C=0
    until docker pull ${image}; do