fix unbound variable issue when get version

8 years ago · 895e8d086f
parent 5ed2d6bddb
commit 895e8d086f
1 changed files with 7 additions and 2 deletions
--- a/scripts/get
+++ b/scripts/get
@ -192,8 +192,13 @@ set -u
 while [[ $# -gt 0 ]]; do
  case $1 in
    '--version'|-v)
-       export DESIRED_VERSION="${2}" 
       shift
+       if [[ $# -ne 0 ]]; then
+           export DESIRED_VERSION="${1}"
+       else
+           echo -e "Please provide the desired version. e.g. --version v2.4.0 or -v latest"
+           exit 0
+       fi
       ;;
    '--help'|-h) 
       help