Check IDs before reversing it.

fourdollars · Jun 23, 2022 · df88b62 · df88b62
1 parent 2df0ac3
commit df88b62
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/in b/in
@@ -430,8 +430,12 @@ esac
 
 case "$0" in
     ('/opt/resource/check')
-        mapfile -t reverseIDs < <(sort -u -n <<<"${IDs[*]}")
         json=
+        if [ -n "${IDs[*]}" ]; then
+            mapfile -t reverseIDs < <(sort -u -n <<<"${IDs[*]}")
+        else
+            reverseIDs=()
+        fi
         for id in "${reverseIDs[@]}"; do
             if [ -z "$json" ]; then
                 json=$(cat <<ENDLINE