Add help for listtags

2022-11-16 08:00:13 +01:00 · 2022-11-16 08:00:13 +01:00 · d743baa4d4
parent 70ea680b0f
commit d743baa4d4
1 changed files with 1 additions and 0 deletions
--- a/tag.sh
+++ b/tag.sh
@ -190,6 +190,7 @@ main() {
    fi 

    if [[ "$1" = "listtags" ]]; then
+        [ -z "${2:-}" ] && fail "Usage: $SCRIPT_NAME listtags filename"
        listtags "$2"
        exit 0
    fi