From f911c0b89c6e0c41b6ad218c9235d8706c36a1b2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ville=20Skytt=C3=A4?= <ville.skytta@upcloud.com>
Date: Sun, 14 Aug 2022 00:44:47 +0300
Subject: [PATCH] fix(bash-v2): activeHelp length check syntax (#1762)

```shell
$ set -u
$ foo=()
$ echo ${#foo}
bash: foo: unbound variable
echo ${#foo[*]}
0
```
The above shows that an empty array needs the suffix `[*]` when checking its length, or else it is considered unbound.
---
 bash_completionsV2.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/bash_completionsV2.go b/bash_completionsV2.go
index 767bf0312..351391af3 100644
--- a/bash_completionsV2.go
+++ b/bash_completionsV2.go
@@ -150,7 +150,7 @@ __%[1]s_process_completion_results() {
     __%[1]s_handle_special_char "$cur" =
 
     # Print the activeHelp statements before we finish
-    if [ ${#activeHelp} -ne 0 ]; then
+    if [ ${#activeHelp[*]} -ne 0 ]; then
         printf "\n";
         printf "%%s\n" "${activeHelp[@]}"
         printf "\n"