fix(bash-v2): activeHelp length check syntax (#1762)

```shell
$ set -u
$ foo=()
$ echo ${#foo}
bash: foo: unbound variable
echo ${#foo[*]}
0
```
The above shows that an empty array needs the suffix `[*]` when checking its length, or else it is considered unbound.
This commit is contained in:
Ville Skyttä 2022-08-14 00:44:47 +03:00 committed by GitHub
parent 7790bf97fd
commit f911c0b89c
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@ -150,7 +150,7 @@ __%[1]s_process_completion_results() {
__%[1]s_handle_special_char "$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"