git-completion.bash: use correct Bash/Zsh array length syntax

drafnel · gitster · commit 5d5812f492db · 2013-08-21T16:38:47.000-07:00
The syntax for retrieving the number of elements in an array is:

   ${#name[@]}

Signed-off-by: Brandon Casey &lt;drafnel@gmail.com&gt;
Signed-off-by: Junio C Hamano &lt;gitster@pobox.com&gt;
diff --git a/contrib/completion/git-completion.bash b/contrib/completion/git-completion.bash
@@ -2580,7 +2580,7 @@ if [[ -n ${ZSH_VERSION-} ]]; then
 				--*=*|*.) ;;
 				*) c="$c " ;;
 				esac
-				array[$#array+1]="$c"
+				array[${#array[@]}+1]="$c"
 			done
 			compset -P '*[=:]'
 			compadd -Q -S '' -p "${2-}" -a -- array && _ret=0
