From 51330a7d31bc0e3b90bc9ff04d1cc923a372ed66 Mon Sep 17 00:00:00 2001
From: Tom Ryder <tom@sanctum.geek.nz>
Date: Sat, 1 Dec 2018 02:06:43 +1300
Subject: Simplify an array operation in `bd` completion

---
 bash/bash_completion.d/bd.bash | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'bash/bash_completion.d/bd.bash')

diff --git a/bash/bash_completion.d/bd.bash b/bash/bash_completion.d/bd.bash
index 86146a4e..1c1a40a8 100644
--- a/bash/bash_completion.d/bd.bash
+++ b/bash/bash_completion.d/bd.bash
@@ -10,7 +10,7 @@ _bd() {
 
     # Remove the last element in the array (the current directory)
     ((${#dirnames[@]})) || return 1
-    dirnames=("${dirnames[@]:0:$((${#dirnames[@]}-1))}")
+    dirnames=("${dirnames[@]:0:${#dirnames[@]}-1}")
 
     # Add the matching dirnames to the reply
     local dirname
-- 
cgit v1.2.3