From 1738ba9ad385701ee777bf4ea2cc7a64bd28f615 Mon Sep 17 00:00:00 2001
From: William Melody <hi@williammelody.com>
Date: Mon, 14 May 2018 21:22:26 -0700
Subject: [PATCH] Use double square brackets for option parsing `while` test.

---
 hosts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hosts b/hosts
index 004b37c..2201a61 100755
--- a/hosts
+++ b/hosts
@@ -143,7 +143,7 @@ _CMD=""
 _USE_DEBUG=0
 _AUTO_SUDO=0
 
-while [ ${#} -gt 0 ]
+while [[ ${#} -gt 0 ]]
 do
   __opt="${1}"