From 878c43aff4f9047de90ead0729bdec11cfbde1c7 Mon Sep 17 00:00:00 2001
From: Ivan Malison <IvanMalison@gmail.com>
Date: Mon, 15 Jun 2015 14:56:01 -0700
Subject: [PATCH] make is_zsh definition less complicated.

---
 dotfiles/lib/shellenv/functions.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dotfiles/lib/shellenv/functions.sh b/dotfiles/lib/shellenv/functions.sh
index 76adba9c..588cd312 100644
--- a/dotfiles/lib/shellenv/functions.sh
+++ b/dotfiles/lib/shellenv/functions.sh
@@ -80,7 +80,7 @@ function current_shell() {
 }
 
 function is_zsh() {
-    test -n "$(current_shell | grep -o zsh)"
+	[ ! -z ${ZSH_VERSION+x} ]
 }
 
 function git_diff_add() {