From f246ec52e9547f026c489decf29c739390b20633 Mon Sep 17 00:00:00 2001
From: Kazuhiro NISHIYAMA <zn@mbf.nifty.com>
Date: Tue, 17 Dec 2013 22:42:53 +0900
Subject: [PATCH] "set -u" before "set -x"

---
 bin/rbenv-plug   | 5 ++---
 bin/rbenv-unplug | 5 ++---
 2 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/bin/rbenv-plug b/bin/rbenv-plug
index 9acee0a..8fc712a 100755
--- a/bin/rbenv-plug
+++ b/bin/rbenv-plug
@@ -6,9 +6,8 @@
 #        rbenv plug <github-user/repo>
 #        rbenv plug <git-url>
 
-set -eo pipefail
-[ -n "$RBENV_DEBUG" ] && set -x
-set -u
+set -euo pipefail
+[ -n "${RBENV_DEBUG-}" ] && set -x
 shopt -s nullglob
 
 [ $# -gt 0 ] || exec rbenv-help plug
diff --git a/bin/rbenv-unplug b/bin/rbenv-unplug
index 18fa609..0c13631 100755
--- a/bin/rbenv-unplug
+++ b/bin/rbenv-unplug
@@ -8,9 +8,8 @@
 #        for confirmation. If the plugins do not exist, do not
 #        display an error message.
 
-set -e
-[ -n "$RBENV_DEBUG" ] && set -x
-set -u
+set -euo pipefail
+[ -n "${RBENV_DEBUG-}" ] && set -x
 shopt -s nullglob
 
 [ $# -gt 0 ] || exec rbenv-help unplug