From 03fd619614bef8291b7185d03aa6db7d9d928da6 Mon Sep 17 00:00:00 2001
From: Daniel Hahler <git@thequod.de>
Date: Thu, 27 Nov 2014 13:31:44 +0100
Subject: [PATCH] Make env_shasum local in _autoenv_hash_pair

---
 autoenv.zsh | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/autoenv.zsh b/autoenv.zsh
index f105c27..034b7fe 100644
--- a/autoenv.zsh
+++ b/autoenv.zsh
@@ -124,7 +124,8 @@ zmodload -F zsh/stat b:zstat
 
 _autoenv_hash_pair() {
   local env_file=${1:A}
-  if (( $+2 )); then
+  local env_shasum
+  if [[ -n $2 ]]; then
     env_shasum=$2
   else
     env_shasum=$(shasum $env_file | cut -d' ' -f1)