From 82f5bd7c9c9118f2e5b623860beee1c76e03cec0 Mon Sep 17 00:00:00 2001
From: Michael Allen <michael@michaelallen.io>
Date: Mon, 9 Mar 2015 11:48:49 +0000
Subject: prevent bad grep usage when no branch_name

---
 git-base.sh | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

(limited to 'git-base.sh')

diff --git a/git-base.sh b/git-base.sh
index 40f733b..2debafa 100755
--- a/git-base.sh
+++ b/git-base.sh
@@ -123,12 +123,14 @@ readable_branch_name() {
 
 remote_branch_name() {
   local localRef="$(branch_name)"
-  local remoteBranch="$(git for-each-ref --format='%(upstream:short)' refs/heads $localRef 2>/dev/null | grep $localRef)"
-  if [[ -n $remoteBranch ]]; then
-    echo $remoteBranch
-    return 0
-  else
-    return 1
+  if [[ -n "$localRef" ]]; then
+    local remoteBranch="$(git for-each-ref --format='%(upstream:short)' refs/heads $localRef 2>/dev/null | grep $localRef)"
+    if [[ -n $remoteBranch ]]; then
+      echo $remoteBranch
+      return 0
+    else
+      return 1
+    fi
   fi
 }
 
-- 
cgit v1.2.3