From 9132b6dec9cf2f37d3224c362bee9cfc56740199 Mon Sep 17 00:00:00 2001
From: "Travis A. Everett" <travis.a.everett@gmail.com>
Date: Thu, 2 Apr 2020 22:41:08 -0500
Subject: [PATCH] Fix regexp with space for compatibility

---
 yadm | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/yadm b/yadm
index f3a2343..6e07390 100755
--- a/yadm
+++ b/yadm
@@ -1318,7 +1318,8 @@ function is_valid_branch_name() {
   #  * "~", "^", ":", "\", space
   #  * end with a "/"
   #  * end with ".lock"
-  [[ "$1" =~ (\/\.|\.\.|[~^:\\ ]|\/$|\.lock$) ]] && return 1
+  pattern='(\/\.|\.\.|[~^:\\ ]|\/$|\.lock$)'
+  [[ "$1" =~ $pattern ]] && return 1
   return 0
 }