From 1a32ba3d2bdc43d38d7aaece9ea87947745a4d87 Mon Sep 17 00:00:00 2001
From: Bob Wombat Hogg <wombat@rwhogg.site>
Date: Sun, 5 Apr 2020 11:05:30 -0400
Subject: [PATCH] system_command_spec: Make part of bash error regex optional

---
 Library/Homebrew/test/system_command_spec.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Library/Homebrew/test/system_command_spec.rb b/Library/Homebrew/test/system_command_spec.rb
index 3be1f4aa20712..5c5506eecd13e 100644
--- a/Library/Homebrew/test/system_command_spec.rb
+++ b/Library/Homebrew/test/system_command_spec.rb
@@ -37,7 +37,7 @@
       it "unsets them" do
         expect {
           command.run!
-        }.to raise_error(/C: parameter null or not set/)
+        }.to raise_error(/C: parameter (null or )?not set/)
       end
     end