[PATCH] http_response: simplify regular expression

[PATCH] http_response: simplify regular expression

[Eric Wong]

It's ugly and less-readable to have redundant \z statements, and
according to ObjectSpace.memsize_of, this saves 4 bytes on x86-64.
---
 lib/unicorn/http_response.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/unicorn/http_response.rb b/lib/unicorn/http_response.rb
index c9c2de8..801bf9a 100644
--- a/lib/unicorn/http_response.rb
+++ b/lib/unicorn/http_response.rb
@@ -33,7 +33,7 @@ module Unicorn::HttpResponse
             "Connection: close\r\n"
       headers.each do |key, value|
         case key
-        when %r{\A(?:Date\z|Connection\z)}i
+        when %r{\A(?:Date|Connection)\z}i
           next
         when "rack.hijack"
           # This should only be hit under Rack >= 1.5, as this was an illegal
-- 
EW