From 17aa90a2c591d922b293a73bdf68e0bfeb0e1301 Mon Sep 17 00:00:00 2001
From: Reto Kromer
Date: Sun, 23 Apr 2017 20:52:40 +0200
Subject: remove inner uncaptured group

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

(limited to 'Library/Homebrew')

diff --git a/Library/Homebrew/version.rb b/Library/Homebrew/version.rb
index e79a68069..323af46f5 100644
--- a/Library/Homebrew/version.rb
+++ b/Library/Homebrew/version.rb
@@ -346,7 +346,7 @@ class Version
 
     # date-based versioning
     # e.g. ltopers-v2017-04-14.tar.gz
-    m = /-v?((?:\d{4}-\d{2}-\d{2}))/.match(stem)
+    m = /-v?(?:\d{4}-\d{2}-\d{2})/.match(stem)
     return m.captures.first unless m.nil?
 
     # e.g. lame-398-1
-- 
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