From eb7efb8dd5f4ca13635e3346b175f995c0727374 Mon Sep 17 00:00:00 2001
From: Mike McQuaid <mike@mikemcquaid.com>
Date: Mon, 3 Jun 2013 20:52:21 +0100
Subject: [PATCH] make erlang versions case-insensitive for bottles.

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

diff --git a/Library/Homebrew/version.rb b/Library/Homebrew/version.rb
index f7d194bace..4a165d72b8 100644
--- a/Library/Homebrew/version.rb
+++ b/Library/Homebrew/version.rb
@@ -127,7 +127,7 @@ class Version
     return m.captures.first unless m.nil?
 
     # e.g. https://github.com/erlang/otp/tarball/OTP_R15B01 (erlang style)
-    m = /[-_](R\d+[AB]\d*(?:-\d+)?)/.match(spec_s)
+    m = /[-_]([Rr]\d+[AaBb]\d*(?:-\d+)?)/.match(spec_s)
     return m.captures.first unless m.nil?
 
     # e.g. boost_1_39_0