From 38e26ed92989a3c8611d6d7bfa8fea76e86452fd Mon Sep 17 00:00:00 2001
From: Misty De Meo <mistydemeo@gmail.com>
Date: Thu, 27 Mar 2014 10:14:08 -0700
Subject: [PATCH] extend/string: backport #rpartition

---
 Library/Homebrew/extend/string.rb | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/Library/Homebrew/extend/string.rb b/Library/Homebrew/extend/string.rb
index 7fe47d38e4..56126e247a 100644
--- a/Library/Homebrew/extend/string.rb
+++ b/Library/Homebrew/extend/string.rb
@@ -33,6 +33,15 @@ class String
     end
   end unless method_defined?(:end_with?)
 
+  # 1.8.7 or later; used in bottle code
+  def rpartition(separator)
+    if ind = rindex(separator)
+      [slice(0, ind), separator, slice(ind+1, -1) || '']
+    else
+      ['', '', dup]
+    end
+  end unless method_defined?(:rpartition)
+
   # String.chomp, but if result is empty: returns nil instead.
   # Allows `chuzzle || foo` short-circuits.
   def chuzzle