From c74045cf0771ab51dfeca94b30c447cab6193e60 Mon Sep 17 00:00:00 2001
From: Brian Christian <brchristian@gmail.com>
Date: Tue, 9 Feb 2016 16:02:08 -0800
Subject: allow Array.penultimate and Array.antepenultiate access methods

---
 activesupport/lib/active_support/core_ext/array/access.rb | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'activesupport/lib/active_support')

diff --git a/activesupport/lib/active_support/core_ext/array/access.rb b/activesupport/lib/active_support/core_ext/array/access.rb
index 3177d8498e..e413acddc5 100644
--- a/activesupport/lib/active_support/core_ext/array/access.rb
+++ b/activesupport/lib/active_support/core_ext/array/access.rb
@@ -73,4 +73,18 @@ class Array
   def forty_two
     self[41]
   end
+
+  # Equal to <tt>self[-3]</tt>.
+  #
+  #   %w( a b c d e ).antepenultimate # => "c"
+  def antepenultimate
+    self[-3]
+  end
+
+  # Equal to <tt>self[-2]</tt>.
+  #
+  #   %w( a b c d e ).penultimate # => "d"
+  def penultimate
+    self[-2]
+  end
 end
-- 
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