From 466a32df02c647b8c4eb268fabacc03526e490d4 Mon Sep 17 00:00:00 2001
From: Jack Nagel <jacknagel@gmail.com>
Date: Mon, 15 Apr 2013 15:00:57 -0500
Subject: [PATCH] Optimize Version#<=>

---
 Library/Homebrew/version.rb | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/Library/Homebrew/version.rb b/Library/Homebrew/version.rb
index e504843dee..a72c4e6178 100644
--- a/Library/Homebrew/version.rb
+++ b/Library/Homebrew/version.rb
@@ -11,6 +11,8 @@ class VersionElement
       end
   end
 
+  ZERO = VersionElement.new(0)
+
   def <=>(other)
     return unless other.is_a? VersionElement
     return -1 if string? and other.numeric?
@@ -77,11 +79,12 @@ class Version
     return -1 if not head? and other.head?
 
     stuple, otuple = to_a, other.to_a
+    slen, olen = stuple.length, otuple.length
 
-    max = [stuple.length, otuple.length].max
+    max = [slen, olen].max
 
-    stuple.fill(VersionElement.new(0), stuple.length, max - stuple.length)
-    otuple.fill(VersionElement.new(0), otuple.length, max - otuple.length)
+    stuple.fill(VersionElement::ZERO, slen, max - slen)
+    otuple.fill(VersionElement::ZERO, olen, max - olen)
 
     stuple <=> otuple
   end