From 0233def5452aca0a3213e657dc4d4d5efd75b064 Mon Sep 17 00:00:00 2001
From: Jack Nagel
Date: Wed, 9 Oct 2013 21:41:15 -0500
Subject: VCSDownloadStrategy: destructure spec hash more efficiently

---
 Library/Homebrew/download_strategy.rb | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

(limited to 'Library')

diff --git a/Library/Homebrew/download_strategy.rb b/Library/Homebrew/download_strategy.rb
index 6fc519c5f..09530d280 100644
--- a/Library/Homebrew/download_strategy.rb
+++ b/Library/Homebrew/download_strategy.rb
@@ -49,8 +49,11 @@ end
 class VCSDownloadStrategy < AbstractDownloadStrategy
   def initialize name, resource
     super
-    specs = resource.specs
-    @ref_type, @ref = specs.dup.shift unless specs.empty?
+    @ref_type, @ref = destructure_spec_hash(resource.specs)
+  end
+
+  def destructure_spec_hash(spec)
+    spec.each { |o| return o }
   end
 end
 
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