From db0c93dbae352a3e4ab83e31d360919f1bc3b3d7 Mon Sep 17 00:00:00 2001
From: Jack Nagel <jacknagel@gmail.com>
Date: Thu, 16 May 2013 14:06:25 -0500
Subject: [PATCH] fetch: use concat rather than << and flatten

---
 Library/Homebrew/cmd/fetch.rb | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/Library/Homebrew/cmd/fetch.rb b/Library/Homebrew/cmd/fetch.rb
index dd33c5c335..52dc3977be 100644
--- a/Library/Homebrew/cmd/fetch.rb
+++ b/Library/Homebrew/cmd/fetch.rb
@@ -10,10 +10,9 @@ module Homebrew extend self
       bucket = []
       ARGV.formulae.each do |f|
         bucket << f
-        bucket << f.recursive_dependencies.map(&:to_formula)
+        bucket.concat f.recursive_dependencies.map(&:to_formula)
       end
-
-      bucket = bucket.flatten.uniq
+      bucket.uniq!
     else
       bucket = ARGV.formulae
     end