From 6dbdc9ab0c5c87d94569bb418c4838edceff09b7 Mon Sep 17 00:00:00 2001
From: Max Howell
Date: Fri, 7 Aug 2009 15:49:58 +0100
Subject: Remove duplicates from ARGV.named

Includes test
---
 Library/Homebrew/ARGV+yeast.rb | 2 +-
 Library/Homebrew/unittest.rb   | 8 ++++++++
 2 files changed, 9 insertions(+), 1 deletion(-)

(limited to 'Library')

diff --git a/Library/Homebrew/ARGV+yeast.rb b/Library/Homebrew/ARGV+yeast.rb
index 92d341254..c61e2d2c2 100644
--- a/Library/Homebrew/ARGV+yeast.rb
+++ b/Library/Homebrew/ARGV+yeast.rb
@@ -17,7 +17,7 @@
 #
 module HomebrewArgvExtension
   def named
-    reject {|arg| arg[0..0] == '-'}
+    reject{|arg| arg[0..0] == '-'}.collect{|arg| arg.downcase}.uniq
   end
   def options
     select {|arg| arg[0..0] == '-'}
diff --git a/Library/Homebrew/unittest.rb b/Library/Homebrew/unittest.rb
index 1bee7b3a6..d4339ebad 100755
--- a/Library/Homebrew/unittest.rb
+++ b/Library/Homebrew/unittest.rb
@@ -255,4 +255,12 @@ class BeerTasting <Test::Unit::TestCase
     assert_raises(RuntimeError) { f.prefix }
     nostdout { assert_raises(ExecutionError) { f.brew } }
   end
+
+  def test_no_ARGV_dupes
+    ARGV.unshift'foo'
+    ARGV.unshift'foo'
+    n=0
+    ARGV.named.each{|arg| n+=1 if arg == 'foo'}
+    assert_equal 1, n
+  end
 end
-- 
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