From b26c502f7915b55908cbae19514271ab400e9b47 Mon Sep 17 00:00:00 2001
From: Jack Nagel <jacknagel@gmail.com>
Date: Wed, 15 May 2013 12:45:38 -0500
Subject: [PATCH] cleanup: refactor cleanup_formula

---
 Library/Homebrew/cmd/cleanup.rb | 33 +++++++++++++++++----------------
 1 file changed, 17 insertions(+), 16 deletions(-)

diff --git a/Library/Homebrew/cmd/cleanup.rb b/Library/Homebrew/cmd/cleanup.rb
index 7b5dc3aacc..cac1eb7559 100644
--- a/Library/Homebrew/cmd/cleanup.rb
+++ b/Library/Homebrew/cmd/cleanup.rb
@@ -34,22 +34,12 @@ module Homebrew extend self
 
   def cleanup_formula f
     if f.installed?
-      f.rack.subdirs.map { |d| Keg.new(d) }.each do |keg|
-        if f.version > keg.version
-          if f.can_cleanup?
-            if !keg.linked?
-              if ARGV.dry_run?
-                puts "Would remove: #{keg}"
-              else
-                puts "Removing: #{keg}..."
-                keg.rmtree
-              end
-            else
-              opoo "Skipping (old) #{keg} due to it being linked"
-            end
-          else
-            opoo "Skipping (old) keg-only: #{keg}"
-          end
+      eligible_kegs = f.rack.subdirs.map { |d| Keg.new(d) }.select { |k| f.version > k.version }
+      eligible_kegs.each do |keg|
+        if f.can_cleanup?
+          cleanup_keg(keg)
+        else
+          opoo "Skipping (old) keg-only: #{keg}"
         end
       end
     elsif f.rack.subdirs.length > 1
@@ -59,6 +49,17 @@ module Homebrew extend self
     end
   end
 
+  def cleanup_keg keg
+    if keg.linked?
+      opoo "Skipping (old) #{keg} due to it being linked"
+    elsif ARGV.dry_run?
+      puts "Would remove: #{keg}"
+    else
+      puts "Removing: #{keg}..."
+      keg.rmtree
+    end
+  end
+
   def cleanup_cache
     return unless HOMEBREW_CACHE.directory?
     HOMEBREW_CACHE.children.select(&:file?).each do |pn|