1 files changed, 7 insertions, 1 deletions
diff --git a/Library/Homebrew/brewkit.rb b/Library/Homebrew/brewkit.rb
index 3adbe5195..95243810c 100644
--- a/Library/Homebrew/brewkit.rb
+++ b/Library/Homebrew/brewkit.rb
@@ -87,9 +87,15 @@ end
 
 # make our code neater
 class Pathname
-  def mv dst
+  def mv dst    
     FileUtils.mv to_s, dst
   end
+  
+  def rename dst
+    dst=Pathname.new dst
+    dst.unlink if dst.exist?
+    mv dst
+  end
 
   def install src
     FileUtils.mv src, to_s