Formula for git-flow AVH Edition

Library/Formula/git-flow-avh.rb

@@ -0,0 +1,28 @@
+require 'formula'
+
+class GitFlowAvh < Formula
+  homepage 'https://github.com/petervanderdoes/gitflow'
+  url 'https://github.com/petervanderdoes/gitflow/archive/1.4.2.zip'
+  version '1.4.2'
+  sha1 'bbfc065d0d72d87d7480a39db44b6f4684882945'
+
+  head 'https://github.com/petervanderdoes/gitflow.git', :branch => 'develop'
+
+  depends_on 'gnu-getopt'
+
+  conflicts_with 'git-flow'
+
+  def install
+    system "make", "prefix=#{prefix}", "install"
+  end
+
+  def caveats; <<-EOS.undent
+    Create a ~/.gitflow_export file with the content 
+      alias getopt="$(brew --prefix gnu-getopt)/bin/getopt"
+     EOS
+  end
+
+  def test
+    system "#{bin}/git-flow version"
+  end
+end

Library/Formula/git-flow.rb

@@ -17,6 +17,8 @@ class GitFlow < Formula
 
   head 'https://github.com/nvie/gitflow.git', :branch => 'develop'
 
+  conflicts_with 'git-flow-avh'
+
   def install
     system "make", "prefix=#{prefix}", "install"