From 04bf4e5f8977e4e7792f39da87cdf2e67f8ca03c Mon Sep 17 00:00:00 2001
From: Misty De Meo <mistydemeo@gmail.com>
Date: Fri, 6 Apr 2012 09:47:43 -0500
Subject: [PATCH] brew-pull: add support for pulling from taps

---
 Library/Contributions/cmds/brew-pull.rb | 17 +++++++++++++----
 1 file changed, 13 insertions(+), 4 deletions(-)

diff --git a/Library/Contributions/cmds/brew-pull.rb b/Library/Contributions/cmds/brew-pull.rb
index f7e2516d53..f17ecdbc78 100755
--- a/Library/Contributions/cmds/brew-pull.rb
+++ b/Library/Contributions/cmds/brew-pull.rb
@@ -3,18 +3,21 @@
 
 require 'utils'
 
+def tap arg
+  match = arg.match(%r[homebrew-(\w+)/])
+  match[1] if match
+end
+
 if ARGV.empty?
   onoe 'This command requires at least one argument containing a URL or pull request number'
 end
 
-Dir.chdir HOMEBREW_REPOSITORY
-
 ARGV.named.each do|arg|
   if arg.to_i > 0
     url = 'https://github.com/mxcl/homebrew/pull/' + arg
   else
     # This regex should work, if it's too precise, feel free to fix it.
-    url_match = arg.match 'https:\/\/github.com\/\w+\/homebrew\/(pull\/(\d+)|commit\/\w{4,40})'
+    url_match = arg.match 'https:\/\/github.com\/\w+\/homebrew(-\w+)?\/(pull\/(\d+)|commit\/\w{4,40})'
     unless url_match
       ohai 'Ignoring URL:', "Not a GitHub pull request or commit: #{arg}"
       next
@@ -23,6 +26,12 @@ ARGV.named.each do|arg|
     url = url_match[0]
   end
 
+  if tap url
+    Dir.chdir HOMEBREW_REPOSITORY/"Library/Taps/homebrew-#{tap url}"
+  else
+    Dir.chdir HOMEBREW_REPOSITORY
+  end
+
   # GitHub provides commits'/pull-requests' raw patches using this URL.
   url += '.patch'
 
@@ -65,7 +74,7 @@ ARGV.named.each do|arg|
     `git diff #{revision}.. --name-status`.each_line do |line|
       status, filename = line.split
       # Don't try and do anything to removed files.
-      if (status == 'A' or status == 'M') and filename.include? '/Formula/'
+      if (status == 'A' or status == 'M') and filename.include? '/Formula/' or tap url
         formula = File.basename(filename, '.rb')
         ohai "Installing #{formula}"
         # Not sure if this is the best way to install?