1 files changed, 17 insertions, 0 deletions
diff --git a/Library/Homebrew/cmd/untap.rb b/Library/Homebrew/cmd/untap.rb
new file mode 100644
index 000000000..78778e6fc
--- /dev/null
+++ b/Library/Homebrew/cmd/untap.rb
@@ -0,0 +1,17 @@
+require 'cmd/tap' # for Pathname.recursive_formula
+
+module Homebrew extend self
+  def untap
+    user, repo = tap_args
+    tapd = HOMEBREW_PREFIX/"Library/Taps/#{user}-#{repo}"
+
+    raise "No such tap!" unless tapd.directory?
+
+    tapd.find_formula do |pn|
+      pn = HOMEBREW_REPOSITORY/"Library/Formula"/pn.basename
+      pn.delete if pn.symlink? and pn.realpath.to_s =~ %r[^#{tapd.realpath}]
+    end
+
+    rm_rf tapd
+  end
+end