1 files changed, 13 insertions, 0 deletions
diff --git a/Library/Homebrew/cmd/deps.rb b/Library/Homebrew/cmd/deps.rb
index eed04ae0f..9bba1ef39 100644
--- a/Library/Homebrew/cmd/deps.rb
+++ b/Library/Homebrew/cmd/deps.rb
@@ -1,11 +1,24 @@
 require 'formula'
 
+def recursive_deps_tree f, level
+  f.deps.each do |dep|
+    puts "> "*level+dep
+    recursive_deps_tree(Formula.factory(dep), level+1)
+  end
+end
+
 module Homebrew extend self
   def deps
     if ARGV.include? '--all'
       Formula.each do |f|
         puts "#{f.name}: #{f.deps*' '}"
       end
+    elsif ARGV.include? '--tree'
+      ARGV.formulae.each do |f|
+        puts f
+        recursive_deps_tree(f, 1)
+        puts
+      end
     else
       all_deps = ARGV.formulae.map{ |f| ARGV.one? ? f.deps : f.recursive_deps }.intersection
       all_deps.sort! unless ARGV.include? "-n"