From 4e16c6026b708c9837c84569283f0a15372fafbc Mon Sep 17 00:00:00 2001
From: Ferdinand Niedermann
Date: Mon, 28 Mar 2011 13:10:46 +0200
Subject: brew depstree: shows a tree of dependencies for a formula

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
---
 Library/Contributions/examples/brew-depstree.rb | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100755 Library/Contributions/examples/brew-depstree.rb

(limited to 'Library')

diff --git a/Library/Contributions/examples/brew-depstree.rb b/Library/Contributions/examples/brew-depstree.rb
new file mode 100755
index 000000000..f8d6989b1
--- /dev/null
+++ b/Library/Contributions/examples/brew-depstree.rb
@@ -0,0 +1,21 @@
+require 'formula'
+
+module Homebrew extend self
+  def depstree
+    ARGV.formulae.each do |f|
+      puts f
+      recursive_deps_tree(f, 1)
+      puts
+    end
+  end
+
+private
+  def recursive_deps_tree(formula, level)
+    formula.deps.each do |dep|
+      puts "> "*level+dep
+      recursive_deps_tree(Formula.factory(dep), level+1)
+    end
+  end
+end
+
+Homebrew.depstree
-- 
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