From 9c294364c63e61da8a1e292ca8f7894354e5218d Mon Sep 17 00:00:00 2001
From: Misty De Meo
Date: Wed, 28 Nov 2012 10:58:29 -0600
Subject: Fix Formula.factory for Formula subclasses

Fixes Homebrew/homebrew#16288.
---
 Library/Homebrew/formula.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'Library')

diff --git a/Library/Homebrew/formula.rb b/Library/Homebrew/formula.rb
index cb78221fd..d553846e3 100644
--- a/Library/Homebrew/formula.rb
+++ b/Library/Homebrew/formula.rb
@@ -395,7 +395,7 @@ class Formula
       raise LoadError
     end
 
-    raise NameError if klass.superclass != Formula
+    raise NameError if !klass.ancestors.include? Formula
 
     return klass.new(name) if install_type == :from_name
     return klass.new(name, path.to_s)
-- 
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