From 1163e1d87ac7f86d33fda71079cec9a7b5c3b5ae Mon Sep 17 00:00:00 2001
From: Roland Walker <walker@pobox.com>
Date: Sat, 27 Dec 2014 08:20:16 -0500
Subject: [PATCH] move Hash monkeypatch to separate file

---
 lib/cask/extend.rb      |  1 +
 lib/cask/extend/hash.rb |  8 ++++++++
 lib/cask/utils.rb       | 10 ----------
 3 files changed, 9 insertions(+), 10 deletions(-)
 create mode 100644 lib/cask/extend/hash.rb

diff --git a/lib/cask/extend.rb b/lib/cask/extend.rb
index c76827a49..ffebb062e 100644
--- a/lib/cask/extend.rb
+++ b/lib/cask/extend.rb
@@ -1,3 +1,4 @@
 # monkeypatching
+require 'cask/extend/hash'
 require 'cask/extend/string'
 require 'cask/extend/pathname'
diff --git a/lib/cask/extend/hash.rb b/lib/cask/extend/hash.rb
new file mode 100644
index 000000000..204ea3c89
--- /dev/null
+++ b/lib/cask/extend/hash.rb
@@ -0,0 +1,8 @@
+class Hash
+  def assert_valid_keys(*valid_keys)
+    unknown_keys = self.keys - valid_keys
+    unless unknown_keys.empty?
+      raise CaskError.new %Q{Unknown keys: #{unknown_keys.inspect}. Running "#{UPDATE_CMD}" will likely fix it.}
+    end
+  end
+end
diff --git a/lib/cask/utils.rb b/lib/cask/utils.rb
index 34cd33857..8fcf4243a 100644
--- a/lib/cask/utils.rb
+++ b/lib/cask/utils.rb
@@ -23,16 +23,6 @@ class Object
   end
 end
 
-# monkeypatch Hash
-class Hash
-  def assert_valid_keys(*valid_keys)
-    unknown_keys = self.keys - valid_keys
-    unless unknown_keys.empty?
-      raise CaskError.new %Q{Unknown keys: #{unknown_keys.inspect}. Running "brew update && brew upgrade brew-cask && brew cleanup && brew cask cleanup" will likely fix it.}
-    end
-  end
-end
-
 class Buffer < StringIO
   def initialize(tty = false)
     super()