1 files changed, 31 insertions, 29 deletions
diff --git a/Library/Homebrew/os/mac/version.rb b/Library/Homebrew/os/mac/version.rb
index 4de3b91e7..cfe42a75f 100644
--- a/Library/Homebrew/os/mac/version.rb
+++ b/Library/Homebrew/os/mac/version.rb
@@ -1,39 +1,41 @@
 require 'version'
 
-module MacOS
-  class Version < ::Version
-    SYMBOLS = {
-      :mavericks     => '10.9',
-      :mountain_lion => '10.8',
-      :lion          => '10.7',
-      :snow_leopard  => '10.6',
-      :leopard       => '10.5',
-      :tiger         => '10.4',
-    }
+module OS
+  module Mac
+    class Version < ::Version
+      SYMBOLS = {
+        :mavericks     => '10.9',
+        :mountain_lion => '10.8',
+        :lion          => '10.7',
+        :snow_leopard  => '10.6',
+        :leopard       => '10.5',
+        :tiger         => '10.4',
+      }
 
-    def self.from_symbol(sym)
-      new(SYMBOLS.fetch(sym))
-    end
+      def self.from_symbol(sym)
+        new(SYMBOLS.fetch(sym))
+      end
 
-    def <=>(other)
-      v = SYMBOLS.fetch(other, other.to_s)
-      super(Version.new(v))
-    end
+      def <=>(other)
+        v = SYMBOLS.fetch(other, other.to_s)
+        super(Version.new(v))
+      end
 
-    def to_sym
-      case @version
-      when '10.9' then :mavericks
-      when '10.8' then :mountain_lion
-      when '10.7' then :lion
-      when '10.6' then :snow_leopard
-      when '10.5' then :leopard
-      when '10.4' then :tiger
-      else :dunno
+      def to_sym
+        case @version
+        when '10.9' then :mavericks
+        when '10.8' then :mountain_lion
+        when '10.7' then :lion
+        when '10.6' then :snow_leopard
+        when '10.5' then :leopard
+        when '10.4' then :tiger
+        else :dunno
+        end
       end
-    end
 
-    def pretty_name
-      to_sym.to_s.split('_').map(&:capitalize).join(' ')
+      def pretty_name
+        to_sym.to_s.split('_').map(&:capitalize).join(' ')
+      end
     end
   end
 end