symbol.rb in backports-1.6.6

- old
+ new

@@ -1,12 +1,10 @@
 class Symbol
   # Standard in ruby 1.9. See official documentation[http://ruby-doc.org/core-1.9/classes/Symbol.html]
   def to_proc
     Proc.new { |*args| args.shift.__send__(self, *args) }
   end unless :to_proc.respond_to?(:to_proc)
-
-  include Enumerable
   
   [ [%w(<=> casecmp), {:before => "return nil unless args.first.is_a? Symbol" }],
     [%w(capitalize downcase next succ swapcase upcase), {:after => ".to_s"}],
     [%w(=~ [] empty? length match size), {}]
   ].each { |methods, options| methods.each do |method|
@@ -15,6 +13,8 @@
         #{options[:before]}
         to_s.#{method}(*args)#{options[:after]}
       end unless method_defined? :#{method}
     end_eval
   end }
+
+  include Comparable unless ancestors.include? Comparable
 end