characterizable.rb in characterizable-0.0.11

- old
+ new

@@ -7,13 +7,15 @@
   active_support/core_ext/class/attribute_accessors
   active_support/core_ext/object/blank
   active_support/core_ext/array/wrap
   active_support/core_ext/module/aliasing
   active_support/core_ext/module/delegation
+  active_support/json
 }.each do |active_support_3_requirement|
   require active_support_3_requirement
 end if ActiveSupport::VERSION::MAJOR == 3
+require 'to_json_fix'
 
 module Characterizable
   def self.included(klass)
     klass.cattr_accessor :characterizable_base
     klass.extend ClassMethods
@@ -28,10 +30,16 @@
   end
   
   class BetterHash < ::Hash
     # In Ruby 1.9, running select/reject/etc. gives you back a hash
     if RUBY_VERSION < '1.9'
+      def to_hash
+        Hash.new.replace self
+      end
+      def to_json(*)
+        to_hash.to_json
+      end
       def reject(&block)
         inject(Characterizable::BetterHash.new) do |memo, ary|
           unless block.call(*ary)
             memo[ary[0]] = ary[1]
           end
@@ -154,9 +162,12 @@
       @name = name
       @trumps = Array.wrap options.delete(:trumps)
       @prerequisite = options.delete(:prerequisite)
       @options = options
       Blockenspiel.invoke block, self if block_given?
+    end
+    def to_json(*)
+      { :name => name, :trumps => trumps, :prerequisite => prerequisite, :options => options }.to_json
     end
     def inspect
       "<Characterizable::Characteristic name=#{name.inspect} trumps=#{trumps.inspect} prerequisite=#{prerequisite.inspect} options=#{options.inspect}>"
     end
     def trumped_by