use active_model to avoid using active_record namespaces

README.rdoc

@@ -12,11 +12,11 @@
 
 This goes into your Gemfile:
 
- gem "transitions", :require => ["transitions", "active_record/transitions"]
+ gem "transitions", :require => ["transitions", "active_model/transitions"]
 
-… and this into your AR model:
+… and this into your ORM model:
 
- include ActiveRecord::Transitions
+ include ActiveModel::Transitions
 
 == Standalone
 
@@ -62,7 +62,7 @@ bang(!)-version will call <tt>write_state</tt>.
 Given a model like this:
 
   class Order < ActiveRecord::Base
-    include ActiveRecord::Transitions
+    include ActiveModel::Transitions
     state_machine :auto_scopes => true do
       state :pick_line_items
       state :picking_line_items

lib/active_record/transitions.rb → lib/active_model/transitions.rb

@@ -20,7 +20,7 @@
 # CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 
-module ActiveRecord
+module ActiveModel
   module Transitions
     extend ActiveSupport::Concern
 

test/helper.rb

@@ -9,7 +9,7 @@
 $LOAD_PATH.unshift(File.join(File.dirname(__FILE__), "..", "lib"))
 $LOAD_PATH.unshift(File.dirname(__FILE__))
 require "transitions"
-require "active_record/transitions"
+require "active_model/transitions"
 
 class Test::Unit::TestCase
 

test/test_active_record.rb

@@ -33,7 +33,7 @@ def self.up
 CreateLights.migrate(:up)
 
 class TrafficLight < ActiveRecord::Base
-  include ActiveRecord::Transitions
+  include ActiveModel::Transitions
 
   state_machine :auto_scopes => true do
     state :off
@@ -73,7 +73,7 @@ class ConditionalValidatingTrafficLight < TrafficLight
 end
 
 class LightBulb < ActiveRecord::Base
-  include ActiveRecord::Transitions
+  include ActiveModel::Transitions
 
   state_machine do
     state :off
@@ -203,7 +203,7 @@ class TestScopes < Test::Unit::TestCase
   test 'scope generation raises an exception if we try to overwrite an existing method' do
     assert_raise(Transitions::InvalidMethodOverride) {
       class Light < ActiveRecord::Base
-        include ActiveRecord::Transitions
+        include ActiveModel::Transitions
 
         state_machine :auto_scopes => true do
           state :new

test/test_active_record_timestamps.rb

@@ -4,7 +4,7 @@
 create_database
 
 class Order < ActiveRecord::Base
-  include ActiveRecord::Transitions
+  include ActiveModel::Transitions
 
   state_machine do
     state :opened
@@ -104,7 +104,7 @@ def create_order(state = nil)
   test "passing an invalid value to timestamp options should raise an exception" do
     assert_raise(ArgumentError) do
       class Order < ActiveRecord::Base
-        include ActiveRecord::Transitions
+        include ActiveModel::Transitions
         state_machine do
           event :replace, timestamp: 1 do
             transitions :from => :prepared, :to => :placed