fix?

Author: Jesús Burgos

lib/rails-settings.rb

@@ -7,11 +7,12 @@ def self.can_protect_attributes?
   end
 
   def self.can_use_becomes?
-    version = ActiveRecord::VERSION
-    return false if version::MAJOR == 3
-    return false if version::MAJOR == 4 && version::MINOR == 1
-
-    true
+    ![
+      [3, 0],
+      [3, 1],
+      [3, 2],
+      [4, 0]
+    ].include?([ActiveRecord::VERSION::MAJOR, ActiveRecord::VERSION::MINOR])
   end
 end
 
@@ -28,4 +29,3 @@ def self.has_settings(*args, &block)
     extend RailsSettings::Scopes
   end
 end
-

lib/rails-settings/setting_object.rb

@@ -32,8 +32,7 @@ def respond_to?(method_name, include_priv=false)
     unless RailsSettings.can_use_becomes?
       def becomes(klass)
         became = super(klass)
-        changed_attributes = @changed_attributes if defined?(@changed_attributes)
-        became.instance_variable_set("@changed_attributes", changed_attributes || {})
+        became.instance_variable_set("@changed_attributes", @changed_attributes)
         became
       end
     end