3 files changed, 8 insertions, 0 deletions
diff --git a/activemodel/lib/active_model/type/integer.rb b/activemodel/lib/active_model/type/integer.rb
index 41dd655a5c..230e45ba60 100644
--- a/activemodel/lib/active_model/type/integer.rb
+++ b/activemodel/lib/active_model/type/integer.rb
@@ -29,6 +29,8 @@ module ActiveModel
         result
       end
 
+      # TODO Change this to private once we've dropped Ruby 2.2 support.
+      # Workaround for Ruby 2.2 "private attribute?" warning.
       protected
 
         attr_reader :range
diff --git a/activemodel/lib/active_model/type/registry.rb b/activemodel/lib/active_model/type/registry.rb
index d25f1a129e..2d5dd366eb 100644
--- a/activemodel/lib/active_model/type/registry.rb
+++ b/activemodel/lib/active_model/type/registry.rb
@@ -21,6 +21,8 @@ module ActiveModel
         end
       end
 
+      # TODO Change this to private once we've dropped Ruby 2.2 support.
+      # Workaround for Ruby 2.2 "private attribute?" warning.
       protected
 
         attr_reader :registrations
@@ -55,6 +57,8 @@ module ActiveModel
         type_name == name
       end
 
+      # TODO Change this to private once we've dropped Ruby 2.2 support.
+      # Workaround for Ruby 2.2 "private attribute?" warning.
       protected
 
         attr_reader :name, :block
diff --git a/activemodel/lib/active_model/validations/acceptance.rb b/activemodel/lib/active_model/validations/acceptance.rb
index 9826c2fe9c..e11005b9ba 100644
--- a/activemodel/lib/active_model/validations/acceptance.rb
+++ b/activemodel/lib/active_model/validations/acceptance.rb
@@ -56,6 +56,8 @@ module ActiveModel
             klass.send(:attr_writer, *attr_writers)
           end
 
+          # TODO Change this to private once we've dropped Ruby 2.2 support.
+          # Workaround for Ruby 2.2 "private attribute?" warning.
           protected
 
             attr_reader :attributes