Adjust deprecator definition to be more inline with the official API

lib/paper_trail.rb

@@ -118,6 +118,10 @@ def version
     def active_record_gte_7_0?
       @active_record_gte_7_0 ||= ::ActiveRecord.gem_version >= ::Gem::Version.new("7.0.0")
     end
+
+    def deprecator
+      @deprecator ||= ActiveSupport::Deprecation.new("16.0", "PaperTrail")
+    end
   end
 end
 

lib/paper_trail/frameworks/rails/railtie.rb

@@ -10,7 +10,7 @@ class Railtie < ::Rails::Railtie
     # We specify `before: "load_config_initializers"` to ensure that the PT
     # initializer happens before "app initializers" (those defined in
     # the app's `config/initalizers`).
-    initializer "paper_trail", before: "load_config_initializers" do
+    initializer "paper_trail", before: "load_config_initializers" do |app|
       # `on_load` is a "lazy load hook". It "declares a block that will be
       # executed when a Rails component is fully loaded". (See
       # `active_support/lazy_load_hooks.rb`)
@@ -25,6 +25,10 @@ class Railtie < ::Rails::Railtie
       ActiveSupport.on_load(:active_record) do
         require "paper_trail/frameworks/active_record"
       end
+
+      if ::Rails::VERSION::STRING >= "7.1"
+        app.deprecators[:paper_trail] = PaperTrail.deprecator
+      end
     end
   end
 end

lib/paper_trail/model_config.rb

@@ -1,7 +1,5 @@
 # frozen_string_literal: true
 
-require "paper_trail/active_record_version_concern"
-
 module PaperTrail
   # Configures an ActiveRecord model, mostly at application boot time, but also
   # sometimes mid-request, with methods like enable/disable.
@@ -158,7 +156,7 @@ def check_version_class_name(options)
       # @api private - `version_class_name`
       @model_class.class_attribute :version_class_name
       if options[:class_name]
-        ActiveRecordVersionConcern.deprecation.warn(
+        PaperTrail.deprecator.warn(
           format(
             DPR_CLASS_NAME_OPTION,
             class_name: options[:class_name].inspect
@@ -194,7 +192,7 @@ def define_has_many_versions(options)
     def ensure_versions_option_is_hash(options)
       unless options[:versions].is_a?(Hash)
         if options[:versions]
-          ActiveRecordVersionConcern.deprecation.warn(
+          PaperTrail.deprecator.warn(
             format(
               DPR_PASSING_ASSOC_NAME_DIRECTLY_TO_VERSIONS_OPTION,
               versions_name: options[:versions].inspect

paper_trail.gemspec

@@ -52,7 +52,7 @@ has been destroyed.
   # PT supports request_store versions for 3 years.
   s.add_dependency "request_store", "~> 1.4"
 
-  s.add_development_dependency "appraisal", "~> 2.4.1"
+  s.add_development_dependency "appraisal", "~> 2.5"
   s.add_development_dependency "byebug", "~> 11.1"
   s.add_development_dependency "ffaker", "~> 2.20"
   s.add_development_dependency "generator_spec", "~> 0.9.4"

spec/paper_trail/model_config_spec.rb

@@ -7,14 +7,14 @@ module PaperTrail
     describe "has_paper_trail" do
       describe "versions:" do
         it "name can be passed instead of an options hash", :deprecated do
-          allow(ActiveRecordVersionConcern.deprecation).to receive(:warn)
+          allow(PaperTrail.deprecator).to receive(:warn)
           klass = Class.new(ApplicationRecord) do
             has_paper_trail versions: :drafts
           end
           expect(klass.reflect_on_association(:drafts)).to be_a(
             ActiveRecord::Reflection::HasManyReflection
           )
-          expect(ActiveRecordVersionConcern.deprecation).to have_received(:warn).once.with(
+          expect(PaperTrail.deprecator).to have_received(:warn).once.with(
             a_string_starting_with("Passing versions association name"),
             array_including(/#{__FILE__}:/)
           )
@@ -78,14 +78,14 @@ module PaperTrail
 
       describe "class_name:" do
         it "can be used instead of versions: {class_name: ...}", :deprecated do
-          allow(ActiveRecordVersionConcern.deprecation).to receive(:warn)
+          allow(PaperTrail.deprecator).to receive(:warn)
           klass = Class.new(ApplicationRecord) do
             has_paper_trail class_name: "NoObjectVersion"
           end
           expect(klass.reflect_on_association(:versions).options[:class_name]).to eq(
             "NoObjectVersion"
           )
-          expect(ActiveRecordVersionConcern.deprecation).to have_received(:warn).once.with(
+          expect(PaperTrail.deprecator).to have_received(:warn).once.with(
             a_string_starting_with("Passing Version class name"),
             array_including(/#{__FILE__}:/)
           )