Use a custom deprecator instead of ActiveSupport::Deprecation directly

.github/workflows/ci.yml

@@ -63,6 +63,17 @@ jobs:
           - ruby: "3.3"
             env:
               BRANCH: 7-1-stable
+          - ruby: "3.1"
+            env:
+              BRANCH: 7-2-stable
+            experimental: false
+          - ruby: "3.2"
+            env:
+              BRANCH: 7-2-stable
+            experimental: false
+          - ruby: "3.3"
+            env:
+              BRANCH: 7-2-stable
           - ruby: "3.1"
             env:
               BRANCH: main

lib/active_resource.rb

@@ -46,6 +46,14 @@ module ActiveResource
   autoload :InheritingHash
   autoload :Validations
   autoload :Collection
+
+  def self.deprecator
+    @deprecator ||= if ActiveSupport::VERSION::STRING >= "7.2"
+      ActiveSupport::Deprecation.new(VERSION::STRING, "ActiveResource")
+    else
+      ActiveSupport::Deprecation
+    end
+  end
 end
 
 require "active_resource/railtie" if defined?(Rails.application)

lib/active_resource/railtie.rb

@@ -21,5 +21,9 @@ class Railtie < Rails::Railtie
         app.config.active_job.custom_serializers << ActiveResource::ActiveJobSerializer
       end
     end
+
+    initializer "active_resource.deprecator" do |app|
+      app.deprecators[:active_resource] = ActiveResource.deprecator
+    end
   end
 end

lib/active_resource/validations.rb

@@ -57,15 +57,15 @@ def from_json(json, save_cache = false)
         errors = decoded["errors"] || {}
         if errors.kind_of?(Array)
           # 3.2.1-style with array of strings
-          ActiveSupport::Deprecation.warn("Returning errors as an array of strings is deprecated.")
+          ActiveResource.deprecator.warn("Returning errors as an array of strings is deprecated.")
           from_array errors, save_cache
         else
           # 3.2.2+ style
           from_hash errors, save_cache
         end
       else
         # <3.2-style respond_with - lacks 'errors' key
-        ActiveSupport::Deprecation.warn('Returning errors as a hash without a root "errors" key is deprecated.')
+        ActiveResource.deprecator.warn('Returning errors as a hash without a root "errors" key is deprecated.')
         from_hash decoded, save_cache
       end
     end

test/cases/base_errors_test.rb

@@ -116,7 +116,7 @@ def test_should_parse_json_string_errors_with_an_errors_key
       mock.post "/people.json", {}, %q({"errors":["Age can't be blank", "Name can't be blank", "Name must start with a letter", "Person quota full for today.", "Phone work can't be blank", "Phone is not valid"]}), 422, "Content-Type" => "application/json; charset=utf-8"
     end
 
-    assert_deprecated(/as an array/) do
+    assert_deprecated(/as an array/, ActiveResource.deprecator) do
       invalid_user_using_format(:json) do
         assert @person.errors[:name].any?
         assert_equal ["can't be blank"], @person.errors[:age]
@@ -133,7 +133,7 @@ def test_should_parse_3_1_style_json_errors
       mock.post "/people.json", {}, %q({"age":["can't be blank"],"name":["can't be blank", "must start with a letter"],"person":["quota full for today."],"phone_work":["can't be blank"],"phone":["is not valid"]}), 422, "Content-Type" => "application/json; charset=utf-8"
     end
 
-    assert_deprecated(/without a root/) do
+    assert_deprecated(/without a root/, ActiveResource.deprecator) do
       invalid_user_using_format(:json) do
         assert @person.errors[:name].any?
         assert_equal ["can't be blank"], @person.errors[:age]