Merge pull request rails#52184 from sajan45/ac_lib_path

Fix Action Cable loader path prefix

Author: fxn

actioncable/lib/action_cable.rb

@@ -27,18 +27,19 @@
 require "active_support/rails"
 require "zeitwerk"
 
+lib = File.dirname(__FILE__)
 Zeitwerk::Loader.for_gem.tap do |loader|
   loader.ignore(
-    "#{__dir__}/rails", # Contains generators, templates, docs, etc.
-    "#{__dir__}/action_cable/gem_version.rb",
-    "#{__dir__}/action_cable/version.rb",
-    "#{__dir__}/action_cable/deprecator.rb",
+    "#{lib}/rails", # Contains generators, templates, docs, etc.
+    "#{lib}/action_cable/gem_version.rb",
+    "#{lib}/action_cable/version.rb",
+    "#{lib}/action_cable/deprecator.rb",
   )
 
   loader.do_not_eager_load(
-    "#{__dir__}/action_cable/subscription_adapter", # Adapters are required and loaded on demand.
-    "#{__dir__}/action_cable/test_helper.rb",
-    Dir["#{__dir__}/action_cable/**/test_case.rb"]
+    "#{lib}/action_cable/subscription_adapter", # Adapters are required and loaded on demand.
+    "#{lib}/action_cable/test_helper.rb",
+    Dir["#{lib}/action_cable/**/test_case.rb"]
   )
 
   loader.inflector.inflect("postgresql" => "PostgreSQL")