config/cookstyle.yml in cookstyle-7.11.3 vs config/cookstyle.yml in cookstyle-7.12.2

@@ -1188,9 +1188,25 @@
   Exclude:
     - '**/metadata.rb'
     - '**/Berksfile'
     - '**/Rakefile'
 
+Chef/Deprecations/HWRPWithoutUnifiedTrue:
+  Description: Set `unified_mode true` in Chef Infra Client 15.3+ HWRP style custom resources to ensure they work correctly in Chef Infra Client 18 (April 2022) when Unified Mode becomes the default.
+  StyleGuide: 'chef_deprecations_hwrpwithoutunifiedtrue'
+  Enabled: true
+  VersionAdded: '7.12.0'
+  Include:
+    - '**/libraries/*.rb'
+
+Chef/Deprecations/ResourceWithoutUnifiedTrue:
+  Description: Set `unified_mode true` in Chef Infra Client 15.3+ custom resources to ensure they work correctly in Chef Infra Client 18 (April 2022) when Unified Mode becomes the default.
+  StyleGuide: 'chef_deprecations_resourcewithoutunifiedtrue'
+  Enabled: true
+  VersionAdded: '7.12.0'
+  Include:
+    - '**/resources/*.rb'
+
 ###############################
 # Chef/Modernize: Cleaning up legacy code and using new built-in resources
 ###############################
 
 Chef/Modernize: