lookup hierarchy for parent definitions

codenoble · Dec 17, 2022 · 1ea9064 · 1ea9064
1 parent 83e926e
commit 1ea9064
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/lib/cache_crispies/base.rb b/lib/cache_crispies/base.rb
@@ -183,7 +183,9 @@ def self.file_hashes
     # @param proc [Proc] a Proc to execute on serializable keys
     # @return [Proc] a Proc to execute on the keys
     def self.transform_keys(proc = nil)
-      @@transform_keys ||= proc
+      return @transform_keys ||= proc if proc.present? || @transform_keys.present?
+
+      self.superclass.transform_keys if self.superclass.respond_to?(:transform_keys)
     end
 
     private