lib/refinements/hashes.rb in refinements-7.1.0 vs lib/refinements/hashes.rb in refinements-7.2.0

@@ -1,9 +1,8 @@
 # frozen_string_literal: true
 
 module Refinements
-  # Refinements for hashes.
   module Hashes
     refine Hash do
       def except *keys
         reject { |key, _value| keys.include? key }
       end
@@ -11,15 +10,14 @@
       def except! *keys
         replace except(*keys)
       end
 
       def symbolize_keys
-        dup.symbolize_keys!
+        reduce({}) { |hash, (key, value)| hash.merge key.to_sym => value }
       end
 
       def symbolize_keys!
-        keys.each { |key| self[key.to_sym] = delete key }
-        self
+        replace symbolize_keys
       end
 
       def deep_merge other
         dup.deep_merge! other
       end