Use Hash#each_key instead of Hash#keys.each

mrkcor · Apr 5, 2015 · 4d38942 · 4d38942
1 parent be7d77d
commit 4d38942
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/lib/sidekiq/core_ext.rb b/lib/sidekiq/core_ext.rb
@@ -54,14 +54,14 @@ def singleton_class?
 rescue LoadError
   class Hash
     def stringify_keys
-      keys.each do |key|
+      each_key do |key|
         self[key.to_s] = delete(key)
       end
       self
     end if !{}.respond_to?(:stringify_keys)
 
     def symbolize_keys
-      keys.each do |key|
+      each_key do |key|
         self[(key.to_sym rescue key) || key] = delete(key)
       end
       self