lib/logstasher/custom_fields.rb in logstasher-2.1.1 vs lib/logstasher/custom_fields.rb in logstasher-2.1.2

@@ -1,4 +1,6 @@
+# frozen_string_literal: true
+
 module LogStasher
   module CustomFields
     module LogSubscriber
       def extract_custom_fields(data)
         (!CustomFields.custom_fields.empty? && data.extract!(*CustomFields.custom_fields)) || {}