lib/active_merchant/billing/gateways/optimal_payment.rb in activemerchant-1.79.2 vs lib/active_merchant/billing/gateways/optimal_payment.rb in activemerchant-1.80.0

@@ -73,13 +73,13 @@
       private
 
       def parse_card_or_auth(card_or_auth, options)
         if card_or_auth.respond_to?(:number)
           @credit_card = card_or_auth
-          @stored_data = ""
+          @stored_data = ''
         else
           options[:confirmationNumber] = card_or_auth
-          @stored_data = "StoredData"
+          @stored_data = 'StoredData'
         end
       end
 
       def parse(body)
         REXML::Document.new(body || '')