paypal.rb in activemerchant-1.80.0

- old
+ new

@@ -48,10 +48,10 @@
         end
       end
 
       def build_sale_or_authorization_request(action, money, credit_card_or_referenced_id, options)
         transaction_type = define_transaction_type(credit_card_or_referenced_id)
-        reference_id = credit_card_or_referenced_id if transaction_type == "DoReferenceTransaction"
+        reference_id = credit_card_or_referenced_id if transaction_type == 'DoReferenceTransaction'
 
         billing_address = options[:billing_address] || options[:address]
         currency_code = options[:currency] || currency(money)
 
         xml = Builder::XmlMarkup.new :indent => 2