lib/economic/invoice.rb in rconomic-0.4 vs lib/economic/invoice.rb in rconomic-0.4.1

@@ -3,11 +3,11 @@
 module Economic
   class Invoice < Entity
     has_properties :number, :net_amount, :vat_amount, :due_date, :debtor_handle, :debtor_name, :debtor_name, :debtor_address, :debtor_postal_code, :debtor_city, :debtor_country, :debtor_ean, :attention_handle, :heading
 
     def attention
-      return nil if attention_handle.blank?
+      return nil if attention_handle.nil?
       @attention ||= session.contacts.find(attention_handle)
     end
 
     def attention=(contact)
       self.attention_handle = contact.handle
@@ -18,10 +18,10 @@
       @attention = nil unless handle == @attention_handle
       @attention_handle = handle
     end
 
     def debtor
-      return nil if debtor_handle.blank?
+      return nil if debtor_handle.nil?
       @debtor ||= session.debtors.find(debtor_handle)
     end
 
     def debtor=(debtor)
       self.debtor_handle = debtor.handle