lib/sigiss/ibge.rb in sigiss-0.1.0 vs lib/sigiss/ibge.rb in sigiss-0.1.1

@@ -2,9 +2,10 @@
   class IBGE
 
     class << self
 
       def get_code(name)
+        return if name.nil?
         cities.each do |city, code|
           return code if city == name.downcase
         end
         nil
       end