lib/rooftop/coercions.rb in rooftop-0.0.6 vs lib/rooftop/coercions.rb in rooftop-0.0.7.4

@@ -13,9 +13,14 @@
           if r.respond_to?(field)
             r.send("#{field}=",coercion.call(r.send(field)))
           end
         end
       })
+      base.send(:before_save, ->(r) {
+        r.coercions.each do |field,coercion|
+          r.send(:"restore_#{field}!") unless r.new?
+        end
+      })
     end
 
     module ClassMethods
       # Call coerce_field() in a class to do something with the attribute. Useful for parsing dates etc.
       # For example: coerce_field(date: ->(date_string) { DateTime.parse(date_string)}) to get a DateTime object from a string field. The date field will now be a DateTime.
\ No newline at end of file