lib/dm/matchers/validate_format_of.rb in dm-rspec-0.1.2 vs lib/dm/matchers/validate_format_of.rb in dm-rspec-0.2.0

@@ -11,10 +11,11 @@
         @format = format
         self
       end
 
       def matches?(model)
-        validators = model.validators.contexts[:default]
+        model_class = model.is_a?(Class) ? model : model.class
+        validators = model_class.validators.contexts[:default]
         format_of = validators.find do |validator|
           validator.is_a? DataMapper::Validations::FormatValidator and validator.field_name == @property
         end
         return false unless format_of
         return false unless format_of.options[:with] == @format