trying to find .name error

app/class_view.rb

@@ -7,7 +7,7 @@ class ClassView
     div.row do
       classes.each do |name , clas|
         div.row do
-           clas.name.span
+           clas.name
         end
       end
     end

app/source_view.rb

@@ -7,7 +7,7 @@ class SourceView
   def render
     div :class => :row  do
       "Virtual Machine Instruction".span
-      source.name
+      source
     end
   end