lib/rubocop/cop/alias.rb in rubocop-0.7.2 vs lib/rubocop/cop/alias.rb in rubocop-0.8.0

@@ -1,15 +1,17 @@
 # encoding: utf-8
 
 module Rubocop
   module Cop
     class Alias < Cop
-      ERROR_MESSAGE = 'Use alias_method instead of alias.'
+      MSG = 'Use alias_method instead of alias.'
 
-      def inspect(file, source, tokens, sexp)
-        each_keyword('alias', tokens) do |t|
-          add_offence(:convention, t.pos.lineno, ERROR_MESSAGE)
-        end
+      def on_alias(node)
+        add_offence(:convention,
+                    node.loc.keyword.line,
+                    MSG)
+
+        super
       end
     end
   end
 end