Offenses:
app/models/comment.rb:2:1: C: Extra empty line detected at class body beginning.
app/models/comment.rb:5:28: C: Use the new Ruby 1.9 hash syntax.
belongs_to :commentable, :polymorphic => true
^^^^^^^^^^^^^^^
app/models/comment.rb:7:17: C: default_scope expects a block as its sole argument.
default_scope -> { order('created_at ASC') }
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
app/models/comment.rb:11:3: C: Missing space after #.
#acts_as_voteable
^^^^^^^^^^^^^^^^^
Previous rubocop output: