def edit_link(obj, options = {})
      if policy(obj).edit?
        url = polymorphic_url([:edit] + Array(obj))
        action_link('Edit', url, 'pencil', options)
      end
    end
def edit_link(obj, options = {})
      if policy(obj).edit?
        url = polymorphic_url([:edit] + Array(obj))
        action_link('Edit', url, 'pencil', options)
      end
    end
default tenon edit link