HAML ftw

gistfile1.haml

#user_nav
  - if user_signed_in?
    Signed in as #{current_user.email}. Not you?
    \#{link_to "Sign out", destroy_user_session_path}
  - else
    = link_to "Sign up", new_user_registration_path
    or
    \#{link_to "Sign in", new_user_session_path}