app/views/shared/_navbar.html.slim
nav.navbar
.navbar-brand
=link_to 'StudyHub', root_path
.navbar-text
-if current_user
| Hi #{current_user.email}
| ·
=link_to 'sign out', destroy_user_session_path, :method => 'delete'
-else
=link_to 'sign up', new_user_registration_path
span /
=link_to 'login', new_user_session_path