{% set currentPath = app.request.attributes.get('_route') %}<ul class="nav nav-tabs my-2"> <li class="nav-item"> <a class="nav-link {{ currentPath == '' or currentPath == 'app_calculator_edit' or currentPath == 'app_calculator_settings' ?' active':''}}" href="{{ path('paper_size_matrix_index', { 'id': machine.id }) }}" {{ app.request.attributes.get('_route') == 'app_calculator_index'?' aria-current="page"':'' }} >Usable Paper Sizes</a> </li></ul>