/**
 * Implements hook_theme().
 */
function {{ machine_name }}_theme($existing, $type, $theme, $path) {
  return [
    'forum_display' => [
      'variables' => ['forums' => NULL, 'topics' => NULL, 'parents' => NULL, 'tid' => NULL, 'sortby' => NULL, 'forum_per_page' => NULL],
    ],
    'forum_list' => [
      'variables' => ['forums' => NULL, 'parents' => NULL, 'tid' => NULL],
    ],
    'forum_icon' => [
      'variables' => ['new_posts' => NULL, 'num_posts' => 0, 'comment_mode' => 0, 'sticky' => 0],
    ],
    'status_report' => [
      'render element' => 'requirements',
      'file' => 'system.admin.inc',
    ],
  ];
}