openproject/frontend/app/components/wp-panels/watchers-panel/watchers-panel.directive.html

<div id="detail-panel-watchers">
  <div class="notification-box -error" ng-show="vm.error">
    <div class="notification-box--content">
      <p>{{ ::vm.text.loadingError }}</p>
    </div>
  </div>
  <div ng-show="vm.loading">
    <p>{{ ::vm.text.loading }}</p>
  </div>
  <div ng-hide="vm.loading || vm.error">
    <div class="work-package--watchers work-package--details--long-field">
      <work-package-watcher watcher="watcher" ng-repeat="watcher in vm.watching track by watcher.id"></work-package-watcher>
    </div>
    <work-package-watchers-lookup watchers="vm.available" ng-show="vm.available.length"></work-package-watchers-lookup>
  </div>
</div>