kibana-123/src/ui/public/tooltip/tooltip.html

Kibana is an open source (Apache Licensed), browser based analytics and search dashboard for Elasticsearch. Kibana is a snap to setup and start using. Kibana strives to be easy to get started with, while also being flexible and powerful, just like Elastic

<span
  tooltip="{{text}}"
  tooltip-placement="{{placement}}"
  tooltip-popup-delay="{{delay}}"
  tooltip-append-to-body="{{appendToBody}}"
  ng-transclude></span>