@spalger/kibana/src/ui/public/filters/uriescape.js

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

define(function (require) {
  require('ui/modules')
    .get('kibana')
    .filter('uriescape', function () {
      return function (str) {
        return encodeURIComponent(str);
      };
    });
});