Container.html

<div ref:_container></div>

<script>
  import { Tracker } from 'meteor/tracker';

  export default {
    oncreate() {
      const { initialData, data, oncreate } = this._options;

      this._instance = new this._component({
        target: this.refs._container,
        data: initialData && initialData.call()
      });

      // Create an empty context object that will be passed as `this` to each
      // user-defined function. This object can be used to store container
      // state, e.g., live query handles and timeout identifiers.
      this._context = Object.create(null);

      Tracker.nonreactive(() => {
        this._computation = Tracker.autorun(() => {
          data.call(this._context, this._instance);
        });
      });

      oncreate && oncreate.call(this._context, this._instance);
    },

    ondestroy() {
      const { ondestroy } = this._options;

      this._computation.stop();
      ondestroy && ondestroy.call(this._context, this._instance);
    }
  };
</script>