Method discover_

src/core/context/node.js:441–450

* Discovers the parent and the root. Runs asynchronously via scheduler. * @private

()

   * @private
   */
  discover_() {
    if (!this.isDiscoverable()) {
      // The discoverability might have changed while this task was in the
      // queue.
      return;
    }
    const closestNode = ContextNode.closest(this.node, /* includeSelf */ false);
    const parent = closestNode?.findGroup(this.node) || closestNode;
    this.updateTree_(parent, /* parentOverridden */ false);
  }

  /**
   * @param {?ContextNode<?>} parent