Method getRootIDForElement

packages/react-devtools-shared/src/devtools/store.js:941–951

(id: number)

  }

  getRootIDForElement(id: number): number | null {
    let current = this._idToElement.get(id);
    while (current !== undefined) {
      if (current.parentID === 0) {
        return current.id;
      } else {
        current = this._idToElement.get(current.parentID);
      }
    }
    return null;
  }

  isInsideCollapsedSubTree(id: number): boolean {
    let current = this._idToElement.get(id);