Function cleanData

packages/upgrade/src/common/src/util.ts:46–51

(node: Node)

 * @param node The DOM node whose data needs to be cleaned.
 */
export function cleanData(node: Node): void {
  angularElement.cleanData([node]);
  if (isParentNode(node)) {
    angularElement.cleanData(node.querySelectorAll('*'));
  }
}

export function controllerKey(name: string): string {
  return '$' + name + 'Controller';