Method directive

packages/platform-browser/src/dom/debug/by.ts:54–56

* Match nodes that have the given directive present. * * @usageNotes * ### Example * * {@example platform-browser/dom/debug/ts/by/by.ts region='by_directive'}

(type: Type<any>)

   * {@example platform-browser/dom/debug/ts/by/by.ts region='by_directive'}
   */
  static directive(type: Type<any>): Predicate<DebugNode> {
    return (debugNode) => debugNode.providerTokens!.indexOf(type) !== -1;
  }
}

function elementMatches(n: any, selector: string): boolean {