Function isDirectiveDefHack

packages/core/src/render3/util/discovery_utils.ts:479–485

* This function should not exist because it is megamorphic and only mostly correct. * * See call site for more info.

(obj: any)

 * See call site for more info.
 */
function isDirectiveDefHack(obj: any): obj is DirectiveDef<any> {
  return (
    obj.type !== undefined &&
    obj.declaredInputs !== undefined &&
    obj.resolveHostDirectives !== undefined
  );
}

/**
 * Retrieve the component `LView` from component/element.