Method onDestroy

packages/core/src/linker/destroy_ref.ts:87–92

(callback: () => void)

  }

  override onDestroy(callback: () => void): () => void {
    const lView = this._lView;

    storeLViewOnDestroy(lView, callback);
    return () => removeLViewOnDestroy(lView, callback);
  }
}

function injectDestroyRef(): DestroyRef {