Method exists

packages/angular_devkit/core/node/host.ts:206–211

(path: Path)

  }

  exists(path: Path): Observable<boolean> {
    return new Observable((obs) => {
      obs.next(existsSync(getSystemPath(path)));
      obs.complete();
    });
  }

  isDirectory(path: Path): Observable<boolean> {
    return this.stat(path).pipe(map((stat) => stat.isDirectory()));