Method appendFileSync

packages/dofs/src/provider.ts:500–506

(
    _path: string,
    _data: string | Buffer,
    _options?: { encoding?: BufferEncoding; mode?: number } | BufferEncoding,
  )

  }

  appendFileSync(
    _path: string,
    _data: string | Buffer,
    _options?: { encoding?: BufferEncoding; mode?: number } | BufferEncoding,
  ): void {
    throw notImplemented("appendFileSync");
  }

  exists(path: string): Promise<boolean> {
    return Promise.resolve(this.existsSync(path));