Method _destroy

src/cursor/abstract_cursor.ts:1121–1126

(error: Error | null, callback: (error?: Error | null) => void)

  }

  override _destroy(error: Error | null, callback: (error?: Error | null) => void): void {
    this._cursor.close().then(
      () => callback(error),
      closeError => callback(closeError)
    );
  }

  private _readNext() {
    if (this._cursor.id === Long.ZERO) {