void (*path_exists)(const TF_Filesystem* filesystem, const char* path,
                      TF_Status* status);

  /// Checks if all values in `paths` exist in the filesystem.
  ///
  /// Returns `true` if and only if calling `path_exists` on each entry in
  /// `paths` would set `status` to `TF_OK`.
  ///
  /// Caller guarantees that:
  ///   * `paths` has exactly `num_files` entries.