nix/home/program/bash/module/Random.nix

{ ... }:
{
  text = ''
    # Picks a random file or directory.
    function random_file() {
      local IFS=$'\n'
      local dirs=($(ls))
      local total=''${#dirs[@]}
      ((total--))
      local index=$(shuf -i 0-''${total} -n 1)

      echo ''${dirs[$index]}
    }
  '';
}