elvish_config/aliases/publicip.elv

edit:add-var publicip~ {|@argv|
  var f = {|t|
    use moi/util/condition
    set t = (condition:cset (eq $t -6) -6 -4)
    var l = (condition:cset (eq $t -6) 'IPv6: ' 'IPv4: ')
    curl $t ifconfig.co/ip 2> /dev/null | each {|ip| echo (styled $l bold yellow) $ip }
  }
  $f -4
  $f -6
}