fish-shell/share/completions/vmctl.fish

function __fish_get_vmctl_vms
	for line in (vmctl status | string match -e -v "MAXMEM");
		set a (string split " " $line)
		and printf "%s " $a[-1]
	end
end

complete -c vmctl -xa 'console create load log reload reset start status stop pause unpause send receive' -n 'not __fish_seen_subcommand_from list console create load log reload reset start status stop pause unpause send receive'
complete -c vmctl -n '__fish_seen_subcommand_from console reload reset start status stop pause unpause send receive' -xa (__fish_get_vmctl_vms)