fish-shell/share/functions/prevd.fish

function prevd --description "Move back in the directory history"

	if count $argv >/dev/null
		switch $argv[1]
			case -h --h --he --hel --help
				__fish_print_help prevd
				return 0
		end
	end

	# Parse arguments
	set -l show_hist 0
	set -l times 1
	for i in (seq (count $argv))
		switch $argv[$i]
			case '-l' --l --li --lis --list
				set show_hist 1
				continue
			case '-*'
				printf (_ "%s: Unknown option %s\n" ) prevd $argv[$i]
				return 1
			case '*'
				if test $argv[$i] -ge 0 ^/dev/null
					set times $argv[$i]
				else
					printf (_ "The number of positions to skip must be a non-negative integer\n")
					return 1
				end
				continue
		end
	end

	# Traverse history
	set -l code 1
	for i in (seq $times)
		# Try one step backward
		if __fish_move_last dirprev dirnext;
			# We consider it a success if we were able to do at least 1 step
			# (low expectations are the key to happiness ;)
			set code 0
		else
			break
		end
	end

	# Show history if needed
	if test $show_hist = 1
		dirh
	end

	# Set direction for 'cd -'
	if test $code = 0 ^/dev/null
		set -g __fish_cd_direction next
	end

	# All done
	return $code
end