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rc/sh/randir

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#!/usr/bin/env sh
# YES_ZSH
# YES_BASH
# YES_DASH
# YES_ASH
# works with busybox.
randir() { ### @-
### display a random directory in the current working directory.
###
### ```
### $ randir
### ./sh
### ```
find -maxdepth 1 -type d \( -path '/root' -prune -o -print \) | tail -n+2 | shuf | head -n1
}
[ -n "${preload+-}" ] || randir "$@"