Bash function to generate random 2-word underscore strings for filenames. Uses aspell and shuf (gnu coreutils).

gen_random_filename.bash

# Bash function gen_random_filename
# Description: Generates random two-word names
# Requires a dictionary file, easily generated with `aspell dump master > dictionary.txt`
# or grab it from https://gist.githubusercontent.com/ttscoff/55493fe89c35ec1588ba/raw/
# Requires shuf (brew install coreutils)
#
# Example results:
# darkest_pickpockets
# besets_struts
# unzip_Malone

gen_random_filename() {
	local wordfile=~/words/dictionary.txt
	local randwords
	local title

	if [[ $(which shuf) ]]; then
		randwords=`shuf -n 2 $wordfile|sed 's/[^a-zA-Z]//g'`
		title=`echo $randwords|tr ' ' '_'`
	else
		cat <<-EOS
		$FUNCNAME requires the utility shuf (or gshuf) to generate random names.
		Use homebrew to install "coreutils," which includes shuf.
		EOS
		return
	fi
	echo $title
}