#:  * `formulae` [<options>]
#:
#:  List all locally installable formulae including short names.
#:

homebrew-formulae() {
  local formulae
  formulae="$(\find "$HOMEBREW_REPOSITORY"/Library/Taps -type d \( -name Casks -o -name cmd -o -name .github \) -prune -false -o -name '*rb' |\
  \sed -E -e 's/\.rb//g' -e 's_.*/Taps/(.*)/(home|linux)brew-_\1/_' -e 's|/Formula/|/|')"
  local shortnames
  shortnames="$(echo "$formulae" | \cut -d / -f 3)"
  echo -e "$formulae \n $shortnames" | \grep -v '^homebrew/' | \sort -uf
}