list-all-commands.sh

list-all-commands.sh

#!/usr/bin/env bash

# found these useful commands here:
# https://unix.stackexchange.com/questions/60776/list-all-files-binaries-in-current-path/60808#60808

# 
# compgen -c # will list all the commands you could run.
# compgen -a # will list all the aliases you could run.
# compgen -b # will list all the built-ins you could run.
# compgen -k # will list all the keywords you could run.
# compgen -A function # will list all the functions you could run.
# compgen -A function -abck # will list all the above in one go. 

# list everything:
compgen -A function -abck | sort | uniq

Put this file in your $PATH (I put it in ~/bin/), then add the following to ~/.bash_aliases:

alias list-all-commands.sh='. ~/bin/list-all-commands.sh'

This is needed based on https://unix.stackexchange.com/questions/102838/run-script-in-current-shell-without-before-command/102860#102860

I was seeing different results when running:
list-all-commands | wc vs . list-all-commands | wc

After adding the alias, they are the same