There is this post:
Writing a Command Line Application in Elixir (Intermediate level)
You’re likely talking about this:
https://media.pragprog.com/titles/elixir16/code/project/0/issues/lib/issues/cli.ex
and it only uses parse/2 which features a bunch of examples.
If this is your first exposure to command line parsing there might other non-Elixir, non-OptionParser gaps that need to be filled - can you highlight any specific areas that are giving you trouble?
