Use --help
to show the help message for this program, listing all the available options:
> ./doctest.fish --help
usage: doctest.fish [options] <file ...>
options:
--color WHEN use colors or not? auto*, always, never
--prefix PREFIX set the command line prefix (default: 4 spaces)
--prompt PROMPT set the prompt string (default: "> ")
-q, --quiet no output is shown (not even errors)
-v, --verbose increase verbosity (cumulative)
--version show the program version and exit
--yaml show all test cases as YAML (no test is run)
-h, --help show this help message and exit
See also: https://github.com/aureliojargas/doctest.fish
Note that the exit status for this operation is always zero:
> ./doctest.fish -h | head -n 1; echo $status
usage: doctest.fish [options] <file ...>
0