clap/examples/tutorial_derive/04_01_enum.md
Ed Page 671914b590 fix(error): Make whitespace consistent with self/help
Sometimes errors would use a tab, sometimes four spaces.  This makes it
always four spaces and shares a definition with help.
2022-08-31 16:02:14 -05:00

568 B

$ 04_01_enum_derive --help
A simple to use, efficient, and full-featured Command Line Argument Parser

Usage:
    04_01_enum_derive[EXE] <MODE>

Arguments:
    <MODE>    What mode to run the program in [possible values: fast, slow]

Options:
    -h, --help       Print help information
    -V, --version    Print version information

$ 04_01_enum_derive fast
Hare

$ 04_01_enum_derive slow
Tortoise

$ 04_01_enum_derive medium
? failed
error: "medium" isn't a valid value for '<MODE>'
    [possible values: fast, slow]

For more information try --help