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c90a4eabae
In looking at other help output, I noticed that they use two spaces, in place of clap's 4, and it doesn't suffer from legibility. If it doesn't make the output worse, let's go ahead and make it as dense so we fit more content on the screen. This is a part of #4132
1.2 KiB
1.2 KiB
$ 03_04_subcommands help
A simple to use, efficient, and full-featured Command Line Argument Parser
Usage: 03_04_subcommands[EXE] <COMMAND>
Commands:
add Adds files to myapp
help Print this message or the help of the given subcommand(s)
Options:
-h, --help Print help information
-V, --version Print version information
$ 03_04_subcommands help add
Adds files to myapp
Usage: 03_04_subcommands[EXE] add [NAME]
Arguments:
[NAME]
Options:
-h, --help Print help information
-V, --version Print version information
$ 03_04_subcommands add bob
'myapp add' was used, name is: Some("bob")
Because we set [Command::arg_required_else_help][crate::Command::arg_required_else_help]:
$ 03_04_subcommands
? failed
A simple to use, efficient, and full-featured Command Line Argument Parser
Usage: 03_04_subcommands[EXE] <COMMAND>
Commands:
add Adds files to myapp
help Print this message or the help of the given subcommand(s)
Options:
-h, --help Print help information
-V, --version Print version information
Because we set [Command::propagate_version][crate::Command::propagate_version]:
$ 03_04_subcommands --version
clap [..]
$ 03_04_subcommands add --version
clap-add [..]