109 lines
3.8 KiB
Rust
109 lines
3.8 KiB
Rust
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use clap::{Arg, ArgAction, Command, builder::PossibleValue};
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fn main() {
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#[allow(unused_mut)]
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let mut cmd = Command::new("stdio-fixture")
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.version("1.0")
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.long_version("1.0 - a2132c")
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.term_width(0)
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.max_term_width(0)
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.arg_required_else_help(true)
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.subcommand(Command::new("more"))
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.subcommand(
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Command::new("test")
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.visible_alias("do-stuff")
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.long_about("Subcommand with one visible alias"),
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)
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.subcommand(
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Command::new("test_2")
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.visible_aliases(["do-other-stuff", "tests"])
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.about("several visible aliases")
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.long_about("Subcommand with multiple visible aliases"),
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)
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.subcommand(
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Command::new("test_3")
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.long_flag("test")
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.about("several visible long flag aliases")
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.visible_long_flag_aliases(["testing", "testall", "test_all"]),
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)
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.subcommand(
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Command::new("test_4")
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.short_flag('t')
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.about("several visible short flag aliases")
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.visible_short_flag_aliases(['q', 'w']),
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)
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.subcommand(
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Command::new("test_5")
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.short_flag('e')
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.long_flag("test-hdr")
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.about("all kinds of visible aliases")
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.visible_aliases(["tests_4k"])
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.visible_long_flag_aliases(["thetests", "t4k"])
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.visible_short_flag_aliases(['r', 'y']),
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)
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.arg(
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Arg::new("verbose")
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.long("verbose")
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.help("log")
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.action(ArgAction::SetTrue)
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.long_help("more log"),
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)
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.arg(
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Arg::new("config")
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.action(ArgAction::Set)
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.help("Speed configuration")
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.short('c')
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.long("config")
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.value_name("MODE")
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.value_parser([
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PossibleValue::new("fast"),
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PossibleValue::new("slow").help("slower than fast"),
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PossibleValue::new("secret speed").hide(true),
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])
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.default_value("fast"),
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)
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.arg(
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Arg::new("name")
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.action(ArgAction::Set)
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.help("App name")
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.long_help("Set the instance app name")
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.value_name("NAME")
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.visible_alias("app-name")
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.default_value("clap"),
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)
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.arg(
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Arg::new("fruits")
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.short('f')
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.visible_short_alias('b')
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.action(ArgAction::Append)
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.value_name("FRUITS")
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.help("List of fruits")
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.default_values(["apple", "banane", "orange"]),
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);
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#[cfg(feature = "env")]
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{
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cmd = cmd.arg(
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Arg::new("env_arg")
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.help("Read from env var when arg is not present.")
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.value_name("ENV")
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.env("ENV_ARG"),
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);
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}
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#[cfg(feature = "color")]
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{
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use clap::builder::styling::{AnsiColor, Styles};
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const STYLES: Styles = Styles::styled()
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.header(AnsiColor::Green.on_default().bold())
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.error(AnsiColor::Red.on_default().bold())
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.usage(AnsiColor::Green.on_default().bold().underline())
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.literal(AnsiColor::Blue.on_default().bold())
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.placeholder(AnsiColor::Cyan.on_default())
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.valid(AnsiColor::Green.on_default())
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.invalid(AnsiColor::Magenta.on_default().bold())
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.context(AnsiColor::Yellow.on_default().dimmed())
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.context_value(AnsiColor::Yellow.on_default().italic());
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cmd = cmd.styles(STYLES);
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}
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cmd.get_matches();
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}
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