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complex_app.rs
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complex_app.rs
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use std::path::PathBuf;
use clap::{Parser, Subcommand};
/// An example command-line tool
#[derive(Parser)]
#[command(name = "complex-app")]
pub struct Cli {
/// Optional name to operate on
name: Option<String>,
/// Sets a custom config file
#[arg(short, long, value_name = "FILE")]
config: Option<PathBuf>,
#[arg(long, default_value = "local")]
target: Target,
/// Turn debugging information on
#[arg(short, long, action = clap::ArgAction::Count)]
debug: u8,
#[command(subcommand)]
command: Option<Commands>,
}
#[derive(Subcommand)]
enum Commands {
/// does testing things
Test {
/// lists test values
#[arg(short, long)]
list: bool,
},
}
#[derive(clap::ValueEnum)]
#[derive(Clone)]
enum Target {
/// Do the operation locally
Local,
// Intentionally undocumented.
Remote,
}