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git-derive.rs
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git-derive.rs
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// Note: this requires the `derive` feature
use std::ffi::OsString;
use std::path::PathBuf;
use clap::{Parser, Subcommand};
/// A fictional versioning CLI
#[derive(Parser)]
#[clap(name = "git")]
#[clap(about = "A fictional versioning CLI", long_about = None)]
struct Cli {
#[clap(subcommand)]
command: Commands,
}
#[derive(Subcommand)]
enum Commands {
/// Clones repos
#[clap(arg_required_else_help = true)]
Clone {
/// The remote to clone
remote: String,
},
/// pushes things
#[clap(arg_required_else_help = true)]
Push {
/// The remote to target
remote: String,
},
/// adds things
#[clap(arg_required_else_help = true)]
Add {
/// Stuff to add
#[clap(required = true, parse(from_os_str))]
path: Vec<PathBuf>,
},
#[clap(external_subcommand)]
External(Vec<OsString>),
}
fn main() {
let args = Cli::parse();
match &args.command {
Commands::Clone { remote } => {
println!("Cloning {}", remote);
}
Commands::Push { remote } => {
println!("Pushing to {}", remote);
}
Commands::Add { path } => {
println!("Adding {:?}", path);
}
Commands::External(args) => {
println!("Calling out to {:?} with {:?}", &args[0], &args[1..]);
}
}
// Continued program logic goes here...
}