43 lines
971 B
Rust
43 lines
971 B
Rust
//! How to extract subcommands' args into external structs.
|
|
//!
|
|
//! Running this example with --help prints this message:
|
|
//! -----------------------------------------------------
|
|
//! classify 0.3.25
|
|
//!
|
|
//! USAGE:
|
|
//! enum_tuple <SUBCOMMAND>
|
|
//!
|
|
//! FLAGS:
|
|
//! -h, --help Prints help information
|
|
//! -V, --version Prints version information
|
|
//!
|
|
//! SUBCOMMANDS:
|
|
//! foo
|
|
//! help Prints this message or the help of the given subcommand(s)
|
|
//! -----------------------------------------------------
|
|
|
|
use structopt::StructOpt;
|
|
|
|
#[derive(Debug, StructOpt)]
|
|
pub struct Foo {
|
|
pub bar: Option<String>,
|
|
}
|
|
|
|
#[derive(Debug, StructOpt)]
|
|
pub enum Command {
|
|
#[structopt(name = "foo")]
|
|
Foo(Foo),
|
|
}
|
|
|
|
#[derive(Debug, StructOpt)]
|
|
#[structopt(name = "classify")]
|
|
pub struct ApplicationArguments {
|
|
#[structopt(subcommand)]
|
|
pub command: Command,
|
|
}
|
|
|
|
fn main() {
|
|
let opt = ApplicationArguments::from_args();
|
|
println!("{:?}", opt);
|
|
}
|