use saphir::prelude::*;
struct TestController {}
#[controller]
impl TestController {
    #[get("/{var}/print")]
    async fn print_test(&self, var: String) -> (u16, String) {
        (200, var)
    }
}
async fn test_handler(mut req: Request) -> (u16, Option<String>) {
    (200, req.captures_mut().remove("variable"))
}
#[tokio::main]
async fn main() -> Result<(), SaphirError> {
    env_logger::init();
    let server = Server::builder()
        .configure_listener(|l| {
            l.interface("127.0.0.1:3000")
        })
        .configure_router(|r| {
            r.route("/{variable}/print", Method::GET, test_handler)
                .controller(TestController {})
        })
        .build();
    
    server.run().await
}