unmanaged-state.rs

#![feature(proc_macro_hygiene, decl_macro)]

#[macro_use] extern crate serde_derive;
#[macro_use] extern crate rocket;
extern crate rocket_contrib;

use rocket::State;

#[derive(Debug)]
pub struct Foo {
    a: String
}

pub trait Bar: Send + Sync + std::fmt::Debug { }

impl Bar for Foo { }

fn main() {
    let d = Box::new(Foo{ a: String::from("a") });
    rocket::ignite()
        .mount("/", routes![dummy])
        .manage(d)
        .launch();
}

#[get("/")]
pub fn dummy(state: State<Box<Bar>>) -> () {
    dbg!(state);
    unimplemented!()
}