rocket 0.3.1

Web framework for nightly with a focus on ease-of-use, expressibility, and speed.
Documentation 
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#![feature(plugin, custom_derive)]
#![plugin(rocket_codegen)]
#![allow(dead_code)] // This test is only here so that we can ensure it compiles.

extern crate rocket;

use rocket::State;
use rocket::response::{self, Responder};

struct SomeState;

pub struct CustomResponder<'r, R> {
    responder: R,
    state: &'r SomeState,
}

impl<'r, R: Responder<'r>> Responder<'r> for CustomResponder<'r, R> {
    fn respond_to(self, _: &rocket::Request) -> response::Result<'r> {
        unimplemented!()
    }
}

#[get("/unit_state")]
fn unit_state(state: State<SomeState>) -> CustomResponder<()> {
    CustomResponder { responder: (), state: state.inner() }
}

#[get("/string_state")]
fn string_state(state: State<SomeState>) -> CustomResponder<String> {
    CustomResponder { responder: "".to_string(), state: state.inner() }
}