rust.eventbus/compiletest/compile-fail/hygiene/cancellable.rs

#[macro_use]
extern crate eventbus;

use eventbus::{Event, EventBus};

struct MyEvent {
    i: i32
}

impl Event for MyEvent {
}

fn test_hygiene() {
    let bus = [EventBus::new()];
    let mut event = MyEvent { i: 3 };
    post_event!(&bus[CANCELLABLE.load(::std::sync::atomic::Ordering::Relaxed)], &mut event, MyEvent); //~ ERROR cannot find value `CANCELLABLE` in this scope
}