rust/src/test/compile-fail/issue-2354.rs

// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.

fn foo() { //~ NOTE Did you mean to close this delimiter?
  match Some(x) {
      Some(y) { fail!(); }
      None    { fail!(); }
}

fn bar() {
    let mut i = 0;
    while (i < 1000) {}
}

fn main() {} //~ ERROR this file contains an un-closed delimiter