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1a4d82fc | 1 | // Copyright 2015 The Rust Project Developers. See the COPYRIGHT |
223e47cc LB |
2 | // file at the top-level directory of this distribution and at |
3 | // http://rust-lang.org/COPYRIGHT. | |
4 | // | |
5 | // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or | |
6 | // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license | |
7 | // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your | |
8 | // option. This file may not be copied, modified, or distributed | |
9 | // except according to those terms. | |
10 | ||
9346a6ac AL |
11 | use std::thread::spawn; |
12 | ||
13 | // Test that we give a custom error (E0373) for the case where a | |
14 | // closure is escaping current frame, and offer a suggested code edit. | |
15 | // I refrained from including the precise message here, but the | |
16 | // original text as of the time of this writing is: | |
17 | // | |
18 | // closure may outlive the current function, but it borrows `books`, | |
19 | // which is owned by the current function | |
20 | ||
c34b1796 | 21 | fn main() { |
9346a6ac AL |
22 | let mut books = vec![1,2,3]; |
23 | spawn(|| books.push(4)); | |
24 | //~^ ERROR E0373 | |
5bcae85e SL |
25 | //~| NOTE `books` is borrowed here |
26 | //~| NOTE may outlive borrowed value `books` | |
223e47cc | 27 | } |