| // Copyright 2012-2014 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 mk() -> isize { return 1; } |
| |
| fn chk(a: isize) { println!("{}", a); assert_eq!(a, 1); } |
| |
| fn apply<T>(produce: fn() -> T, |
| consume: fn(T)) { |
| consume(produce()); |
| } |
| |
| pub fn main() { |
| let produce: fn() -> isize = mk; |
| let consume: fn(v: isize) = chk; |
| apply::<isize>(produce, consume); |
| } |