[rustc.git] / src / test / run-pass / capture-clauses-unboxed-closures.rs

// Copyright 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 each<'a,T,F:FnMut(&'a T)>(x: &'a [T], mut f: F) {
    for val in x {
        f(val)
    }
}

fn main() {
    let mut sum = 0;
    let elems = [ 1, 2, 3, 4, 5 ];
    each(&elems, |val: &usize| sum += *val);
    assert_eq!(sum, 15);
}
Commit	Line	Data
1a4d82fc	1	// Copyright 2014 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
1a4d82fc	11	fn each<'a,T,F:FnMut(&'a T)>(x: &'a [T], mut f: F) {
85aaf69f	12	for val in x {
1a4d82fc	13	f(val)
223e47cc LB	14	}
	15	}
	16
	17	fn main() {
c34b1796 AL	18	let mut sum = 0;
	19	let elems = [ 1, 2, 3, 4, 5 ];
	20	each(&elems, \|val: &usize\| sum += *val);
1a4d82fc	21	assert_eq!(sum, 15);
223e47cc	22	}