1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
|
// 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.
// xfail-fast
// -*- rust -*-
#[legacy_modes];
type compare<T> = fn@(T, T) -> bool;
fn test_generic<T: Copy>(expected: T, eq: compare<T>) {
let actual: T = match true { true => { expected }, _ => fail ~"wat" };
assert (eq(expected, actual));
}
fn test_bool() {
fn compare_bool(&&b1: bool, &&b2: bool) -> bool { return b1 == b2; }
test_generic::<bool>(true, compare_bool);
}
type t = {a: int, b: int};
fn test_rec() {
fn compare_rec(t1: t, t2: t) -> bool {
t1.a == t2.a && t1.b == t2.b
}
test_generic::<t>({a: 1, b: 2}, compare_rec);
}
fn main() { test_bool(); test_rec(); }
|
