41 lines
1.0 KiB
Rust
41 lines
1.0 KiB
Rust
// 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.
|
|
|
|
|
|
|
|
|
|
|
|
// Tests for if as expressions returning nominal types
|
|
|
|
#[derive(Copy)]
|
|
struct I { i: int }
|
|
|
|
fn test_rec() {
|
|
let rs = if true { I {i: 100} } else { I {i: 101} };
|
|
assert_eq!(rs.i, 100);
|
|
}
|
|
|
|
#[derive(Copy, Debug)]
|
|
enum mood { happy, sad, }
|
|
|
|
impl PartialEq for mood {
|
|
fn eq(&self, other: &mood) -> bool {
|
|
((*self) as uint) == ((*other) as uint)
|
|
}
|
|
fn ne(&self, other: &mood) -> bool { !(*self).eq(other) }
|
|
}
|
|
|
|
fn test_tag() {
|
|
let rs = if true { mood::happy } else { mood::sad };
|
|
assert_eq!(rs, mood::happy);
|
|
}
|
|
|
|
pub fn main() { test_rec(); test_tag(); }
|