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1 | // Copyright 2012 The Rust Project Developers. See the COPYRIGHT |
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 | ||
11 | struct cat<U> { | |
12 | priv info : ~[U], | |
13 | priv meows : uint, | |
14 | ||
15 | how_hungry : int, | |
16 | } | |
17 | ||
970d7e83 LB |
18 | impl<U> cat<U> { |
19 | pub fn speak<T>(&mut self, stuff: ~[T]) { | |
223e47cc LB |
20 | self.meows += stuff.len(); |
21 | } | |
970d7e83 | 22 | pub fn meow_count(&mut self) -> uint { self.meows } |
223e47cc LB |
23 | } |
24 | ||
970d7e83 | 25 | fn cat<U>(in_x : uint, in_y : int, in_info: ~[U]) -> cat<U> { |
223e47cc LB |
26 | cat { |
27 | meows: in_x, | |
28 | how_hungry: in_y, | |
29 | info: in_info | |
30 | } | |
31 | } | |
32 | ||
33 | pub fn main() { | |
34 | let mut nyan : cat<int> = cat::<int>(52u, 99, ~[9]); | |
35 | let mut kitty = cat(1000u, 2, ~[~"tabby"]); | |
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36 | assert_eq!(nyan.how_hungry, 99); |
37 | assert_eq!(kitty.how_hungry, 2); | |
223e47cc | 38 | nyan.speak(~[1,2,3]); |
970d7e83 | 39 | assert_eq!(nyan.meow_count(), 55u); |
223e47cc | 40 | kitty.speak(~[~"meow", ~"mew", ~"purr", ~"chirp"]); |
970d7e83 | 41 | assert_eq!(kitty.meow_count(), 1004u); |
223e47cc | 42 | } |