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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. | |
b7449926 XL |
10 | |
11 | // run-pass | |
223e47cc | 12 | |
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13 | |
14 | trait Cat { | |
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15 | fn meow(&self) -> bool; |
16 | fn scratch(&self) -> bool { self.purr() } | |
17 | fn purr(&self) -> bool { true } | |
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18 | } |
19 | ||
c34b1796 | 20 | impl Cat for isize { |
970d7e83 | 21 | fn meow(&self) -> bool { |
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22 | self.scratch() |
23 | } | |
24 | } | |
25 | ||
26 | pub fn main() { | |
27 | assert!(5.meow()); | |
28 | } |