-// 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.
-
#![feature(box_syntax)]
-trait noisy {
+trait Noisy {
fn speak(&self);
}
-struct cat {
+struct Cat {
meows : usize,
how_hungry : isize,
name : String,
}
-impl cat {
+impl Cat {
pub fn eat(&self) -> bool {
if self.how_hungry > 0 {
println!("OM NOM NOM");
}
}
-impl noisy for cat {
+impl Noisy for Cat {
fn speak(&self) { self.meow(); }
}
-impl cat {
+impl Cat {
fn meow(&self) {
println!("Meow");
self.meows += 1;
}
}
-fn cat(in_x : usize, in_y : isize, in_name: String) -> cat {
- cat {
+fn cat(in_x : usize, in_y : isize, in_name: String) -> Cat {
+ Cat {
meows: in_x,
how_hungry: in_y,
name: in_name
}
fn main() {
- let nyan: Box<noisy> = box cat(0, 2, "nyan".to_string()) as Box<noisy>;
+ let nyan: Box<Noisy> = box cat(0, 2, "nyan".to_string()) as Box<Noisy>;
nyan.eat(); //~ ERROR no method named `eat` found
}