42 lines
786 B
Rust
42 lines
786 B
Rust
// error-pattern: attempted access of field `eat` on type `noisy`
|
|
trait noisy {
|
|
fn speak();
|
|
}
|
|
|
|
class cat : noisy {
|
|
priv {
|
|
let mut meows : uint;
|
|
fn meow() {
|
|
error!{"Meow"};
|
|
self.meows += 1u;
|
|
if self.meows % 5u == 0u {
|
|
self.how_hungry += 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
let mut how_hungry : int;
|
|
let name : str;
|
|
|
|
new(in_x : uint, in_y : int, in_name: str)
|
|
{ self.meows = in_x; self.how_hungry = in_y; self.name = in_name; }
|
|
|
|
fn speak() { self.meow(); }
|
|
|
|
fn eat() -> bool {
|
|
if self.how_hungry > 0 {
|
|
error!{"OM NOM NOM"};
|
|
self.how_hungry -= 2;
|
|
return true;
|
|
}
|
|
else {
|
|
error!{"Not hungry!"};
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
|
|
fn main() {
|
|
let nyan : noisy = cat(0u, 2, "nyan") as noisy;
|
|
nyan.eat();
|
|
} |