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pub mod kitty {
use std::fmt;
pub struct cat {
meows : usize,
pub how_hungry : isize,
pub name : String,
}
impl fmt::Display for cat {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "{}", self.name)
}
}
impl cat {
fn meow(&mut self) {
println!("Meow");
self.meows += 1;
if self.meows % 5 == 0 {
self.how_hungry += 1;
}
}
}
impl cat {
pub fn speak(&mut self) { self.meow(); }
pub fn eat(&mut self) -> bool {
if self.how_hungry > 0 {
println!("OM NOM NOM");
self.how_hungry -= 2;
return true;
}
else {
println!("Not hungry!");
return false;
}
}
}
pub fn cat(in_x : usize, in_y : isize, in_name: String) -> cat {
cat {
meows: in_x,
how_hungry: in_y,
name: in_name
}
}
}
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