tests/ui/structs-enums/auxiliary/cci_class_cast.rs

   1 pub mod kitty {
   2     use std::fmt;
   3
   4     pub struct cat {
   5       meows : usize,
   6       pub how_hungry : isize,
   7       pub name : String,
   8     }
   9
  10     impl fmt::Display for cat {
  11         fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
  12             write!(f, "{}", self.name)
  13         }
  14     }
  15
  16     impl cat {
  17         fn meow(&mut self) {
  18             println!("Meow");
  19             self.meows += 1;
  20             if self.meows % 5 == 0 {
  21                 self.how_hungry += 1;
  22             }
  23         }
  24
  25     }
  26
  27     impl cat {
  28         pub fn speak(&mut self) { self.meow(); }
  29
  30         pub fn eat(&mut self) -> bool {
  31             if self.how_hungry > 0 {
  32                 println!("OM NOM NOM");
  33                 self.how_hungry -= 2;
  34                 return true;
  35             }
  36             else {
  37                 println!("Not hungry!");
  38                 return false;
  39             }
  40         }
  41     }
  42
  43     pub fn cat(in_x : usize, in_y : isize, in_name: String) -> cat {
  44         cat {
  45             meows: in_x,
  46             how_hungry: in_y,
  47             name: in_name
  48         }
  49     }
  50 }