src/test/ui/resolve/issue-2356.rs

   1 trait Groom {
   2     fn shave(other: usize);
   3 }
   4
   5 pub struct Cat {
   6   whiskers: isize,
   7 }
   8
   9 pub enum MaybeDog {
  10     Dog,
  11     NoDog
  12 }
  13
  14 impl MaybeDog {
  15   fn bark() {
  16     // If this provides a suggestion, it's a bug as MaybeDog doesn't impl Groom
  17     shave();
  18     //~^ ERROR cannot find function `shave`
  19   }
  20 }
  21
  22 impl Clone for Cat {
  23   fn clone(&self) -> Self {
  24     clone();
  25     //~^ ERROR cannot find function `clone`
  26     loop {}
  27   }
  28 }
  29 impl Default for Cat {
  30   fn default() -> Self {
  31     default();
  32     //~^ ERROR cannot find function `default` in this scope [E0425]
  33     loop {}
  34   }
  35 }
  36
  37 impl Groom for Cat {
  38   fn shave(other: usize) {
  39     whiskers -= other;
  40     //~^ ERROR cannot find value `whiskers`
  41     shave(4);
  42     //~^ ERROR cannot find function `shave`
  43     purr();
  44     //~^ ERROR cannot find function `purr`
  45   }
  46 }
  47
  48 impl Cat {
  49     fn static_method() {}
  50
  51     fn purr_louder() {
  52         static_method();
  53         //~^ ERROR cannot find function `static_method`
  54         purr();
  55         //~^ ERROR cannot find function `purr`
  56         purr();
  57         //~^ ERROR cannot find function `purr`
  58         purr();
  59         //~^ ERROR cannot find function `purr`
  60     }
  61 }
  62
  63 impl Cat {
  64   fn meow() {
  65     if self.whiskers > 3 {
  66         //~^ ERROR expected value, found module `self`
  67         println!("MEOW");
  68     }
  69   }
  70
  71   fn purr(&self) {
  72     grow_older();
  73     //~^ ERROR cannot find function `grow_older`
  74     shave();
  75     //~^ ERROR cannot find function `shave`
  76   }
  77
  78   fn burn_whiskers(&mut self) {
  79     whiskers = 0;
  80     //~^ ERROR cannot find value `whiskers`
  81   }
  82
  83   pub fn grow_older(other:usize) {
  84     whiskers = 4;
  85     //~^ ERROR cannot find value `whiskers`
  86     purr_louder();
  87     //~^ ERROR cannot find function `purr_louder`
  88   }
  89 }
  90
  91 fn main() {
  92     self += 1;
  93     //~^ ERROR expected value, found module `self`
  94 }