tests/ui/traits/issue-23825.rs

   1 // run-pass
   2 trait Stringify {
   3     fn to_string(&self) -> String;
   4 }
   5
   6 impl Stringify for u32 {
   7     fn to_string(&self) -> String { format!("u32: {}", *self) }
   8 }
   9
  10 impl Stringify for f32 {
  11     fn to_string(&self) -> String { format!("f32: {}", *self) }
  12 }
  13
  14 fn print<T: Stringify>(x: T) -> String {
  15     x.to_string()
  16 }
  17
  18 fn main() {
  19     assert_eq!(&print(5), "u32: 5");
  20     assert_eq!(&print(5.0), "f32: 5");
  21 }