src/test/ui/suggestions/suggest-borrow-to-dyn-object.rs

   1 use std::ffi::{OsStr, OsString};
   2 use std::path::Path;
   3
   4 fn check(p: &dyn AsRef<Path>) {
   5     let m = std::fs::metadata(&p);
   6     println!("{:?}", &m);
   7 }
   8
   9 fn main() {
  10     let s: OsString = ".".into();
  11     let s: &OsStr = &s;
  12     check(s);
  13     //~^ ERROR the size for values of type `[u8]` cannot be known at compilation time
  14     //~| HELP within `OsStr`, the trait `Sized` is not implemented for `[u8]`
  15     //~| HELP consider borrowing the value, since `&OsStr` can be coerced into `dyn AsRef<Path>`
  16 }