File: issue-27901.rs

package info (click to toggle)
rustc 1.86.0%2Bdfsg1-1
  • links: PTS, VCS
  • area: main
  • in suites: experimental, forky, sid
  • size: 913,560 kB
  • sloc: xml: 158,127; python: 35,921; javascript: 19,689; sh: 19,600; cpp: 18,906; ansic: 13,124; asm: 4,376; makefile: 708; perl: 29; lisp: 29; ruby: 19; sql: 11
file content (11 lines) | stat: -rw-r--r-- 298 bytes parent folder | download | duplicates (16) 
1
2
3
4
5
6
7
8
9
10
11
 
//@ run-pass
trait Stream { type Item; }
impl<'a> Stream for &'a str { type Item = u8; }
fn f<'s>(s: &'s str) -> (&'s str, <&'s str as Stream>::Item) {
    (s, 42)
}

fn main() {
    let fx = f as for<'t> fn(&'t str) -> (&'t str, <&'t str as Stream>::Item);
    assert_eq!(fx("hi"), ("hi", 42));
}