File: issue-72002.rs

package info (click to toggle)
rustc-web 1.70.0%2Bdfsg1-7~deb11u1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 1,517,036 kB
  • sloc: xml: 147,962; javascript: 10,210; sh: 8,590; python: 8,220; ansic: 5,901; cpp: 4,635; makefile: 4,006; asm: 2,856
file content (29 lines) | stat: -rw-r--r-- 503 bytes parent folder | download | duplicates (9) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
 
// check-pass
struct Indexable;

impl Indexable {
    fn boo(&mut self) {}
}

impl std::ops::Index<&str> for Indexable {
    type Output = Indexable;

    fn index(&self, field: &str) -> &Indexable {
        self
    }
}

impl std::ops::IndexMut<&str> for Indexable {
    fn index_mut(&mut self, field: &str) -> &mut Indexable {
        self
    }
}

fn main() {
    let mut v = Indexable;
    let field = "hello".to_string();

    v[field.as_str()].boo();

    v[&field].boo(); // < This should work
}