File: issue-72002.rs

package info (click to toggle)
rustc 1.85.0%2Bdfsg3-1
  • links: PTS, VCS
  • area: main
  • in suites: experimental, sid, trixie
  • size: 893,396 kB
  • sloc: xml: 158,127; python: 35,830; javascript: 19,497; cpp: 19,002; sh: 17,245; ansic: 13,127; asm: 4,376; makefile: 1,051; perl: 29; lisp: 29; ruby: 19; sql: 11
file content (29 lines) | stat: -rw-r--r-- 504 bytes parent folder | download | duplicates (5) 
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
}