File: associated-types-overridden-default.rs

package info (click to toggle)
rustc 1.88.0%2Bdfsg1-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 934,128 kB
  • sloc: xml: 158,127; python: 36,062; javascript: 19,855; sh: 19,700; cpp: 18,947; ansic: 12,993; asm: 4,792; makefile: 690; lisp: 29; perl: 29; ruby: 19; sql: 11
file content (22 lines) | stat: -rw-r--r-- 396 bytes parent folder | download | duplicates (15) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
 
//@ check-pass

// Before RFC 2532, overriding one assoc. type default required overriding all
// provided defaults.

#![feature(associated_type_defaults)]

pub trait Tr {
    type Assoc = u8;
    type Assoc2 = Self::Assoc;
    const C: u8 = 11;
    fn foo(&self) {}
}

impl Tr for () {
    type Assoc = ();
}

fn main() {
    let _: <() as Tr>::Assoc = ();
    let _: <() as Tr>::Assoc2 = ();
}