File: never-search.rs

package info (click to toggle)
rustc-web 1.85.0%2Bdfsg3-1~deb12u3
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,759,988 kB
  • sloc: xml: 158,127; python: 35,830; javascript: 19,497; cpp: 19,002; sh: 17,245; ansic: 13,127; asm: 4,376; makefile: 1,056; lisp: 29; perl: 29; ruby: 19; sql: 11
file content (29 lines) | stat: -rw-r--r-- 406 bytes parent folder | download | duplicates (6) 
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
 
#![feature(never_type)]

#[allow(nonstandard_style)]
pub struct never;

pub fn loops() -> ! {
    loop {}
}
pub fn returns() -> never {
    never
}

pub fn impossible(x: !) {
    match x {}
}
pub fn uninteresting(x: never) {
    match x {
        never => {}
    }
}

pub fn box_impossible(x: Box<!>) {
    match *x {}
}
pub fn box_uninteresting(x: Box<never>) {
    match *x {
        never => {}
    }
}