File: feature-gate-non_exhaustive_omitted_patterns_lint.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 (34 lines) | stat: -rw-r--r-- 1,100 bytes parent folder | download | duplicates (3)
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
30
31
32
33
34
// check-fail

#![deny(non_exhaustive_omitted_patterns)]
//~^ WARNING unknown lint: `non_exhaustive_omitted_patterns`
//~| WARNING unknown lint: `non_exhaustive_omitted_patterns`
#![allow(non_exhaustive_omitted_patterns)]
//~^ WARNING unknown lint: `non_exhaustive_omitted_patterns`
//~| WARNING unknown lint: `non_exhaustive_omitted_patterns`

fn main() {
    enum Foo {
        A, B, C,
    }

    #[allow(non_exhaustive_omitted_patterns)]
    //~^ WARNING unknown lint: `non_exhaustive_omitted_patterns`
    //~| WARNING unknown lint: `non_exhaustive_omitted_patterns`
    //~| WARNING unknown lint: `non_exhaustive_omitted_patterns`
    //~| WARNING unknown lint: `non_exhaustive_omitted_patterns`
    match Foo::A {
        Foo::A => {}
        Foo::B => {}
    }
    //~^^^^ ERROR non-exhaustive patterns: `Foo::C` not covered

    match Foo::A {
        Foo::A => {}
        Foo::B => {}
        #[warn(non_exhaustive_omitted_patterns)]
        _ => {}
    }
    //~^^^ WARNING unknown lint: `non_exhaustive_omitted_patterns`
    //~| WARNING unknown lint: `non_exhaustive_omitted_patterns`
}