File: mix-with-wild.rs

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rustc 1.85.0%2Bdfsg3-1
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// Test that an or-pattern works with a wild pattern. This tests two things:
//
//  1) The Wild pattern should cause the pattern to always succeed.
//  2) or-patterns should work with simplifyable patterns.

//@ run-pass

pub fn test(x: Option<usize>) -> bool {
    match x {
        Some(0 | _) => true,
        _ => false,
    }
}

fn main() {
    assert!(test(Some(42)));
    assert!(!test(None));
}