mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-27 17:24:06 +00:00
19 lines
402 B
Rust
19 lines
402 B
Rust
// 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));
|
|
}
|