39 lines
800 B
Rust
39 lines
800 B
Rust
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// Test bindings-after-at with or-patterns
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// run-pass
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#[derive(Debug, PartialEq)]
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enum MatchArm {
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Arm(usize),
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Wild,
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}
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#[derive(Debug, Clone, Copy, PartialEq)]
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enum Test {
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Foo,
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Bar,
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Baz,
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Qux,
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}
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fn test(foo: Option<Test>) -> MatchArm {
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match foo {
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bar @ Some(Test::Foo | Test::Bar) => {
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assert!(bar == Some(Test::Foo) || bar == Some(Test::Bar));
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MatchArm::Arm(0)
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},
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Some(_) => MatchArm::Arm(1),
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_ => MatchArm::Wild,
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}
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}
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fn main() {
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assert_eq!(test(Some(Test::Foo)), MatchArm::Arm(0));
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assert_eq!(test(Some(Test::Bar)), MatchArm::Arm(0));
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assert_eq!(test(Some(Test::Baz)), MatchArm::Arm(1));
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assert_eq!(test(Some(Test::Qux)), MatchArm::Arm(1));
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assert_eq!(test(None), MatchArm::Wild);
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}
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