22 lines
437 B
Rust
22 lines
437 B
Rust
//@ run-pass
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#![feature(box_patterns)]
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#[derive(Debug, PartialEq)]
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enum Test {
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Foo(usize),
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Bar(isize),
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}
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fn main() {
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let a = Box::new(Test::Foo(10));
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let b = Box::new(Test::Bar(-20));
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match (a, b) {
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(_, box Test::Foo(_)) => unreachable!(),
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(box Test::Foo(x), b) => {
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assert_eq!(x, 10);
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assert_eq!(b, Box::new(Test::Bar(-20)));
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},
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_ => unreachable!(),
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}
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}
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