rust/src/test/ui/destructuring-assignment/struct_destructure.rs
Fabian Zaiser 8cf3564310 Add underscore expressions for destructuring assignments
Co-authored-by: varkor <github@varkor.com>
2020-11-14 13:53:12 +00:00

21 lines
527 B
Rust

// run-pass
#![feature(destructuring_assignment)]
struct Struct<S, T> {
a: S,
b: T,
}
fn main() {
let (mut a, mut b);
Struct { a, b } = Struct { a: 0, b: 1 };
assert_eq!((a, b), (0, 1));
Struct { a: b, b: a } = Struct { a: 1, b: 2 };
assert_eq!((a,b), (2, 1));
Struct { a: _, b } = Struct { a: 1, b: 2 };
assert_eq!((a, b), (2, 2));
Struct { a, .. } = Struct { a: 1, b: 3 };
assert_eq!((a, b), (1, 2));
Struct { .. } = Struct { a: 1, b: 4 };
assert_eq!((a, b), (1, 2));
}