1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
|
// run-pass
fn tuple() {
let x = (1, 2, 3, 4, 5);
match x {
(a, .., b, c) => {
assert_eq!(a, 1);
assert_eq!(b, 4);
assert_eq!(c, 5);
}
}
match x {
(a, b, c, .., d) => {
assert_eq!(a, 1);
assert_eq!(b, 2);
assert_eq!(c, 3);
assert_eq!(d, 5);
}
}
}
fn tuple_struct() {
struct S(u8, u8, u8, u8, u8);
let x = S(1, 2, 3, 4, 5);
match x {
S(a, .., b, c) => {
assert_eq!(a, 1);
assert_eq!(b, 4);
assert_eq!(c, 5);
}
}
match x {
S(a, b, c, .., d) => {
assert_eq!(a, 1);
assert_eq!(b, 2);
assert_eq!(c, 3);
assert_eq!(d, 5);
}
}
}
fn main() {
tuple();
tuple_struct();
}
|