94 lines
1.7 KiB
Rust
94 lines
1.7 KiB
Rust
//@ run-pass
|
|
fn tuple() {
|
|
let x = (1, 2, 3);
|
|
match x {
|
|
(a, b, ..) => {
|
|
assert_eq!(a, 1);
|
|
assert_eq!(b, 2);
|
|
}
|
|
}
|
|
match x {
|
|
(.., b, c) => {
|
|
assert_eq!(b, 2);
|
|
assert_eq!(c, 3);
|
|
}
|
|
}
|
|
match x {
|
|
(a, .., c) => {
|
|
assert_eq!(a, 1);
|
|
assert_eq!(c, 3);
|
|
}
|
|
}
|
|
match x {
|
|
(a, b, c) => {
|
|
assert_eq!(a, 1);
|
|
assert_eq!(b, 2);
|
|
assert_eq!(c, 3);
|
|
}
|
|
}
|
|
match x {
|
|
(a, b, c, ..) => {
|
|
assert_eq!(a, 1);
|
|
assert_eq!(b, 2);
|
|
assert_eq!(c, 3);
|
|
}
|
|
}
|
|
match x {
|
|
(.., a, b, c) => {
|
|
assert_eq!(a, 1);
|
|
assert_eq!(b, 2);
|
|
assert_eq!(c, 3);
|
|
}
|
|
}
|
|
}
|
|
|
|
fn tuple_struct() {
|
|
struct S(u8, u8, u8);
|
|
|
|
let x = S(1, 2, 3);
|
|
match x {
|
|
S(a, b, ..) => {
|
|
assert_eq!(a, 1);
|
|
assert_eq!(b, 2);
|
|
}
|
|
}
|
|
match x {
|
|
S(.., b, c) => {
|
|
assert_eq!(b, 2);
|
|
assert_eq!(c, 3);
|
|
}
|
|
}
|
|
match x {
|
|
S(a, .., c) => {
|
|
assert_eq!(a, 1);
|
|
assert_eq!(c, 3);
|
|
}
|
|
}
|
|
match x {
|
|
S(a, b, c) => {
|
|
assert_eq!(a, 1);
|
|
assert_eq!(b, 2);
|
|
assert_eq!(c, 3);
|
|
}
|
|
}
|
|
match x {
|
|
S(a, b, c, ..) => {
|
|
assert_eq!(a, 1);
|
|
assert_eq!(b, 2);
|
|
assert_eq!(c, 3);
|
|
}
|
|
}
|
|
match x {
|
|
S(.., a, b, c) => {
|
|
assert_eq!(a, 1);
|
|
assert_eq!(b, 2);
|
|
assert_eq!(c, 3);
|
|
}
|
|
}
|
|
}
|
|
|
|
fn main() {
|
|
tuple();
|
|
tuple_struct();
|
|
}
|