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58 lines
1.1 KiB
Rust
58 lines
1.1 KiB
Rust
// run-pass
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fn tuple() {
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let x = (1, 2, 3);
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match x {
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(1, 2, 4) => unreachable!(),
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(0, 2, 3, ..) => unreachable!(),
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(0, .., 3) => unreachable!(),
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(0, ..) => unreachable!(),
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(1, 2, 3) => (),
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(_, _, _) => unreachable!(),
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}
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match x {
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(..) => (),
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}
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match x {
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(_, _, _, ..) => (),
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}
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match x {
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(a, b, c) => {
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assert_eq!(1, a);
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assert_eq!(2, b);
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assert_eq!(3, c);
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}
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}
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}
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fn tuple_struct() {
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struct S(u8, u8, u8);
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let x = S(1, 2, 3);
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match x {
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S(1, 2, 4) => unreachable!(),
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S(0, 2, 3, ..) => unreachable!(),
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S(0, .., 3) => unreachable!(),
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S(0, ..) => unreachable!(),
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S(1, 2, 3) => (),
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S(_, _, _) => unreachable!(),
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}
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match x {
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S(..) => (),
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}
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match x {
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S(_, _, _, ..) => (),
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}
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match x {
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S(a, b, c) => {
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assert_eq!(1, a);
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assert_eq!(2, b);
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assert_eq!(3, c);
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}
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}
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}
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fn main() {
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tuple();
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tuple_struct();
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}
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