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62 lines
1.2 KiB
Rust
62 lines
1.2 KiB
Rust
// check that we can't do funny things with wildcards.
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fn a() {
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match 1 {
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_ + 1 => () //~ error: expected one of `=>`, `if`, or `|`, found `+`
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}
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}
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fn b() {
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match 2 {
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(_ % 4) => () //~ error: expected one of `)`, `,`, or `|`, found `%`
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}
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}
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fn c() {
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match 3 {
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_.x() => () //~ error: expected one of `=>`, `if`, or `|`, found `.`
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}
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}
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fn d() {
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match 4 {
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_..=4 => () //~ error: expected one of `=>`, `if`, or `|`, found `..=`
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}
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}
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fn e() {
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match 5 {
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.._ => () //~ error: expected one of `=>`, `if`, or `|`, found reserved identifier `_`
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}
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}
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fn f() {
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match 6 {
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0..._ => ()
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//~^ error: inclusive range with no end
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//~| error: expected one of `=>`, `if`, or `|`, found reserved identifier `_`
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}
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}
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fn g() {
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match 7 {
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(_ * 0)..5 => () //~ error: expected one of `)`, `,`, or `|`, found `*`
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}
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}
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fn h() {
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match 8 {
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..(_) => () //~ error: expected one of `=>`, `if`, or `|`, found `(`
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}
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}
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fn i() {
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match 9 {
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4..=(2 + _) => ()
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//~^ error: expected a pattern range bound, found an expression
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//~| error: range pattern bounds cannot have parentheses
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}
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}
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fn main() {}
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