diff options
Diffstat (limited to 'src/test/ui/pattern/pat-tuple-overfield.rs')
-rw-r--r-- | src/test/ui/pattern/pat-tuple-overfield.rs | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/src/test/ui/pattern/pat-tuple-overfield.rs b/src/test/ui/pattern/pat-tuple-overfield.rs new file mode 100644 index 000000000..c863c6575 --- /dev/null +++ b/src/test/ui/pattern/pat-tuple-overfield.rs @@ -0,0 +1,74 @@ +struct S(u8, u8, u8); +struct M( + u8, + u8, + u8, + u8, + u8, +); + +struct Z0; +struct Z1(); +enum E1 { + Z0, + Z1(), +} + +fn main() { + match (1, 2, 3) { + (1, 2, 3, 4) => {} //~ ERROR mismatched types + (1, 2, .., 3, 4) => {} //~ ERROR mismatched types + _ => {} + } + match S(1, 2, 3) { + S(1, 2, 3, 4) => {} + //~^ ERROR this pattern has 4 fields, but the corresponding tuple struct has 3 fields + S(1, 2, .., 3, 4) => {} + //~^ ERROR this pattern has 4 fields, but the corresponding tuple struct has 3 fields + _ => {} + } + match M(1, 2, 3, 4, 5) { + M(1, 2, 3, 4, 5, 6) => {} + //~^ ERROR this pattern has 6 fields, but the corresponding tuple struct has 5 fields + M(1, + 2, + 3, + 4, + 5, + 6) => {} + //~^ ERROR this pattern has 6 fields, but the corresponding tuple struct has 5 fields + M( + 1, + 2, + 3, + 4, + 5, + 6, + ) => {} + //~^^ ERROR this pattern has 6 fields, but the corresponding tuple struct has 5 fields + } + match Z0 { + Z0 => {} + Z0() => {} //~ ERROR expected tuple struct or tuple variant, found unit struct `Z0` + Z0(_) => {} //~ ERROR expected tuple struct or tuple variant, found unit struct `Z0` + Z0(_, _) => {} //~ ERROR expected tuple struct or tuple variant, found unit struct `Z0` + } + match Z1() { + Z1 => {} //~ ERROR match bindings cannot shadow tuple structs + Z1() => {} + Z1(_) => {} //~ ERROR this pattern has 1 field, but the corresponding tuple struct has 0 fields + Z1(_, _) => {} //~ ERROR this pattern has 2 fields, but the corresponding tuple struct has 0 fields + } + match E1::Z0 { + E1::Z0 => {} + E1::Z0() => {} //~ ERROR expected tuple struct or tuple variant, found unit variant `E1::Z0` + E1::Z0(_) => {} //~ ERROR expected tuple struct or tuple variant, found unit variant `E1::Z0` + E1::Z0(_, _) => {} //~ ERROR expected tuple struct or tuple variant, found unit variant `E1::Z0` + } + match E1::Z1() { + E1::Z1 => {} //~ ERROR expected unit struct, unit variant or constant, found tuple variant `E1::Z1` + E1::Z1() => {} + E1::Z1(_) => {} //~ ERROR this pattern has 1 field, but the corresponding tuple variant has 0 fields + E1::Z1(_, _) => {} //~ ERROR this pattern has 2 fields, but the corresponding tuple variant has 0 fields + } +} |