error[E0532]: expected unit struct, unit variant or constant, found tuple variant `MyEnum::Tuple` --> $DIR/issue-63983.rs:8:9 | LL | Tuple(i32), | ---------- `MyEnum::Tuple` defined here ... LL | MyEnum::Tuple => "", | ^^^^^^^^^^^^^ help: use the tuple variant pattern syntax instead: `MyEnum::Tuple(_)` error[E0532]: expected unit struct, unit variant or constant, found struct variant `MyEnum::Struct` --> $DIR/issue-63983.rs:10:9 | LL | Struct{ s: i32 }, | ---------------- `MyEnum::Struct` defined here ... LL | MyEnum::Struct => "", | ^^^^^^^^^^^^^^ help: use struct pattern syntax instead: `MyEnum::Struct { s }` error: aborting due to 2 previous errors For more information about this error, try `rustc --explain E0532`.