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[E0533]: expected unit struct, unit variant or constant, found struct variant `MyEnum::Struct` --> $DIR/issue-63983.rs:10:9 | LL | MyEnum::Struct => "", | ^^^^^^^^^^^^^^ not a unit struct, unit variant or constant error: aborting due to 2 previous errors Some errors have detailed explanations: E0532, E0533. For more information about an error, try `rustc --explain E0532`.