error[E0308]: mismatched types | |
--> $DIR/issue-46112.rs:9:21 | |
| | |
LL | fn main() { test(Ok(())); } | |
| ^^ | |
| | | |
| expected enum `std::option::Option`, found () | |
| help: try using a variant of the expected type: `Some(())` | |
| | |
= note: expected type `std::option::Option<()>` | |
found type `()` | |
error: aborting due to previous error | |
For more information about this error, try `rustc --explain E0308`. |