error[E0308]: mismatched types | |
--> $DIR/issue-3680.rs:3:9 | |
| | |
LL | match None { | |
| ---- this expression has type `std::option::Option<_>` | |
LL | Err(_) => () | |
| ^^^^^^ expected enum `std::option::Option`, found enum `std::result::Result` | |
| | |
= note: expected enum `std::option::Option<_>` | |
found enum `std::result::Result<_, _>` | |
error: aborting due to previous error | |
For more information about this error, try `rustc --explain E0308`. |