1 error[E0308]: mismatched types
2 --> $DIR/issue-12552.rs:6:5
4 LL | Some(k) => match k { //~ ERROR mismatched types
5 | ^^^^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
7 = note: expected type `std::result::Result<_, {integer}>`
8 found type `std::option::Option<_>`
10 error[E0308]: mismatched types
11 --> $DIR/issue-12552.rs:9:5
13 LL | None => () //~ ERROR mismatched types
14 | ^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
16 = note: expected type `std::result::Result<_, {integer}>`
17 found type `std::option::Option<_>`
19 error: aborting due to 2 previous errors
21 For more information about this error, try `rustc --explain E0308`.