error[E0308]: mismatched types --> $DIR/pattern-ident-path-generics.rs:3:9 | LL | match Some("foo") { | ----------- this expression has type `Option<&str>` LL | None:: => {} | ^^^^^^^^^^^^^ expected `&str`, found `isize` | = note: expected enum `Option<&str>` found enum `Option` error: aborting due to previous error For more information about this error, try `rustc --explain E0308`.