| error[E0308]: mismatched types | |
| --> $DIR/issue-87490.rs:9:5 | |
| | | |
| LL | fn follow(_: &str) -> <&str as StreamOnce>::Position { | |
| | ------------------------------ expected `usize` because of return type | |
| LL | String::new | |
| | ^^^^^^^^^^^ expected `usize`, found fn item | |
| | | |
| = note: expected type `usize` | |
| found fn item `fn() -> String {String::new}` | |
| error: aborting due to 1 previous error | |
| For more information about this error, try `rustc --explain E0308`. |