| error[E0599]: no method named `is_empty` found for type `Foo` in the current scope |
| --> $DIR/method-suggestion-no-duplication.rs:7:15 |
| | |
| LL | struct Foo; |
| | ----------- method `is_empty` not found for this |
| ... |
| LL | foo(|s| s.is_empty()); |
| | ^^^^^^^^ method not found in `Foo` |
| | |
| = help: items from traits can only be used if the trait is implemented and in scope |
| = note: the following trait defines an item `is_empty`, perhaps you need to implement it: |
| candidate #1: `std::iter::ExactSizeIterator` |
| |
| error: aborting due to previous error |
| |
| For more information about this error, try `rustc --explain E0599`. |
