| error[E0308]: method not compatible with trait |
| --> $DIR/issue-37884.rs:16:5 |
| | |
| LL | / fn next(&'a mut self) -> Option<Self::Item> |
| LL | | //~^ ERROR method not compatible with trait |
| LL | | //~| lifetime mismatch |
| LL | | { |
| LL | | Some(&mut self.0) |
| LL | | } |
| | |_____^ lifetime mismatch |
| | |
| = note: expected type `fn(&mut RepeatMut<'a, T>) -> std::option::Option<&mut T>` |
| found type `fn(&'a mut RepeatMut<'a, T>) -> std::option::Option<&mut T>` |
| note: the anonymous lifetime #1 defined on the method body at 16:5... |
| --> $DIR/issue-37884.rs:16:5 |
| | |
| LL | / fn next(&'a mut self) -> Option<Self::Item> |
| LL | | //~^ ERROR method not compatible with trait |
| LL | | //~| lifetime mismatch |
| LL | | { |
| LL | | Some(&mut self.0) |
| LL | | } |
| | |_____^ |
| note: ...does not necessarily outlive the lifetime 'a as defined on the impl at 13:6 |
| --> $DIR/issue-37884.rs:13:6 |
| | |
| LL | impl<'a, T: 'a> Iterator for RepeatMut<'a, T> { |
| | ^^ |
| |
| error: aborting due to previous error |
| |
| For more information about this error, try `rustc --explain E0308`. |
