| error: higher kinded lifetime bounds on nested opaque types are not supported yet |
| --> $DIR/issue-67830.rs:21:62 |
| | |
| LL | fn test() -> impl for<'a> MyFn<&'a A, Output=impl Iterator + 'a> { |
| | ^^ |
| | |
| note: lifetime declared here |
| --> $DIR/issue-67830.rs:21:23 |
| | |
| LL | fn test() -> impl for<'a> MyFn<&'a A, Output=impl Iterator + 'a> { |
| | ^^ |
| |
| error: implementation of `FnOnce` is not general enough |
| --> $DIR/issue-67830.rs:23:5 |
| | |
| LL | Wrap(|a| Some(a).into_iter()) |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ implementation of `FnOnce` is not general enough |
| | |
| = note: closure with signature `fn(&'2 A) -> std::option::IntoIter<&A>` must implement `FnOnce<(&'1 A,)>`, for any lifetime `'1`... |
| = note: ...but it actually implements `FnOnce<(&'2 A,)>`, for some specific lifetime `'2` |
| |
| error: implementation of `FnOnce` is not general enough |
| --> $DIR/issue-67830.rs:23:5 |
| | |
| LL | Wrap(|a| Some(a).into_iter()) |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ implementation of `FnOnce` is not general enough |
| | |
| = note: closure with signature `fn(&'2 A) -> std::option::IntoIter<&A>` must implement `FnOnce<(&'1 A,)>`, for any lifetime `'1`... |
| = note: ...but it actually implements `FnOnce<(&'2 A,)>`, for some specific lifetime `'2` |
| = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` |
| |
| error: aborting due to 3 previous errors |
| |
