[rustc.git] / src / test / ui / suggestions / impl-on-dyn-trait-with-implicit-static-bound-needing-more-suggestions.nll.stderr

error[E0597]: `val` does not live long enough
  --> $DIR/impl-on-dyn-trait-with-implicit-static-bound-needing-more-suggestions.rs:21:9
   |
LL |     fn use_it<'a>(val: Box<dyn ObjectTrait<Assoc = i32>>) -> impl OtherTrait<'a> {
   |               -- lifetime `'a` defined here                  ------------------- opaque type requires that `val` is borrowed for `'a`
LL |         val.use_self()
   |         ^^^ borrowed value does not live long enough
LL |     }
   |     - `val` dropped here while still borrowed
   |
help: you can add a bound to the opaque type to make it last less than `'static` and match `'a`
   |
LL |     fn use_it<'a>(val: Box<dyn ObjectTrait<Assoc = i32>>) -> impl OtherTrait<'a> + 'a {
   |                                                                                  ++++

error[E0515]: cannot return value referencing function parameter `val`
  --> $DIR/impl-on-dyn-trait-with-implicit-static-bound-needing-more-suggestions.rs:43:9
   |
LL |         val.use_self()
   |         ---^^^^^^^^^^^
   |         |
   |         returns a value referencing data owned by the current function
   |         `val` is borrowed here

error[E0515]: cannot return value referencing function parameter `val`
  --> $DIR/impl-on-dyn-trait-with-implicit-static-bound-needing-more-suggestions.rs:109:9
   |
LL |         val.use_self()
   |         ---^^^^^^^^^^^
   |         |
   |         returns a value referencing data owned by the current function
   |         `val` is borrowed here

error: aborting due to 3 previous errors

Some errors have detailed explanations: E0515, E0597.
For more information about an error, try `rustc --explain E0515`.
Commit	Line	Data
3dfed10e XL	1	error[E0597]: `val` does not live long enough
	2	--> $DIR/impl-on-dyn-trait-with-implicit-static-bound-needing-more-suggestions.rs:21:9
	3	\|
	4	LL \| fn use_it<'a>(val: Box<dyn ObjectTrait<Assoc = i32>>) -> impl OtherTrait<'a> {
	5	\| -- lifetime `'a` defined here ------------------- opaque type requires that `val` is borrowed for `'a`
	6	LL \| val.use_self()
	7	\| ^^^ borrowed value does not live long enough
	8	LL \| }
	9	\| - `val` dropped here while still borrowed
	10	\|
	11	help: you can add a bound to the opaque type to make it last less than `'static` and match `'a`
	12	\|
	13	LL \| fn use_it<'a>(val: Box<dyn ObjectTrait<Assoc = i32>>) -> impl OtherTrait<'a> + 'a {
94222f64	14	\| ++++
3dfed10e XL	15
	16	error[E0515]: cannot return value referencing function parameter `val`
	17	--> $DIR/impl-on-dyn-trait-with-implicit-static-bound-needing-more-suggestions.rs:43:9
	18	\|
	19	LL \| val.use_self()
	20	\| ---^^^^^^^^^^^
	21	\| \|
	22	\| returns a value referencing data owned by the current function
	23	\| `val` is borrowed here
	24
	25	error[E0515]: cannot return value referencing function parameter `val`
	26	--> $DIR/impl-on-dyn-trait-with-implicit-static-bound-needing-more-suggestions.rs:109:9
	27	\|
	28	LL \| val.use_self()
	29	\| ---^^^^^^^^^^^
	30	\| \|
	31	\| returns a value referencing data owned by the current function
	32	\| `val` is borrowed here
	33
	34	error: aborting due to 3 previous errors
	35
	36	Some errors have detailed explanations: E0515, E0597.
	37	For more information about an error, try `rustc --explain E0515`.