src/test/ui/suggestions/lifetimes/trait-object-nested-in-impl-trait.stderr

   1 error[E0759]: `self` has an anonymous lifetime `'_` but it needs to satisfy a `'static` lifetime requirement
   2   --> $DIR/trait-object-nested-in-impl-trait.rs:30:31
   3    |
   4 LL |     fn iter(&self) -> impl Iterator<Item = Box<dyn Foo>> {
   5    |             ----- this data with an anonymous lifetime `'_`...
   6 ...
   7 LL |             remaining: self.0.iter(),
   8    |                        ------ ^^^^
   9    |                        |
  10    |                        ...is captured here...
  11    |
  12 note: ...and is required to live as long as `'static` here
  13   --> $DIR/trait-object-nested-in-impl-trait.rs:27:23
  14    |
  15 LL |     fn iter(&self) -> impl Iterator<Item = Box<dyn Foo>> {
  16    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  17 help: to declare that the `impl Trait` captures data from argument `self`, you can add an explicit `'_` lifetime bound
  18    |
  19 LL |     fn iter(&self) -> impl Iterator<Item = Box<dyn Foo>> + '_ {
  20    |                                                          ++++
  21 help: to declare that the trait object captures data from argument `self`, you can add an explicit `'_` lifetime bound
  22    |
  23 LL |     fn iter(&self) -> impl Iterator<Item = Box<dyn Foo + '_>> {
  24    |                                                        ++++
  25
  26 error[E0759]: `self` has an anonymous lifetime `'_` but it needs to satisfy a `'static` lifetime requirement
  27   --> $DIR/trait-object-nested-in-impl-trait.rs:41:31
  28    |
  29 LL |     fn iter(&self) -> impl Iterator<Item = Box<dyn Foo>> + '_ {
  30    |             ----- this data with an anonymous lifetime `'_`...
  31 ...
  32 LL |             remaining: self.0.iter(),
  33    |                        ------ ^^^^
  34    |                        |
  35    |                        ...is captured here...
  36    |
  37 note: ...and is required to live as long as `'static` here
  38   --> $DIR/trait-object-nested-in-impl-trait.rs:38:23
  39    |
  40 LL |     fn iter(&self) -> impl Iterator<Item = Box<dyn Foo>> + '_ {
  41    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  42 help: to declare that the trait object captures data from argument `self`, you can add an explicit `'_` lifetime bound
  43    |
  44 LL |     fn iter(&self) -> impl Iterator<Item = Box<dyn Foo + '_>> + '_ {
  45    |                                                        ++++
  46
  47 error[E0759]: `self` has lifetime `'a` but it needs to satisfy a `'static` lifetime requirement
  48   --> $DIR/trait-object-nested-in-impl-trait.rs:52:31
  49    |
  50 LL |     fn iter<'a>(&'a self) -> impl Iterator<Item = Box<dyn Foo>> + 'a {
  51    |                 -------- this data with lifetime `'a`...
  52 ...
  53 LL |             remaining: self.0.iter(),
  54    |                        ------ ^^^^
  55    |                        |
  56    |                        ...is captured here...
  57    |
  58 note: ...and is required to live as long as `'static` here
  59   --> $DIR/trait-object-nested-in-impl-trait.rs:49:30
  60    |
  61 LL |     fn iter<'a>(&'a self) -> impl Iterator<Item = Box<dyn Foo>> + 'a {
  62    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  63 help: to declare that the trait object captures data from argument `self`, you can add an explicit `'a` lifetime bound
  64    |
  65 LL |     fn iter<'a>(&'a self) -> impl Iterator<Item = Box<dyn Foo + 'a>> + 'a {
  66    |                                                               ++++
  67
  68 error[E0759]: `self` has lifetime `'a` but it needs to satisfy a `'static` lifetime requirement
  69   --> $DIR/trait-object-nested-in-impl-trait.rs:63:31
  70    |
  71 LL |     fn iter<'a>(&'a self) -> impl Iterator<Item = Box<dyn Foo>> {
  72    |                 -------- this data with lifetime `'a`...
  73 ...
  74 LL |             remaining: self.0.iter(),
  75    |                        ------ ^^^^
  76    |                        |
  77    |                        ...is captured here...
  78    |
  79 note: ...and is required to live as long as `'static` here
  80   --> $DIR/trait-object-nested-in-impl-trait.rs:60:30
  81    |
  82 LL |     fn iter<'a>(&'a self) -> impl Iterator<Item = Box<dyn Foo>> {
  83    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  84 help: to declare that the `impl Trait` captures data from argument `self`, you can add an explicit `'a` lifetime bound
  85    |
  86 LL |     fn iter<'a>(&'a self) -> impl Iterator<Item = Box<dyn Foo>> + 'a {
  87    |                                                                 ++++
  88 help: to declare that the trait object captures data from argument `self`, you can add an explicit `'a` lifetime bound
  89    |
  90 LL |     fn iter<'a>(&'a self) -> impl Iterator<Item = Box<dyn Foo + 'a>> {
  91    |                                                               ++++
  92
  93 error: aborting due to 4 previous errors
  94
  95 For more information about this error, try `rustc --explain E0759`.