src/test/ui/closures/closure-expected-type/expect-region-supply-region.nll.stderr

   1 error[E0521]: borrowed data escapes outside of closure
   2   --> $DIR/expect-region-supply-region.rs:18:9
   3    |
   4 LL |     let mut f: Option<&u32> = None;
   5    |         ----- `f` declared here, outside of the closure body
   6 LL |     closure_expecting_bound(|x| {
   7    |                              - `x` is a reference that is only valid in the closure body
   8 LL |         f = Some(x);
   9    |         ^^^^^^^^^^^ `x` escapes the closure body here
  10
  11 error[E0521]: borrowed data escapes outside of closure
  12   --> $DIR/expect-region-supply-region.rs:28:9
  13    |
  14 LL |     let mut f: Option<&u32> = None;
  15    |         ----- `f` declared here, outside of the closure body
  16 LL |     closure_expecting_bound(|x: &u32| {
  17    |                              - `x` is a reference that is only valid in the closure body
  18 LL |         f = Some(x);
  19    |         ^^^^^^^^^^^ `x` escapes the closure body here
  20
  21 error: lifetime may not live long enough
  22   --> $DIR/expect-region-supply-region.rs:37:30
  23    |
  24 LL | fn expect_bound_supply_named<'x>() {
  25    |                              -- lifetime `'x` defined here
  26 ...
  27 LL |     closure_expecting_bound(|x: &'x u32| {
  28    |                              ^  - let's call the lifetime of this reference `'1`
  29    |                              |
  30    |                              requires that `'1` must outlive `'x`
  31
  32 error: lifetime may not live long enough
  33   --> $DIR/expect-region-supply-region.rs:37:30
  34    |
  35 LL | fn expect_bound_supply_named<'x>() {
  36    |                              -- lifetime `'x` defined here
  37 ...
  38 LL |     closure_expecting_bound(|x: &'x u32| {
  39    |                              ^ requires that `'x` must outlive `'static`
  40    |
  41    = help: consider replacing `'x` with `'static`
  42
  43 error: aborting due to 4 previous errors
  44