src/test/ui/iterators/string.stderr

   1 error[E0277]: `String` is not an iterator
   2   --> $DIR/string.rs:2:14
   3    |
   4 LL |     for _ in "".to_owned() {}
   5    |              ^^^^^^^^^^^^^ `String` is not an iterator
   6    |
   7    = help: the trait `Iterator` is not implemented for `String`
   8    = note: required because of the requirements on the impl of `IntoIterator` for `String`
   9    = note: required by `into_iter`
  10
  11 error[E0277]: `&str` is not an iterator
  12   --> $DIR/string.rs:4:14
  13    |
  14 LL |     for _ in "" {}
  15    |              ^^ `&str` is not an iterator; try calling `.chars()` or `.bytes()`
  16    |
  17    = help: the trait `Iterator` is not implemented for `&str`
  18    = note: required because of the requirements on the impl of `IntoIterator` for `&str`
  19    = note: required by `into_iter`
  20
  21 error: aborting due to 2 previous errors
  22
  23 For more information about this error, try `rustc --explain E0277`.