src/test/ui/issues/issue-6458-4.stderr

   1 error[E0308]: mismatched types
   2   --> $DIR/issue-6458-4.rs:1:20
   3    |
   4 LL | fn foo(b: bool) -> Result<bool,String> {
   5    |    ---             ^^^^^^^^^^^^^^^^^^^ expected enum `std::result::Result`, found `()`
   6    |    |
   7    |    implicitly returns `()` as its body has no tail or `return` expression
   8 LL |     Err("bar".to_string());
   9    |                           - help: consider removing this semicolon
  10    |
  11    = note:   expected enum `std::result::Result<bool, String>`
  12            found unit type `()`
  13
  14 error: aborting due to previous error
  15
  16 For more information about this error, try `rustc --explain E0308`.