1 error[E0425]: cannot find value `bar` in this scope
5 | ^^^ not found in this scope
7 error[E0308]: mismatched types
11 | - help: try adding a return type: `-> &'static str`
13 | ^^^^^^^^^^^^^^^^^^^^ expected (), found reference
15 = note: expected type `()`
16 found type `&'static str`
18 error: aborting due to 2 previous errors
20 Some errors have detailed explanations: E0308, E0425.
21 For more information about an error, try `rustc --explain E0308`.