1 error[E0308]: mismatched types
2 --> $DIR/closure-reform-bad.rs:11:15
4 LL | let f = |s: &str| println!("{}{}", s, string);
5 | ------------------------------------- the found closure
7 | ^ expected fn pointer, found closure
9 = note: expected fn pointer `for<'r> fn(&'r str)`
10 found closure `[closure@$DIR/closure-reform-bad.rs:10:13: 10:50]`
11 note: closures can only be coerced to `fn` types if they do not capture any variables
12 --> $DIR/closure-reform-bad.rs:10:43
14 LL | let f = |s: &str| println!("{}{}", s, string);
15 | ^^^^^^ `string` captured here
17 error: aborting due to previous error
19 For more information about this error, try `rustc --explain E0308`.