20 lines
827 B
Plaintext
20 lines
827 B
Plaintext
error[E0308]: mismatched types
|
|
--> $DIR/closure-print-verbose.rs:10:29
|
|
|
|
|
LL | let foo: fn(u8) -> u8 = |v: u8| { a += v; a };
|
|
| ------------ ^^^^^^^^^^^^^^^^^^^^^ expected fn pointer, found closure
|
|
| |
|
|
| expected due to this
|
|
|
|
|
= note: expected fn pointer `fn(u8) -> u8`
|
|
found closure `{main::{closure#0} closure_args=(unavailable) args=[i8, extern "rust-call" fn((u8,)) -> u8, ?6t]}`
|
|
note: closures can only be coerced to `fn` types if they do not capture any variables
|
|
--> $DIR/closure-print-verbose.rs:10:39
|
|
|
|
|
LL | let foo: fn(u8) -> u8 = |v: u8| { a += v; a };
|
|
| ^ `a` captured here
|
|
|
|
error: aborting due to 1 previous error
|
|
|
|
For more information about this error, try `rustc --explain E0308`.
|