mirror of
https://github.com/rust-lang/rust
synced 2024-09-30 22:04:36 +00:00
20 lines
760 B
Plaintext
20 lines
760 B
Plaintext
error[E0308]: mismatched types
|
|
--> $DIR/closure-no-fn-1.rs:6:29
|
|
|
|
|
LL | let foo: fn(u8) -> u8 = |v: u8| { a += v; a };
|
|
| ------------ ^^^^^^^^^^^^^^^^^^^^^ expected fn pointer, found closure
|
|
| |
|
|
| expected due to this
|
|
|
|
|
= note: expected fn pointer `fn(u8) -> u8`
|
|
found closure `{closure@$DIR/closure-no-fn-1.rs:6:29: 6:36}`
|
|
note: closures can only be coerced to `fn` types if they do not capture any variables
|
|
--> $DIR/closure-no-fn-1.rs:6:39
|
|
|
|
|
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`.
|