[rustc.git] / src / test / ui / closures / closure-no-fn-1.stderr

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 previous error

For more information about this error, try `rustc --explain E0308`.
Commit	Line	Data
b7449926	1	error[E0308]: mismatched types
0731742a	2	--> $DIR/closure-no-fn-1.rs:6:29
b7449926 XL	3	\|
b7449926 XL	4	LL \| let foo: fn(u8) -> u8 = \|v: u8\| { a += v; a };
60c5eb7d XL	5	\| ------------ ^^^^^^^^^^^^^^^^^^^^^ expected fn pointer, found closure
	6	\| \|
	7	\| expected due to this
b7449926	8	\|
60c5eb7d	9	= note: expected fn pointer `fn(u8) -> u8`
064997fb	10	found closure `[closure@$DIR/closure-no-fn-1.rs:6:29: 6:36]`
5869c6ff XL	11	note: closures can only be coerced to `fn` types if they do not capture any variables
	12	--> $DIR/closure-no-fn-1.rs:6:39
	13	\|
	14	LL \| let foo: fn(u8) -> u8 = \|v: u8\| { a += v; a };
	15	\| ^ `a` captured here
b7449926 XL	16
	17	error: aborting due to previous error
	18
	19	For more information about this error, try `rustc --explain E0308`.