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20 lines
760 B
Plaintext
20 lines
760 B
Plaintext
error[E0308]: mismatched types
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--> $DIR/closure-no-fn-1.rs:6:29
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LL | let foo: fn(u8) -> u8 = |v: u8| { a += v; a };
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| ------------ ^^^^^^^^^^^^^^^^^^^^^ expected fn pointer, found closure
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| expected due to this
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= note: expected fn pointer `fn(u8) -> u8`
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found closure `{closure@$DIR/closure-no-fn-1.rs:6:29: 6:36}`
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note: closures can only be coerced to `fn` types if they do not capture any variables
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--> $DIR/closure-no-fn-1.rs:6:39
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LL | let foo: fn(u8) -> u8 = |v: u8| { a += v; a };
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| ^ `a` captured here
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error: aborting due to 1 previous error
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For more information about this error, try `rustc --explain E0308`.
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