mirror of https://github.com/rust-lang/rust
20 lines
842 B
Plaintext
20 lines
842 B
Plaintext
error[E0308]: mismatched types
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--> $DIR/closure-print-verbose.rs:10:29
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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 `{main::{closure#0} closure_kind_ty=i8 closure_sig_as_fn_ptr_ty=extern "rust-call" fn((u8,)) -> u8 upvar_tys=?4t}`
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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-print-verbose.rs:10:39
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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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