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28 lines
857 B
Plaintext
28 lines
857 B
Plaintext
error[E0059]: type parameter to bare `Fn` trait must be a tuple
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--> $DIR/non-tupled-arg-mismatch.rs:3:9
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LL | fn a<F: Fn<usize>>(f: F) {}
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| ^^^^^^^^^ the trait `Tuple` is not implemented for `usize`
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note: required by a bound in `Fn`
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--> $SRC_DIR/core/src/ops/function.rs:LL:COL
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error[E0308]: mismatched types
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--> $DIR/non-tupled-arg-mismatch.rs:7:5
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LL | a(|_: usize| {});
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| ^^^^^^^^^^^^^^^^ types differ
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= note: expected trait `Fn<usize>`
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found trait `Fn(usize)`
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note: required by a bound in `a`
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--> $DIR/non-tupled-arg-mismatch.rs:3:9
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LL | fn a<F: Fn<usize>>(f: F) {}
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| ^^^^^^^^^ required by this bound in `a`
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error: aborting due to 2 previous errors
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Some errors have detailed explanations: E0059, E0308.
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For more information about an error, try `rustc --explain E0059`.
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