mirror of https://github.com/rust-lang/rust
26 lines
929 B
Plaintext
26 lines
929 B
Plaintext
error[E0059]: type parameter to bare `Fn` trait must be a tuple
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--> $DIR/E0059.rs:3:11
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LL | fn foo<F: Fn<i32>>(f: F) -> F::Output { f(3) }
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| ^^^^^^^ the trait `Tuple` is not implemented for `i32`
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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[E0277]: `i32` is not a tuple
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--> $DIR/E0059.rs:3:41
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LL | fn foo<F: Fn<i32>>(f: F) -> F::Output { f(3) }
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| ^^^^ the trait `Tuple` is not implemented for `i32`
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error[E0059]: cannot use call notation; the first type parameter for the function trait is neither a tuple nor unit
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--> $DIR/E0059.rs:3:41
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LL | fn foo<F: Fn<i32>>(f: F) -> F::Output { f(3) }
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| ^^^^
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error: aborting due to 3 previous errors
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Some errors have detailed explanations: E0059, E0277.
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For more information about an error, try `rustc --explain E0059`.
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