2022-07-30 00:37:48 -05:00
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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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2018-02-07 21:35:35 -06:00
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2019-03-09 06:03:44 -06:00
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LL | fn foo<F: Fn<i32>>(f: F) -> F::Output { f(3) }
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2022-07-30 00:37:48 -05:00
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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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2018-02-07 21:35:35 -06:00
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error: aborting due to previous error
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2018-03-03 08:59:40 -06:00
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For more information about this error, try `rustc --explain E0059`.
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