rust/tests/ui/issues/issue-59494.stderr

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error[E0277]: expected a `Fn<(_,)>` closure, found `impl Fn(((_, _), _))`
--> $DIR/issue-59494.rs:21:22
|
LL | let t8 = t8n(t7, t7p(f, g));
| --- ^^^^^^^^^ expected an `Fn<(_,)>` closure, found `impl Fn(((_, _), _))`
| |
| required by a bound introduced by this call
|
= help: the trait `Fn<(_,)>` is not implemented for `impl Fn(((_, _), _))`
note: required by a bound in `t8n`
--> $DIR/issue-59494.rs:5:45
|
LL | fn t8n<A, B, C>(f: impl Fn(A) -> B, g: impl Fn(A) -> C) -> impl Fn(A) -> (B, C)
| ^^^^^^^^^^ required by this bound in `t8n`
error: aborting due to previous error
For more information about this error, try `rustc --explain E0277`.