1 error[E0532]: expected tuple struct/variant, found function `foo`
2 --> $DIR/issue-10200.rs:16:9
4 LL | foo(x) //~ ERROR expected tuple struct/variant, found function `foo`
5 | ^^^ did you mean `Foo`?
7 error: aborting due to previous error
9 For more information about this error, try `rustc --explain E0532`.