| error[E0061]: this function takes 2 arguments but 1 argument was supplied | |
| --> $DIR/issue-3044.rs:3:23 | |
| | | |
| LL | needlesArr.iter().fold(|x, y| { | |
| | _______________________^^^^_- | |
| | | | | |
| | | expected 2 arguments | |
| LL | | }); | |
| | |_____- supplied 1 argument | |
| error: aborting due to previous error | |
| For more information about this error, try `rustc --explain E0061`. |