| error[E0593]: closure is expected to take a single 2-tuple as argument, but it takes 2 distinct arguments |
| --> $DIR/closure-arg-count-expected-type-issue-47244.rs:16:23 |
| | |
| LL | let _n = m.iter().map(|_, b| { |
| | ^^^ ------ takes 2 distinct arguments |
| | | |
| | expected closure that takes a single 2-tuple as argument |
| help: change the closure to accept a tuple instead of individual arguments |
| | |
| LL | let _n = m.iter().map(|(_, b)| { |
| | ^^^^^^^^ |
| |
| error: aborting due to previous error |
| |
| For more information about this error, try `rustc --explain E0593`. |