| error: this iterator reduction never loops (closure always diverges) |
| --> tests/ui/never_loop_iterator_reduction.rs:6:5 |
| | |
| LL | / [0, 1].into_iter().for_each(|x| { |
| LL | | |
| LL | | |
| LL | | let _ = x; |
| LL | | panic!("boom"); |
| LL | | }); |
| | |______^ |
| | |
| = note: if you only need one element, `if let Some(x) = iter.next()` is clearer |
| = note: `-D clippy::never-loop` implied by `-D warnings` |
| = help: to override `-D warnings` add `#[allow(clippy::never_loop)]` |
| help: consider this pattern |
| | |
| LL - [0, 1].into_iter().for_each(|x| { |
| LL - |
| LL - |
| LL - let _ = x; |
| LL - panic!("boom"); |
| LL - }); |
| LL + if let Some(x) = [0, 1].into_iter().next() { ... }; |
| | |
| |
| error: aborting due to 1 previous error |
| |
