···20 // unwrap: this can never fail
21 let child_in = child.stdin.as_mut().unwrap();
22 for item in input.into_iter() {
23- write!(child_in, "{}\n", item.to_string())?;
24 }
25 let output = child.wait_with_output()?;
26 if output.stdout.is_empty() {
···20 // unwrap: this can never fail
21 let child_in = child.stdin.as_mut().unwrap();
22 for item in input.into_iter() {
23+ write!(child_in, "{item}\n")?;
24 }
25 let output = child.wait_with_output()?;
26 if output.stdout.is_empty() {