// run-rustfix #![allow(clippy::bind_instead_of_map)] fn main() { let opt = Some(1); let bar = |_| Some(1); // Check `OPTION_MAP_OR_NONE`. // Single line case. let _: Option = opt.map(|x| x + 1); // Multi-line case. #[rustfmt::skip] let _: Option = opt.map(|x| x + 1); // function returning `Option` let _: Option = opt.and_then(bar); let _: Option = opt.and_then(|x| { let offset = 0; let height = x; Some(offset + height) }); }