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#![allow(dead_code)]
fn main() {
let _ = (0..4).find_map(|x| if x > 1 { Some(x) } else { None });
//~^ ERROR: this `.find_map` can be written more simply using `.find`
//~| NOTE: `-D clippy::unnecessary-find-map` implied by `-D warnings`
let _ = (0..4).find_map(|x| {
//~^ ERROR: this `.find_map` can be written more simply using `.find`
if x > 1 {
return Some(x);
};
None
});
let _ = (0..4).find_map(|x| match x {
//~^ ERROR: this `.find_map` can be written more simply using `.find`
0 | 1 => None,
_ => Some(x),
});
let _ = (0..4).find_map(|x| Some(x + 1));
//~^ ERROR: this `.find_map` can be written more simply using `.map(..).next()`
let _ = (0..4).find_map(i32::checked_abs);
}
fn find_map_none_changes_item_type() -> Option<bool> {
"".chars().find_map(|_| None)
}
fn issue11260() {
let y = Some(1);
let _x = std::iter::once(1).find_map(|n| (n > 1).then_some(n));
let _x = std::iter::once(1).find_map(|n| (n > 1).then_some(y)); // different option, so can't be just `.find()`
}
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