1error: this `.filter_map` can be written more simply using `.filter` 2 --> $DIR/unnecessary_filter_map.rs:2:13 3 | 4LL | let _ = (0..4).filter_map(|x| if x > 1 { Some(x) } else { None }); 5 | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 6 | 7 = note: `-D clippy::unnecessary-filter-map` implied by `-D warnings` 8 9error: this `.filter_map` can be written more simply using `.filter` 10 --> $DIR/unnecessary_filter_map.rs:3:13 11 | 12LL | let _ = (0..4).filter_map(|x| { 13 | _____________^ 14LL | | if x > 1 { 15LL | | return Some(x); 16LL | | }; 17LL | | None 18LL | | }); 19 | |______^ 20 21error: this `.filter_map` can be written more simply using `.filter` 22 --> $DIR/unnecessary_filter_map.rs:9:13 23 | 24LL | let _ = (0..4).filter_map(|x| match x { 25 | _____________^ 26LL | | 0 | 1 => None, 27LL | | _ => Some(x), 28LL | | }); 29 | |______^ 30 31error: this `.filter_map` can be written more simply using `.map` 32 --> $DIR/unnecessary_filter_map.rs:14:13 33 | 34LL | let _ = (0..4).filter_map(|x| Some(x + 1)); 35 | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 36 37error: aborting due to 4 previous errors 38 39