error: usage of `contains_key` followed by `insert` on a `HashMap` --> $DIR/entry.rs:16:5 | LL | / if !m.contains_key(&k) { LL | | m.insert(k, v); LL | | } | |_____^ help: try this: `m.entry(k).or_insert(v);` | = note: `-D clippy::map-entry` implied by `-D warnings` error: usage of `contains_key` followed by `insert` on a `HashMap` --> $DIR/entry.rs:20:5 | LL | / if !m.contains_key(&k) { LL | | if true { LL | | m.insert(k, v); LL | | } else { LL | | m.insert(k, v2); LL | | } LL | | } | |_____^ | help: try this | LL | m.entry(k).or_insert_with(|| { LL | if true { LL | v LL | } else { LL | v2 LL | } ... error: usage of `contains_key` followed by `insert` on a `HashMap` --> $DIR/entry.rs:28:5 | LL | / if !m.contains_key(&k) { LL | | if true { LL | | m.insert(k, v) LL | | } else { LL | | m.insert(k, v2) LL | | }; LL | | } | |_____^ | help: try this | LL | m.entry(k).or_insert_with(|| { LL | if true { LL | v LL | } else { LL | v2 LL | } ... error: usage of `contains_key` followed by `insert` on a `HashMap` --> $DIR/entry.rs:36:5 | LL | / if !m.contains_key(&k) { LL | | if true { LL | | m.insert(k, v); LL | | } else { ... | LL | | } LL | | } | |_____^ | help: try this | LL | if let std::collections::hash_map::Entry::Vacant(e) = m.entry(k) { LL | if true { LL | e.insert(v); LL | } else { LL | e.insert(v2); LL | return; ... error: usage of `contains_key` followed by `insert` on a `HashMap` --> $DIR/entry.rs:45:5 | LL | / if !m.contains_key(&k) { LL | | foo(); LL | | m.insert(k, v); LL | | } | |_____^ | help: try this | LL | m.entry(k).or_insert_with(|| { LL | foo(); LL | v LL | }); | error: usage of `contains_key` followed by `insert` on a `HashMap` --> $DIR/entry.rs:50:5 | LL | / if !m.contains_key(&k) { LL | | match 0 { LL | | 1 if true => { LL | | m.insert(k, v); ... | LL | | }; LL | | } | |_____^ | help: try this | LL | m.entry(k).or_insert_with(|| { LL | match 0 { LL | 1 if true => { LL | v LL | }, LL | _ => { ... error: usage of `contains_key` followed by `insert` on a `HashMap` --> $DIR/entry.rs:61:5 | LL | / if !m.contains_key(&k) { LL | | match 0 { LL | | 0 => {}, LL | | 1 => { ... | LL | | }; LL | | } | |_____^ | help: try this | LL | if let std::collections::hash_map::Entry::Vacant(e) = m.entry(k) { LL | match 0 { LL | 0 => {}, LL | 1 => { LL | e.insert(v); LL | }, ... error: usage of `contains_key` followed by `insert` on a `HashMap` --> $DIR/entry.rs:73:5 | LL | / if !m.contains_key(&k) { LL | | foo(); LL | | match 0 { LL | | 0 if false => { ... | LL | | } LL | | } | |_____^ | help: try this | LL | m.entry(k).or_insert_with(|| { LL | foo(); LL | match 0 { LL | 0 if false => { LL | v LL | }, ... error: usage of `contains_key` followed by `insert` on a `HashMap` --> $DIR/entry.rs:99:5 | LL | / if !m.contains_key(&m!(k)) { LL | | m.insert(m!(k), m!(v)); LL | | } | |_____^ help: try this: `m.entry(m!(k)).or_insert_with(|| m!(v));` error: usage of `contains_key` followed by `insert` on a `BTreeMap` --> $DIR/entry.rs:105:5 | LL | / if !m.contains_key(&k) { LL | | m.insert(k, v); LL | | foo(); LL | | } | |_____^ | help: try this | LL | if let std::collections::btree_map::Entry::Vacant(e) = m.entry(k) { LL | e.insert(v); LL | foo(); LL | } | error: aborting due to 10 previous errors