4838c78ba4
Locals which can be partially moved created within the to-be-created closure shouldn't block the use of a closure
21 lines
482 B
Plaintext
21 lines
482 B
Plaintext
error: usage of `contains_key` followed by `insert` on a `BTreeMap`
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--> $DIR/entry_btree.rs:12:5
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LL | / if !m.contains_key(&k) {
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LL | | m.insert(k, v);
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LL | | foo();
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LL | | }
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| |_____^
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= note: `-D clippy::map-entry` implied by `-D warnings`
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help: try this
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LL ~ if let std::collections::btree_map::Entry::Vacant(e) = m.entry(k) {
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LL + e.insert(v);
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LL + foo();
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LL + }
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error: aborting due to previous error
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