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AK: Return Optional<ConstPeekType> for HashMap::get() const

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While the previous implementation always copied the object, returning a
non-const reference to a const object is not valid.
This commit is contained in:
Ali Mohammad Pur 2022-04-03 18:03:24 +04:30 committed by Andreas Kling
parent 221ecf17d3
commit 1a74895680
Notes: sideshowbarker 2024-07-17 14:28:14 +09:00 
Author: https://github.com/alimpfard
Commit: https://github.com/SerenityOS/serenity/commit/1a74895680
Pull-request: https://github.com/SerenityOS/serenity/pull/13470
Reviewed-by: https://github.com/BenWiederhake ✅
Reviewed-by: https://github.com/creator1creeper1
Reviewed-by: https://github.com/sin-ack ✅
1 changed files with 1 additions and 1 deletions
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2
AK/HashMap.h
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@ -127,7 +127,7 @@ public:
void ensure_capacity(size_t capacity) { m_table.ensure_capacity(capacity); }
ErrorOr<void> try_ensure_capacity(size_t capacity) { return m_table.try_ensure_capacity(capacity); }
Optional<typename Traits<V>::PeekType> get(const K& key) const requires(!IsPointer<typename Traits<V>::PeekType>)
Optional<typename Traits<V>::ConstPeekType> get(const K& key) const requires(!IsPointer<typename Traits<V>::PeekType>)
{
auto it = find(key);
if (it == end())