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AK: Return Optional<T&> from HashMap<..., T>::get()

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This avoids a useless copy of the value, as most of the users (except
one) actually just need a reference to the value.
This commit is contained in:
Ali Mohammad Pur 2022-04-03 18:04:57 +04:30 • committed by Andreas Kling
parent 1a74895680
commit 33e27c545e
2 changed files with 4 additions and 4 deletions
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4
AK/Traits.h
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@ -16,8 +16,8 @@ namespace AK {
template<typename T>
struct GenericTraits {
using PeekType = T;
using ConstPeekType = T;
using PeekType = T&;
using ConstPeekType = T const&;
static constexpr bool is_trivial() { return false; }
static constexpr bool equals(const T& a, const T& b) { return a == b; }
template<Concepts::HashCompatible<T> U>