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AK: Make HashMap::get(Key) return an Optional<Value>.

This allows HashMap::get() to be used for value types that cannot be default
constructed (e.g NonnullOwnPtr.)
This commit is contained in:
Andreas Kling 2019-07-24 10:25:43 +02:00
parent e2798d6208
commit 1d0b464618
10 changed files with 27 additions and 17 deletions

View file

@ -103,7 +103,9 @@ public:
return fallback;
}
operator bool() const { return has_value(); }
private:
char m_storage[sizeof(T)] __attribute__((aligned(sizeof(T))));
char m_storage[sizeof(T)];
bool m_has_value { false };
};