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AK: Annotate DoublyLinkedList functions with [[nodiscard]]
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@ -44,7 +44,7 @@ public:
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}
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ElementType& operator*() { return m_node->value; }
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ElementType* operator->() { return &m_node->value; }
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bool is_end() const { return !m_node; }
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[[nodiscard]] bool is_end() const { return !m_node; }
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static DoublyLinkedListIterator universal_end() { return DoublyLinkedListIterator(nullptr); }
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private:
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@ -76,7 +76,7 @@ public:
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DoublyLinkedList() = default;
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~DoublyLinkedList() { clear(); }
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bool is_empty() const { return !m_head; }
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[[nodiscard]] bool is_empty() const { return !m_head; }
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void clear()
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{
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@ -89,22 +89,22 @@ public:
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m_tail = nullptr;
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}
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T& first()
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[[nodiscard]] T& first()
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{
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VERIFY(m_head);
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return m_head->value;
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}
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const T& first() const
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[[nodiscard]] const T& first() const
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{
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VERIFY(m_head);
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return m_head->value;
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}
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T& last()
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[[nodiscard]] T& last()
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{
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VERIFY(m_head);
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return m_tail->value;
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}
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const T& last() const
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[[nodiscard]] const T& last() const
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{
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VERIFY(m_head);
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return m_tail->value;
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@ -147,7 +147,7 @@ public:
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m_head = node;
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}
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bool contains_slow(const T& value) const
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[[nodiscard]] bool contains_slow(const T& value) const
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{
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return find(value) != end();
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}
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