AK: Mark RedBlackTree functions as [[nodiscard]]

cubiclove · Jul 17, 2021 · 6059d69 · 6059d69
1 parent af65c4d
commit 6059d69
Show file tree

Hide file tree

Showing 2 changed files with 3 additions and 2 deletions.
diff --git a/AK/IntrusiveRedBlackTree.h b/AK/IntrusiveRedBlackTree.h
@@ -83,6 +83,7 @@ class IntrusiveRedBlackTree final : public BaseRedBlackTree<K> {
  }
  [[nodiscard]] bool is_end() const { return !m_node; }
  [[nodiscard]] bool is_begin() const { return !m_prev; }
+ [[nodiscard]] auto key() const { return m_node->key; }
 
  private:
  friend class IntrusiveRedBlackTree;
@@ -159,7 +160,7 @@ class IntrusiveRedBlackTreeNode : public BaseRedBlackTree<K>::Node {
  VERIFY(!is_in_tree());
  }
 
- bool is_in_tree()
+ [[nodiscard]] bool is_in_tree() const
  {
  return m_in_tree;
  }

diff --git a/AK/RedBlackTree.h b/AK/RedBlackTree.h
@@ -406,7 +406,7 @@ class RedBlackTreeIterator {
  [[nodiscard]] bool is_end() const { return !m_node; }
  [[nodiscard]] bool is_begin() const { return !m_prev; }
 
- auto key() const { return m_node->key; }
+ [[nodiscard]] auto key() const { return m_node->key; }
 
 private:
  friend TreeType;