Method: Puppet::Graph::RbTreeMap#min_key

Defined in:

lib/puppet/graph/rb_tree_map.rb

#min_key ⇒ Object

Return the smallest key in the map.

Complexity: O(log n)

map = Containers::TreeMap.new
map.push("MA", "Massachusetts")
map.push("GA", "Georgia")
map.min_key #=> "GA"

# File 'lib/puppet/graph/rb_tree_map.rb', line 98

def min_key
  @root.nil? ? nil : min_recursive(@root).key
end