# File lib/hiera/backend/eyaml/utils.rb, line 90
        def self.find_closest_class args
          parent_class = args[ :parent_class ]
          class_name = args[ :class_name ]
          constants = parent_class.constants
          candidates = []
          constants.each do | candidate |
            candidates << candidate.to_s if candidate.to_s.downcase == class_name.downcase
          end
          if candidates.count > 0
            parent_class.const_get candidates.first
          else
            nil
          end
        end