# File lib/dm-core/property_set.rb, line 23
    def []=(name, entry)
      warn "#{self.class}#[]= is deprecated. Use #{self.class}#<< instead: #{caller.first}"
      raise "#{entry.class} is not added with the correct name" unless name && name.to_s == entry.name.to_s
      self << entry
      entry
    end