# File lib/yard/registry_store.rb, line 31
    def get(key)
      key = :root if key == ''
      key = key.to_sym
      return @store[key] if @store[key]
      return if @loaded_objects >= @available_objects

      # check disk
      return if @notfound[key]
      if obj = @serializer.deserialize(key)
        @loaded_objects += 1
        put(key, obj)
      else
        @notfound[key] = true
        nil
      end
    end