# File lib/rd/rd2html-lib.rb, line 183
    def is_this_textblock_only_one_block_of_parent_listitem?(element)
      parent = element.parent
      (parent.is_a?(ItemListItem) or
       parent.is_a?(EnumListItem) or
       parent.is_a?(DescListItem) or
       parent.is_a?(MethodListItem)) and
        consist_of_one_textblock?(parent)
    end